#4B121C#4B121C

#4B121C is a dark, moderate red. Relative luminance 0.020; OKLCH L 28.3% C 0.086 H 14.4°. Best body text is #FFFFFF at 14.97:1 contrast (WCAG AA passes).

Color values

HEX	#4B121C
RGB	rgb(75, 18, 28)
HSL	hsl(349, 61%, 18%)
HSV	hsv(349, 76%, 29%)
CMYK	cmyk(0%, 76%, 62.7%, 70.6%)
CIE-LAB	lab(15.55, 27.56, 8.56)
CIE-LCH	lch(15.55, 28.86, 17.25°)
OKLab	oklab(28.28% 0.0829 0.0213)
OKLCH	oklch(28.28% 0.086 14.4)
XYZ	xyz(3.3279, 2.0128, 1.3116)
Luminance	0.0201 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B121C #124B41

analogous

#4B1238 #4B121C #4B2412

triadic

#4B121C #1C4B12 #121C4B

tetradic

#4B121C #384B12 #124B41 #24124B

square

#4B121C #384B12 #124B41 #24124B

split-complementary

#4B121C #124B24 #12384B

monochromatic

#190609 #1A060A #4B121C #7C1E2E #AE2A41

Accessibility & contrast

On white

14.97

#4B121C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#4B121C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B121C

14.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B121C	#FFFFFF	#000000	##FFFFFF
##4B121C	1.00	14.97	1.40	14.97
#FFFFFF	14.97	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#201F1C

Deuteranopia (green-blind)

#2F2B1B

Tritanopia (blue-blind)

#530616

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #4b121c;
/* rgb */ color: rgb(75, 18, 28);
/* oklch */ color: oklch(28.3% 0.086 14.4);

Tailwind

colors: {
  custom: {
    50: '#825457',
    500: '#4b121c',
    950: '#000000',
  },
}

SCSS

$custom: #4b121c;
$custom-light: #825457;
$custom-dark: #000000;

JSON

{
  "hex": "#4b121c",
  "rgb": {
    "r": 75,
    "g": 18,
    "b": 28
  },
  "hsl": {
    "h": 349.474,
    "s": 61.29,
    "l": 18.235
  },
  "oklch": {
    "l": 0.28279,
    "c": 0.08563,
    "h": 14.4
  },
  "luminance": 0.02012
}

Semantic roles & 50–950 ramp

primary

#4B121C

secondary

#358476

accent

#E4C843

background

#F8F5F5

surface

#EFE9E9

border

#CAC5C5

text

#0B0303

muted

#7C7878

Preview Lab

Preview with #4B121C

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

Preview Lab → · Contrast checker → · Palette generator →