#751D1B#751D1B

#751D1B is a dark, vivid red. Relative luminance 0.047; OKLCH L 37.7% C 0.122 H 26.4°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#751D1B
RGB	rgb(117, 29, 27)
HSL	hsl(1, 63%, 28%)
HSV	hsv(1, 77%, 46%)
CMYK	cmyk(0%, 75.2%, 76.9%, 54.1%)
CIE-LAB	lab(25.98, 37.92, 24.10)
CIE-LCH	lch(25.98, 44.93, 32.44°)
OKLab	oklab(37.65% 0.1097 0.0544)
OKLCH	oklch(37.65% 0.122 26.4)
XYZ	xyz(7.9742, 4.7410, 1.5319)
Luminance	0.0474 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#751D1B #1B7375

analogous

#751B46 #751D1B #754A1B

triadic

#751D1B #1B751D #1D1B75

tetradic

#751D1B #46751B #1B7375 #4A1B75

square

#751D1B #46751B #1B7375 #4A1B75

split-complementary

#751D1B #1B754A #1B4675

monochromatic

#190606 #431110 #751D1B #A72926 #D13C39

Accessibility & contrast

On white

10.78

#751D1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#751D1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #751D1B

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##751D1B	#FFFFFF	#000000	##FFFFFF
##751D1B	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37311A

Deuteranopia (green-blind)

#4D4418

Tritanopia (blue-blind)

#81001E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #751d1b;
/* rgb */ color: rgb(117, 29, 27);
/* oklch */ color: oklch(37.7% 0.122 26.4);

Tailwind

colors: {
  custom: {
    50: '#a46057',
    500: '#751d1b',
    950: '#000000',
  },
}

SCSS

$custom: #751d1b;
$custom-light: #a46057;
$custom-dark: #000000;

JSON

{
  "hex": "#751d1b",
  "rgb": {
    "r": 117,
    "g": 29,
    "b": 27
  },
  "hsl": {
    "h": 1.333,
    "s": 62.5,
    "l": 28.235
  },
  "oklch": {
    "l": 0.37654,
    "c": 0.12244,
    "h": 26.4
  },
  "luminance": 0.0474
}

Semantic roles & 50–950 ramp

primary

#751D1B

secondary

#42A7A9

accent

#E2E642

background

#FAF5F5

surface

#F4EAE9

border

#CEC6C5

text

#100503

muted

#7F7978

Preview Lab

Preview with #751D1B

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

Preview Lab → · Contrast checker → · Palette generator →