#A91C19

A color in the Red, Pink family

#a91c19 is a color in the Red, Pink family: RGB(169, 28, 25), HSL(1°, 74%, 38%), CMYK(0%, 83%, 85%, 34%). Closest named color: brown. Contrast is 7.32:1 on white and 2.87:1 on black. See shades, harmonies and color-blindness simulation.

Color Codes

HEX#a91c19
RGBrgb(169 28 25)
RGB (legacy)rgb(169, 28, 25)
RGB %rgb(66% 11% 10%)
HSLhsl(1 74% 38%)
HSV / HSBhsv(1, 85%, 66%)
HWBhwb(1 10% 34%)
CMYKcmyk(0%, 83%, 85%, 34%)
CIELAB (D50)lab(37.33 55.27 41.06)
LCHlch(37.33 68.86 36.61)
OKLaboklab(0.4748 0.1555 0.0826)
OKLCHoklch(0.4748 0.1761 27.98)
Decimal11082777

Properties

Color ToneRed, Pink
Closest named colorbrown ΔE 1.9
Closest web-safe color#993300
Hue1°
Saturation (HSL / HSV)74% / 85%
Lightness (HSL)38%
Brightness or Value (HSV)66%
Luminance (Rec.601 / Rec.709)27% / 23%
Relative luminance (WCAG)0.0934
Red / Green / Blue169 / 28 / 25

WCAG 2.2 Contrast Ratio

On White (#ffffff)
7.32:1
AA Normal (4.5:1) · PassAA Large (3:1) · PassAAA Normal (7:1) · Pass
On Black (#000000)
2.87:1
AA Normal (4.5:1) · FailAA Large (3:1) · FailAAA Normal (7:1) · Fail
Aa Bb 123

APCA Contrast Lc (reference) — As text on white / black: Lc 83.7 / -18.3 · As background with white / black text: Lc -88.7 / 20.3

Lightness Scale (OKLCH 50–950)

Eleven steps that change only perceived lightness while keeping hue and chroma — ready to use as design-system color tokens.

Tints (mixed with white)

Shades (mixed with black)

Color Harmonies

Color Vision Deficiency Simulation

Estimated appearance of this color for people with color vision deficiencies (Machado 2009).

Similar Named Colors

Use in CSS

:root {
  --color-brand: #a91c19;
  --color-brand-oklch: oklch(47.48% 0.1761 27.98);
}
.text { color: var(--color-brand); }
.background { background-color: var(--color-brand); }
.border { border: 1px solid rgb(169 28 25 / 50%); }
/* Tailwind CSS */
<div class="bg-[#a91c19] text-[#a91c19] border-[#a91c19]">