Color #381F6B Color / Colour Code #381F6B
This page shows the hex color code for color #381f6b (#381F6B). The colour is a purple tone with 55% saturation and 27% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #381F6B against common backgrounds.
Complementary Colors
#381F6B paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 230, 260, and 290 degrees for harmonious combinations.
Triadic Palette
Three colors at 260, 20, and 140 degrees.
Color Palettes Using #381F6B
Five shades at lightness levels 15% through 85% while keeping hue at 260 and saturation at 55%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 260 to 305 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 260 with its complement at 80 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 #381F6B
Lightness variations at hue 260 and 55% saturation.
CSS Gradients with #381F6B
Design Use Cases for #381F6B
Balanced UI Color
At 55% saturation, #381F6B strikes a balance between vibrancy and restraint. This makes it versatile for primary UI elements like navigation bars, card headers, and form accents. It draws attention without overwhelming adjacent content.
Deep Accent & Text Color
#381F6B at 27% lightness is dark enough for readable body text on light backgrounds while retaining its purple character. Use for headings, emphasized text, or deep accent borders. It provides contrast without the harshness of pure black.
Creativity & Premium Positioning
#381F6B falls in the purple spectrum (hue 260). 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 #381F6B (hue 260) to its complement at hue 80. For a subtler effect, try pairing with an analogous color at hue 290. Use CSS: background: linear-gradient(135deg, #381f6b, #516b1f);
CSS Code for #381F6B
Similar Colors
Colors visually similar to #381F6B based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #381F6B across image editing and color design tools.
About Color #381F6B (#381F6B)
#381F6B is a purple color (colour) with RGB channel values of 56 red, 31 green, and 107 blue. The blue channel is dominant by a ratio of 3.5:1 over the weakest channel. In HSL terms, the hue sits at 260 degrees with 55% saturation and 27% lightness, placing it in the cool range of the colour spectrum.
The perceived brightness of #381F6B is 47/255 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 48% cyan, 71% magenta, 0% yellow, and 58% key (black).
The WCAG contrast ratio of #381F6B against white is 13.32:1 and against black is 1.58:1. 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 #516B1F creates maximum visual tension when paired with #381F6B. For more harmonious color combinations, use the analogous colours #1F2C6B and #5E1F6B, 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 #381F6B
- 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 #381F6B?
- #381F6B is Color #381F6B, a purple color (colour) with RGB(56, 31, 107), HSL(260, 55%, 27%), and CMYK(48%, 71%, 0%, 58%). Its perceived brightness is 47/255.
- Is #381F6B accessible for text?
- Against white, #381F6B has a contrast ratio of 13.32:1 (passes AA for normal text). Against black, it has 1.58:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #381F6B?
- The complementary colour is #516B1F (hue 80). For subtle color combinations, use analogous colours #1F2C6B and #5E1F6B. The triadic palette adds #6B381F and #1F6B38 for vibrant variety.
- How do I use #381F6B in CSS?
- Use any format: color: #381f6b; or rgb(56, 31, 107); or hsl(260, 55%, 27%). For CSS custom properties: --color-primary: 260 55% 27%; 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.