#4F100F#4F100F

#4F100F is a dark, moderate red. Relative luminance 0.021; OKLCH L 28.6% C 0.094 H 26.1°. Best body text is #FFFFFF at 14.86:1 contrast (WCAG AA passes).

Color values

HEX	#4F100F
RGB	rgb(79, 16, 15)
HSL	hsl(1, 68%, 18%)
HSV	hsv(1, 81%, 31%)
CMYK	cmyk(0%, 79.7%, 81%, 69%)
CIE-LAB	lab(15.84, 29.05, 17.77)
CIE-LCH	lch(15.84, 34.05, 31.46°)
OKLab	oklab(28.57% 0.0841 0.0412)
OKLCH	oklch(28.57% 0.094 26.1)
XYZ	xyz(3.4964, 2.0679, 0.6669)
Luminance	0.0207 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F100F #0F4E4F

analogous

#4F0F2E #4F100F #4F300F

triadic

#4F100F #0F4F10 #100F4F

tetradic

#4F100F #2E4F0F #0F4E4F #300F4F

square

#4F100F #2E4F0F #0F4E4F #300F4F

split-complementary

#4F100F #0F4F30 #0F2E4F

monochromatic

#1A0505 #1C0605 #4F100F #821A19 #B62523

Accessibility & contrast

On white

14.86

#4F100F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#4F100F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F100F

14.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F100F	#FFFFFF	#000000	##FFFFFF
##4F100F	1.00	14.86	1.41	14.86
#FFFFFF	14.86	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#221F0E

Deuteranopia (green-blind)

#322C0D

Tritanopia (blue-blind)

#580011

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #4f100f;
/* rgb */ color: rgb(79, 16, 15);
/* oklch */ color: oklch(28.6% 0.094 26.1);

Tailwind

colors: {
  custom: {
    50: '#86544d',
    500: '#4f100f',
    950: '#000000',
  },
}

SCSS

$custom: #4f100f;
$custom-light: #86544d;
$custom-dark: #000000;

JSON

{
  "hex": "#4f100f",
  "rgb": {
    "r": 79,
    "g": 16,
    "b": 15
  },
  "hsl": {
    "h": 0.938,
    "s": 68.085,
    "l": 18.431
  },
  "oklch": {
    "l": 0.28568,
    "c": 0.09365,
    "h": 26.1
  },
  "luminance": 0.02067
}

Semantic roles & 50–950 ramp

primary

#4F100F

secondary

#318889

accent

#E8EB3D

background

#F8F5F4

surface

#F0E8E7

border

#CBC4C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #4F100F

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

Preview Lab → · Contrast checker → · Palette generator →