#75231B#75231B

#75231B is a dark, moderate red. Relative luminance 0.051; OKLCH L 38.4% C 0.116 H 29.1°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#75231B
RGB	rgb(117, 35, 27)
HSL	hsl(5, 63%, 28%)
HSV	hsv(5, 77%, 46%)
CMYK	cmyk(0%, 70.1%, 76.9%, 54.1%)
CIE-LAB	lab(26.92, 35.37, 25.15)
CIE-LCH	lch(26.92, 43.40, 35.42°)
OKLab	oklab(38.35% 0.1017 0.0566)
OKLCH	oklch(38.35% 0.116 29.1)
XYZ	xyz(8.1359, 5.0643, 1.5858)
Luminance	0.0506 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#75231B #1B6D75

analogous

#751B40 #75231B #75501B

triadic

#75231B #1B7523 #231B75

tetradic

#75231B #40751B #1B6D75 #501B75

square

#75231B #40751B #1B6D75 #501B75

split-complementary

#75231B #1B7550 #1B4075

monochromatic

#190706 #431410 #75231B #A73226 #D14739

Accessibility & contrast

On white

10.43

#75231B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#75231B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #75231B

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##75231B	#FFFFFF	#000000	##FFFFFF
##75231B	1.00	10.43	2.01	10.43
#FFFFFF	10.43	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A341A

Deuteranopia (green-blind)

#4F4618

Tritanopia (blue-blind)

#810B22

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #75231b;
/* rgb */ color: rgb(117, 35, 27);
/* oklch */ color: oklch(38.4% 0.116 29.1);

Tailwind

colors: {
  custom: {
    50: '#a46358',
    500: '#75231b',
    950: '#000000',
  },
}

SCSS

$custom: #75231b;
$custom-light: #a46358;
$custom-dark: #000000;

JSON

{
  "hex": "#75231b",
  "rgb": {
    "r": 117,
    "g": 35,
    "b": 27
  },
  "hsl": {
    "h": 5.333,
    "s": 62.5,
    "l": 28.235
  },
  "oklch": {
    "l": 0.38352,
    "c": 0.1164,
    "h": 29.1
  },
  "luminance": 0.05063
}

Semantic roles & 50–950 ramp

primary

#75231B

secondary

#42A0A9

accent

#D7E642

background

#FAF6F5

surface

#F4EBE9

border

#CEC6C5

text

#100503

muted

#7F7A78

Preview Lab

Preview with #75231B

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

Preview Lab → · Contrast checker → · Palette generator →