#751B18#751B18

#751B18 is a dark, vivid red. Relative luminance 0.046; OKLCH L 37.4% C 0.125 H 27.1°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#751B18
RGB	rgb(117, 27, 24)
HSL	hsl(2, 66%, 28%)
HSV	hsv(2, 79%, 46%)
CMYK	cmyk(0%, 76.9%, 79.5%, 54.1%)
CIE-LAB	lab(25.66, 38.57, 25.63)
CIE-LCH	lch(25.66, 46.31, 33.60°)
OKLab	oklab(37.4% 0.1111 0.0569)
OKLCH	oklch(37.4% 0.125 27.1)
XYZ	xyz(7.8938, 4.6329, 1.3426)
Luminance	0.0463 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#751B18 #187275

analogous

#751844 #751B18 #754918

triadic

#751B18 #18751B #1B1875

tetradic

#751B18 #447518 #187275 #491875

square

#751B18 #447518 #187275 #491875

split-complementary

#751B18 #187549 #184475

monochromatic

#190605 #420F0E #751B18 #A82722 #D53832

Accessibility & contrast

On white

10.90

#751B18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#751B18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #751B18

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##751B18	#FFFFFF	#000000	##FFFFFF
##751B18	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363017

Deuteranopia (green-blind)

#4C4414

Tritanopia (blue-blind)

#81001B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #751b18;
/* rgb */ color: rgb(117, 27, 24);
/* oklch */ color: oklch(37.4% 0.125 27.1);

Tailwind

colors: {
  custom: {
    50: '#a45f55',
    500: '#751b18',
    950: '#000000',
  },
}

SCSS

$custom: #751b18;
$custom-light: #a45f55;
$custom-dark: #000000;

JSON

{
  "hex": "#751b18",
  "rgb": {
    "r": 117,
    "g": 27,
    "b": 24
  },
  "hsl": {
    "h": 1.935,
    "s": 65.957,
    "l": 27.647
  },
  "oklch": {
    "l": 0.37401,
    "c": 0.12478,
    "h": 27.1
  },
  "luminance": 0.04632
}

Semantic roles & 50–950 ramp

primary

#751B18

secondary

#3FA7AA

accent

#E3E93F

background

#FAF5F4

surface

#F4EAE8

border

#CEC6C4

text

#110503

muted

#807978

Preview Lab

Preview with #751B18

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

Preview Lab → · Contrast checker → · Palette generator →