#75151D#75151D

#75151D is a dark, vivid red. Relative luminance 0.044; OKLCH L 36.9% C 0.129 H 22.5°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#75151D
RGB	rgb(117, 21, 29)
HSL	hsl(355, 70%, 27%)
HSV	hsv(355, 82%, 46%)
CMYK	cmyk(0%, 82.1%, 75.2%, 54.1%)
CIE-LAB	lab(24.98, 40.90, 21.65)
CIE-LCH	lch(24.98, 46.28, 27.90°)
OKLab	oklab(36.91% 0.1197 0.0495)
OKLCH	oklch(36.91% 0.129 22.5)
XYZ	xyz(7.8270, 4.4082, 1.6009)
Luminance	0.0441 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#75151D #15756D

analogous

#75154D #75151D #753D15

triadic

#75151D #1D7515 #151D75

tetradic

#75151D #4D7515 #15756D #3D1575

square

#75151D #4D7515 #15756D #3D1575

split-complementary

#75151D #15753D #154D75

monochromatic

#1A0506 #410C10 #75151D #A91E2A #D92B3A

Accessibility & contrast

On white

11.16

#75151D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#75151D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #75151D

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##75151D	#FFFFFF	#000000	##FFFFFF
##75151D	1.00	11.16	1.88	11.16
#FFFFFF	11.16	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322E1C

Deuteranopia (green-blind)

#4A431A

Tritanopia (blue-blind)

#810019

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #75151d;
/* rgb */ color: rgb(117, 21, 29);
/* oklch */ color: oklch(36.9% 0.129 22.5);

Tailwind

colors: {
  custom: {
    50: '#a45d59',
    500: '#75151d',
    950: '#000000',
  },
}

SCSS

$custom: #75151d;
$custom-light: #a45d59;
$custom-dark: #000000;

JSON

{
  "hex": "#75151d",
  "rgb": {
    "r": 117,
    "g": 21,
    "b": 29
  },
  "hsl": {
    "h": 355,
    "s": 69.565,
    "l": 27.059
  },
  "oklch": {
    "l": 0.36914,
    "c": 0.12947,
    "h": 22.5
  },
  "luminance": 0.04407
}

Semantic roles & 50–950 ramp

primary

#75151D

secondary

#3BABA2

accent

#ECDE3B

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#110503

muted

#807978

Preview Lab

Preview with #75151D

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

Preview Lab → · Contrast checker → · Palette generator →