#7D231B#7D231B

#7D231B is a dark, vivid red. Relative luminance 0.056; OKLCH L 39.8% C 0.126 H 29.0°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#7D231B
RGB	rgb(125, 35, 27)
HSL	hsl(5, 64%, 30%)
HSV	hsv(5, 78%, 49%)
CMYK	cmyk(0%, 72%, 78.4%, 51%)
CIE-LAB	lab(28.49, 38.27, 27.33)
CIE-LCH	lch(28.49, 47.03, 35.54°)
OKLab	oklab(39.82% 0.1098 0.0608)
OKLCH	oklch(39.82% 0.126 29)
XYZ	xyz(9.2574, 5.6426, 1.6384)
Luminance	0.0564 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7D231B #1B757D

analogous

#7D1B44 #7D231B #7D541B

triadic

#7D231B #1B7D23 #231B7D

tetradic

#7D231B #447D1B #1B757D #541B7D

square

#7D231B #447D1B #1B757D #541B7D

split-complementary

#7D231B #1B7D54 #1B447D

monochromatic

#190705 #4B1510 #7D231B #AF3126 #D54A3D

Accessibility & contrast

On white

9.87

#7D231B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#7D231B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7D231B

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7D231B	#FFFFFF	#000000	##FFFFFF
##7D231B	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3719

Deuteranopia (green-blind)

#534A18

Tritanopia (blue-blind)

#8A0422

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #7d231b;
/* rgb */ color: rgb(125, 35, 27);
/* oklch */ color: oklch(39.8% 0.126 29.0);

Tailwind

colors: {
  custom: {
    50: '#aa6458',
    500: '#7d231b',
    950: '#000000',
  },
}

SCSS

$custom: #7d231b;
$custom-light: #aa6458;
$custom-dark: #000000;

JSON

{
  "hex": "#7d231b",
  "rgb": {
    "r": 125,
    "g": 35,
    "b": 27
  },
  "hsl": {
    "h": 4.898,
    "s": 64.474,
    "l": 29.804
  },
  "oklch": {
    "l": 0.39823,
    "c": 0.12551,
    "h": 29
  },
  "luminance": 0.05641
}

Semantic roles & 50–950 ramp

primary

#7D231B

secondary

#43A8B1

accent

#DAE740

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#110603

muted

#807A78

Preview Lab

Preview with #7D231B

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

Preview Lab → · Contrast checker → · Palette generator →