#4B121D#4B121D

#4B121D is a dark, moderate red. Relative luminance 0.020; OKLCH L 28.3% C 0.086 H 13.3°. Best body text is #FFFFFF at 14.96:1 contrast (WCAG AA passes).

Color values

HEX	#4B121D
RGB	rgb(75, 18, 29)
HSL	hsl(348, 61%, 18%)
HSV	hsv(348, 76%, 29%)
CMYK	cmyk(0%, 76%, 61.3%, 70.6%)
CIE-LAB	lab(15.58, 27.65, 7.87)
CIE-LCH	lch(15.58, 28.75, 15.88°)
OKLab	oklab(28.31% 0.0834 0.0197)
OKLCH	oklch(28.31% 0.086 13.3)
XYZ	xyz(3.3400, 2.0176, 1.3757)
Luminance	0.0202 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B121D #124B40

analogous

#4B1239 #4B121D #4B2312

triadic

#4B121D #1D4B12 #121D4B

tetradic

#4B121D #394B12 #124B40 #23124B

square

#4B121D #394B12 #124B40 #23124B

split-complementary

#4B121D #124B23 #12394B

monochromatic

#19060A #1A060A #4B121D #7C1E30 #AE2A43

Accessibility & contrast

On white

14.96

#4B121D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#4B121D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B121D

14.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B121D	#FFFFFF	#000000	##FFFFFF
##4B121D	1.00	14.96	1.40	14.96
#FFFFFF	14.96	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#201F1D

Deuteranopia (green-blind)

#2F2B1C

Tritanopia (blue-blind)

#530616

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #4b121d;
/* rgb */ color: rgb(75, 18, 29);
/* oklch */ color: oklch(28.3% 0.086 13.3);

Tailwind

colors: {
  custom: {
    50: '#815458',
    500: '#4b121d',
    950: '#000000',
  },
}

SCSS

$custom: #4b121d;
$custom-light: #815458;
$custom-dark: #000000;

JSON

{
  "hex": "#4b121d",
  "rgb": {
    "r": 75,
    "g": 18,
    "b": 29
  },
  "hsl": {
    "h": 348.421,
    "s": 61.29,
    "l": 18.235
  },
  "oklch": {
    "l": 0.28306,
    "c": 0.08569,
    "h": 13.3
  },
  "luminance": 0.02017
}

Semantic roles & 50–950 ramp

primary

#4B121D

secondary

#358475

accent

#E4C543

background

#F8F5F5

surface

#EFE9E9

border

#CAC5C5

text

#0B0303

muted

#7C7878

Preview Lab

Preview with #4B121D

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

Preview Lab → · Contrast checker → · Palette generator →