Purple 900 Color / Colour Code #581C87
This page shows the hex color code for purple 900 (#581C87). The colour is a purple tone with 66% saturation and 32% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #581C87 against common backgrounds.
Complementary Colors
#581C87 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 244, 274, and 304 degrees for harmonious combinations.
Triadic Palette
Three colors at 274, 34, and 154 degrees.
Color Palettes Using #581C87
Five shades at lightness levels 15% through 85% while keeping hue at 274 and saturation at 66%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 274 to 319 degrees create a warm, unified palette. This analogous scheme works for marketing materials, seasonal campaigns, and any design that needs visual warmth without clashing colors.
Combines the base color at hue 274 with its complement at 94 and two adjacent cool tones. This split-complementary approach provides strong visual contrast while remaining more balanced than a pure complementary scheme.
Five evenly spaced hues at 40% saturation and 80% lightness. Pastels are gentle on the eyes and work well for dashboards, onboarding screens, category tags, and any interface where multiple distinct colors are needed without visual aggression.
Shades & Tints of #581C87
Lightness variations at hue 274 and 66% saturation.
CSS Gradients with #581C87
Design Use Cases for #581C87
Vibrant Brand Color
#581C87 has a strong 66% saturation that makes it ideal for brand identity elements. Use it for logos, primary call-to-action buttons, hero section accents, and marketing materials where visual impact matters. This saturation level is eye-catching without being harsh.
Primary Interface Color
At 32% lightness, #581C87 is in the mid-range, making it ideal for interactive elements like buttons, links, and selected states. This lightness level ensures good contrast against both light and dark adjacent elements in most layouts.
Creativity & Premium Positioning
#581C87 falls in the purple spectrum (hue 274). Purple communicates creativity, wisdom, and luxury. It is effective for premium product highlights, creative portfolio accents, meditation app interfaces, and rewards program branding. Purple occupies a unique space between the energy of red and the calm of blue.
Gradient Pairing
Create a gradient from #581C87 (hue 274) to its complement at hue 94. For a subtler effect, try pairing with an analogous color at hue 304. Use CSS: background: linear-gradient(135deg, #581c87, #4a871c);
CSS Code for #581C87
Similar Colors
Colors visually similar to #581C87 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #581C87 across image editing and color design tools.
About Purple 900 (#581C87)
#581C87 is a purple color (colour) with RGB channel values of 88 red, 28 green, and 135 blue. The blue channel is dominant by a ratio of 4.8:1 over the weakest channel. In HSL terms, the hue sits at 274 degrees with 66% saturation and 32% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #581C87 is 58/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This appears dark to the human eye, so pair it with light text for adequate readability. For print production, the CMYK equivalent is 35% cyan, 79% magenta, 0% yellow, and 47% key (black).
The WCAG contrast ratio of #581C87 against white is 10.88:1 and against black is 1.93:1. This exceeds the AAA requirement (7:1) for normal text on white, making it excellent for body text and small UI labels on light backgrounds.
The complementary colour #4A871C creates maximum visual tension when paired with #581C87. For more harmonious color combinations, use the analogous colours #231C87 and #871C80, which sit 30 degrees on either side of the hue wheel. To build a complete design system, start with the monochromatic scale above for consistent shade variations, then add one complementary or triadic accent for interactive elements.
How to Explore Color #581C87
- Enter your color value in HEX format.
- The tool converts it to RGB, HSL, CMYK format in real time.
- Copy the converted value to your clipboard.
What is HEX to RGB, HSL, CMYK color conversion
Converting from HEX to RGB, HSL, CMYK translates a color value between two different color models. Different color models are used in web design (HEX, RGB), print (CMYK), and color theory (HSL, HSV).
Related Tools & Colors
Frequently Asked Questions
- What color / colour is #581C87?
- #581C87 is Purple 900, a purple color (colour) with RGB(88, 28, 135), HSL(274, 66%, 32%), and CMYK(35%, 79%, 0%, 47%). Its perceived brightness is 58/255.
- Is #581C87 accessible for text?
- Against white, #581C87 has a contrast ratio of 10.88:1 (passes AA for normal text). Against black, it has 1.93:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #581C87?
- The complementary colour is #4A871C (hue 94). For subtle color combinations, use analogous colours #231C87 and #871C80. The triadic palette adds #87591C and #1C8759 for vibrant variety.
- How do I use #581C87 in CSS?
- Use any format: color: #581c87; or rgb(88, 28, 135); or hsl(274, 66%, 32%). For CSS custom properties: --color-primary: 274 66% 32%; then use it as hsl(var(--color-primary)).
- Is this color / colour explorer free?
- Yes, completely free with no signup required. All colour calculations run in your browser. You can explore any valid hex color code, not just the pre-generated palette.