#A91E23#A91E23

#A91E23 is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.7% C 0.174 H 25.5°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#A91E23
RGB	rgb(169, 30, 35)
HSL	hsl(358, 70%, 39%)
HSV	hsv(358, 82%, 66%)
CMYK	cmyk(0%, 82.2%, 79.3%, 33.7%)
CIE-LAB	lab(36.91, 54.39, 34.23)
CIE-LCH	lch(36.91, 64.27, 32.18°)
OKLab	oklab(47.72% 0.1569 0.0747)
OKLCH	oklch(47.72% 0.174 25.5)
XYZ	xyz(17.1319, 9.4877, 2.5190)
Luminance	0.0949 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A91E23 #1EA9A4

analogous

#A91E69 #A91E23 #A95F1E

triadic

#A91E23 #23A91E #1E23A9

tetradic

#A91E23 #69A91E #1EA9A4 #5F1EA9

square

#A91E23 #69A91E #1EA9A4 #5F1EA9

split-complementary

#A91E23 #1EA95F #1E69A9

monochromatic

#410C0D #751518 #A91E23 #D92B31 #E35F64

Accessibility & contrast

On white

7.25

#A91E23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#A91E23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A91E23

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A91E23	#FFFFFF	#000000	##FFFFFF
##A91E23	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4421

Deuteranopia (green-blind)

#6D611D

Tritanopia (blue-blind)

#BB0022

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a91e23;
/* rgb */ color: rgb(169, 30, 35);
/* oklch */ color: oklch(47.7% 0.174 25.5);

Tailwind

colors: {
  custom: {
    50: '#cc695e',
    500: '#a91e23',
    950: '#000000',
  },
}

SCSS

$custom: #a91e23;
$custom-light: #cc695e;
$custom-dark: #000000;

JSON

{
  "hex": "#a91e23",
  "rgb": {
    "r": 169,
    "g": 30,
    "b": 35
  },
  "hsl": {
    "h": 357.842,
    "s": 69.849,
    "l": 39.02
  },
  "oklch": {
    "l": 0.47717,
    "c": 0.17375,
    "h": 25.5
  },
  "luminance": 0.09485
}

Semantic roles & 50–950 ramp

primary

#A91E23

secondary

#5CC7C3

accent

#EDE63B

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A91E23

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →