#751C1B#751C1B

#751C1B is a dark, vivid red. Relative luminance 0.047; OKLCH L 37.5% C 0.123 H 25.9°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#751C1B
RGB	rgb(117, 28, 27)
HSL	hsl(1, 63%, 28%)
HSV	hsv(1, 77%, 46%)
CMYK	cmyk(0%, 76.1%, 76.9%, 54.1%)
CIE-LAB	lab(25.84, 38.32, 23.94)
CIE-LCH	lch(25.84, 45.18, 32.00°)
OKLab	oklab(37.55% 0.111 0.054)
OKLCH	oklch(37.55% 0.123 25.9)
XYZ	xyz(7.9501, 4.6928, 1.5239)
Luminance	0.0469 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#751C1B #1B7475

analogous

#751B47 #751C1B #75491B

triadic

#751C1B #1B751C #1C1B75

tetradic

#751C1B #47751B #1B7475 #491B75

square

#751C1B #47751B #1B7475 #491B75

split-complementary

#751C1B #1B7549 #1B4775

monochromatic

#190606 #431010 #751C1B #A72826 #D13B39

Accessibility & contrast

On white

10.83

#751C1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#751C1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #751C1B

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##751C1B	#FFFFFF	#000000	##FFFFFF
##751C1B	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#36311A

Deuteranopia (green-blind)

#4C4418

Tritanopia (blue-blind)

#81001D

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #751c1b;
/* rgb */ color: rgb(117, 28, 27);
/* oklch */ color: oklch(37.5% 0.123 25.9);

Tailwind

colors: {
  custom: {
    50: '#a46057',
    500: '#751c1b',
    950: '#000000',
  },
}

SCSS

$custom: #751c1b;
$custom-light: #a46057;
$custom-dark: #000000;

JSON

{
  "hex": "#751c1b",
  "rgb": {
    "r": 117,
    "g": 28,
    "b": 27
  },
  "hsl": {
    "h": 0.667,
    "s": 62.5,
    "l": 28.235
  },
  "oklch": {
    "l": 0.37547,
    "c": 0.12341,
    "h": 25.9
  },
  "luminance": 0.04692
}

Semantic roles & 50–950 ramp

primary

#751C1B

secondary

#42A8A9

accent

#E4E642

background

#FAF5F5

surface

#F4EAE9

border

#CEC6C5

text

#100503

muted

#7F7978

Preview Lab

Preview with #751C1B

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

Preview Lab → · Contrast checker → · Palette generator →