#7D180F#7D180F

#7D180F is a dark, vivid red. Relative luminance 0.050; OKLCH L 38.6% C 0.137 H 29.8°. Best body text is #FFFFFF at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#7D180F
RGB	rgb(125, 24, 15)
HSL	hsl(5, 79%, 27%)
HSV	hsv(5, 88%, 49%)
CMYK	cmyk(0%, 80.8%, 88%, 51%)
CIE-LAB	lab(26.87, 42.00, 32.61)
CIE-LCH	lch(26.87, 53.18, 37.83°)
OKLab	oklab(38.58% 0.119 0.0681)
OKLCH	oklch(38.58% 0.137 29.8)
XYZ	xyz(8.8714, 5.0492, 0.9593)
Luminance	0.0505 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7D180F #0F747D

analogous

#7D0F3D #7D180F #7D4F0F

triadic

#7D180F #0F7D18 #180F7D

tetradic

#7D180F #3D7D0F #0F747D #4F0F7D

square

#7D180F #3D7D0F #0F747D #4F0F7D

split-complementary

#7D180F #0F7D4F #0F3D7D

monochromatic

#1B0503 #460E08 #7D180F #B42216 #E43222

Accessibility & contrast

On white

10.45

#7D180F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#7D180F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7D180F

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7D180F	#FFFFFF	#000000	##FFFFFF
##7D180F	1.00	10.45	2.01	10.45
#FFFFFF	10.45	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38310C

Deuteranopia (green-blind)

#514709

Tritanopia (blue-blind)

#8A0017

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #7d180f;
/* rgb */ color: rgb(125, 24, 15);
/* oklch */ color: oklch(38.6% 0.137 29.8);

Tailwind

colors: {
  custom: {
    50: '#ab5f4f',
    500: '#7d180f',
    950: '#000000',
  },
}

SCSS

$custom: #7d180f;
$custom-light: #ab5f4f;
$custom-dark: #000000;

JSON

{
  "hex": "#7d180f",
  "rgb": {
    "r": 125,
    "g": 24,
    "b": 15
  },
  "hsl": {
    "h": 4.909,
    "s": 78.571,
    "l": 27.451
  },
  "oklch": {
    "l": 0.38577,
    "c": 0.13707,
    "h": 29.8
  },
  "luminance": 0.05048
}

Semantic roles & 50–950 ramp

primary

#7D180F

secondary

#34A9B4

accent

#E5F533

background

#FBF5F4

surface

#F6EAE7

border

#D0C6C3

text

#120502

muted

#817978

Preview Lab

Preview with #7D180F

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

Preview Lab → · Contrast checker → · Palette generator →