#70181B#70181B

#70181B is a dark, vivid red. Relative luminance 0.042; OKLCH L 36.2% C 0.122 H 24.1°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#70181B
RGB	rgb(112, 24, 27)
HSL	hsl(358, 65%, 27%)
HSV	hsv(358, 79%, 44%)
CMYK	cmyk(0%, 78.6%, 75.9%, 56.1%)
CIE-LAB	lab(24.25, 38.13, 21.85)
CIE-LCH	lch(24.25, 43.95, 29.81°)
OKLab	oklab(36.18% 0.1111 0.0497)
OKLCH	oklch(36.18% 0.122 24.1)
XYZ	xyz(7.2074, 4.1783, 1.4637)
Luminance	0.0418 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#70181B #18706D

analogous

#701847 #70181B #704118

triadic

#70181B #1B7018 #181B70

tetradic

#70181B #477018 #18706D #411870

square

#70181B #477018 #18706D #411870

split-complementary

#70181B #187041 #184770

monochromatic

#190506 #3E0D0F #70181B #A22327 #D33035

Accessibility & contrast

On white

11.44

#70181B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#70181B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #70181B

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##70181B	#FFFFFF	#000000	##FFFFFF
##70181B	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322E1A

Deuteranopia (green-blind)

#484018

Tritanopia (blue-blind)

#7C001A

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #70181b;
/* rgb */ color: rgb(112, 24, 27);
/* oklch */ color: oklch(36.2% 0.122 24.1);

Tailwind

colors: {
  custom: {
    50: '#a05d57',
    500: '#70181b',
    950: '#000000',
  },
}

SCSS

$custom: #70181b;
$custom-light: #a05d57;
$custom-dark: #000000;

JSON

{
  "hex": "#70181b",
  "rgb": {
    "r": 112,
    "g": 24,
    "b": 27
  },
  "hsl": {
    "h": 357.955,
    "s": 64.706,
    "l": 26.667
  },
  "oklch": {
    "l": 0.36175,
    "c": 0.12169,
    "h": 24.1
  },
  "luminance": 0.04177
}

Semantic roles & 50–950 ramp

primary

#70181B

secondary

#3EA5A2

accent

#E8E240

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#100503

muted

#7F7978

Preview Lab

Preview with #70181B

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

Preview Lab → · Contrast checker → · Palette generator →