#4B101F#4B101F

#4B101F is a dark, moderate pink. Relative luminance 0.020; OKLCH L 28.1% C 0.089 H 10.0°. Best body text is #FFFFFF at 15.08:1 contrast (WCAG AA passes).

Color values

HEX	#4B101F
RGB	rgb(75, 16, 31)
HSL	hsl(345, 65%, 18%)
HSV	hsv(345, 79%, 29%)
CMYK	cmyk(0%, 78.7%, 58.7%, 70.6%)
CIE-LAB	lab(15.31, 28.74, 6.03)
CIE-LCH	lch(15.31, 29.37, 11.86°)
OKLab	oklab(28.12% 0.0872 0.0154)
OKLCH	oklch(28.12% 0.089 10)
XYZ	xyz(3.3346, 1.9658, 1.4999)
Luminance	0.0197 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B101F #104B3C

analogous

#4B103C #4B101F #4B1F10

triadic

#4B101F #1F4B10 #101F4B

tetradic

#4B101F #3C4B10 #104B3C #1F104B

square

#4B101F #3C4B10 #104B3C #1F104B

split-complementary

#4B101F #104B1F #103C4B

monochromatic

#19050A #19050A #4B101F #7D1B34 #B02649

Accessibility & contrast

On white

15.08

#4B101F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#4B101F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B101F

15.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B101F	#FFFFFF	#000000	##FFFFFF
##4B101F	1.00	15.08	1.39	15.08
#FFFFFF	15.08	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1F1F

Deuteranopia (green-blind)

#2E2B1E

Tritanopia (blue-blind)

#530416

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #4b101f;
/* rgb */ color: rgb(75, 16, 31);
/* oklch */ color: oklch(28.1% 0.089 10.0);

Tailwind

colors: {
  custom: {
    50: '#81535a',
    500: '#4b101f',
    950: '#000000',
  },
}

SCSS

$custom: #4b101f;
$custom-light: #81535a;
$custom-dark: #000000;

JSON

{
  "hex": "#4b101f",
  "rgb": {
    "r": 75,
    "g": 16,
    "b": 31
  },
  "hsl": {
    "h": 344.746,
    "s": 64.835,
    "l": 17.843
  },
  "oklch": {
    "l": 0.28121,
    "c": 0.08854,
    "h": 10
  },
  "luminance": 0.01965
}

Semantic roles & 50–950 ramp

primary

#4B101F

secondary

#328570

accent

#E8BD40

background

#F8F4F5

surface

#EFE8E9

border

#CAC4C5

text

#0B0303

muted

#7C7878

Preview Lab

Preview with #4B101F

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

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