Color #91081F Color / Colour Code #91081F
This page shows the hex color code for color #91081f (#91081F). The colour is a red tone with 90% saturation and 30% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #91081F against common backgrounds.
Complementary Colors
#91081F paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 320, 350, and 20 degrees for harmonious combinations.
Triadic Palette
Three colors at 350, 110, and 230 degrees.
Color Palettes Using #91081F
Five shades at lightness levels 15% through 85% while keeping hue at 350 and saturation at 90%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 350 to 35 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 350 with its complement at 170 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 #91081F
Lightness variations at hue 350 and 90% saturation.
CSS Gradients with #91081F
Design Use Cases for #91081F
High-Impact Accent
With 90% saturation, #91081F is highly vivid. Reserve this for elements that need maximum attention: primary action buttons, notification badges, error states, or promotional banners. Use sparingly alongside neutral tones to avoid visual fatigue.
Primary Interface Color
At 30% lightness, #91081F 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.
Urgency & Energy Signaling
#91081F falls in the red spectrum (hue 350). Red triggers urgency and excitement, making it effective for sale badges, countdown timers, error messages, and "limited time" labels. In data visualization, use it to flag negative values or critical thresholds.
Gradient Pairing
Create a gradient from #91081F (hue 350) to its complement at hue 170. For a subtler effect, try pairing with an analogous color at hue 20. Use CSS: background: linear-gradient(135deg, #91081f, #08917a);
CSS Code for #91081F
Similar Colors
Colors visually similar to #91081F based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #91081F across image editing and color design tools.
About Color #91081F (#91081F)
#91081F is a red color (colour) with RGB channel values of 145 red, 8 green, and 31 blue. The red channel is dominant by a ratio of 18.1:1 over the weakest channel. In HSL terms, the hue sits at 350 degrees with 90% saturation and 30% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #91081F is 52/255 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 0% cyan, 94% magenta, 79% yellow, and 43% key (black).
The WCAG contrast ratio of #91081F against white is 9.30:1 and against black is 2.26:1. 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 #08917A creates maximum visual tension when paired with #91081F. For more harmonious color combinations, use the analogous colours #910863 and #913608, 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 #91081F
- 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 #91081F?
- #91081F is Color #91081F, a red color (colour) with RGB(145, 8, 31), HSL(350, 90%, 30%), and CMYK(0%, 94%, 79%, 43%). Its perceived brightness is 52/255.
- Is #91081F accessible for text?
- Against white, #91081F has a contrast ratio of 9.30:1 (passes AA for normal text). Against black, it has 2.26:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #91081F?
- The complementary colour is #08917A (hue 170). For subtle color combinations, use analogous colours #910863 and #913608. The triadic palette adds #1F9108 and #081F91 for vibrant variety.
- How do I use #91081F in CSS?
- Use any format: color: #91081f; or rgb(145, 8, 31); or hsl(350, 90%, 30%). For CSS custom properties: --color-primary: 350 90% 30%; 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.