#75171D#75171D

#75171D is a dark, vivid red. Relative luminance 0.045; OKLCH L 37.1% C 0.128 H 23.1°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#75171D
RGB	rgb(117, 23, 29)
HSL	hsl(356, 67%, 27%)
HSV	hsv(356, 80%, 46%)
CMYK	cmyk(0%, 80.3%, 75.2%, 54.1%)
CIE-LAB	lab(25.21, 40.24, 21.93)
CIE-LCH	lch(25.21, 45.83, 28.59°)
OKLab	oklab(37.09% 0.1175 0.0501)
OKLCH	oklch(37.09% 0.128 23.1)
XYZ	xyz(7.8652, 4.4846, 1.6136)
Luminance	0.0448 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#75171D #17756F

analogous

#75174C #75171D #754017

triadic

#75171D #1D7517 #171D75

tetradic

#75171D #4C7517 #17756F #401775

square

#75171D #4C7517 #17756F #401775

split-complementary

#75171D #177540 #174C75

monochromatic

#1A0506 #420D10 #75171D #A8212A #D6303B

Accessibility & contrast

On white

11.07

#75171D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#75171D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #75171D

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##75171D	#FFFFFF	#000000	##FFFFFF
##75171D	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332F1C

Deuteranopia (green-blind)

#4B431A

Tritanopia (blue-blind)

#81001A

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #75171d;
/* rgb */ color: rgb(117, 23, 29);
/* oklch */ color: oklch(37.1% 0.128 23.1);

Tailwind

colors: {
  custom: {
    50: '#a45d59',
    500: '#75171d',
    950: '#000000',
  },
}

SCSS

$custom: #75171d;
$custom-light: #a45d59;
$custom-dark: #000000;

JSON

{
  "hex": "#75171d",
  "rgb": {
    "r": 117,
    "g": 23,
    "b": 29
  },
  "hsl": {
    "h": 356.17,
    "s": 67.143,
    "l": 27.451
  },
  "oklch": {
    "l": 0.37089,
    "c": 0.12776,
    "h": 23.1
  },
  "luminance": 0.04483
}

Semantic roles & 50–950 ramp

primary

#75171D

secondary

#3DAAA3

accent

#EADF3E

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#100503

muted

#7F7978

Preview Lab

Preview with #75171D

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

Preview Lab → · Contrast checker → · Palette generator →