#4B1315#4B1315

#4B1315 is a dark, moderate red. Relative luminance 0.020; OKLCH L 28.2% C 0.085 H 22.4°. Best body text is #FFFFFF at 14.97:1 contrast (WCAG AA passes).

Color values

HEX	#4B1315
RGB	rgb(75, 19, 21)
HSL	hsl(358, 60%, 18%)
HSV	hsv(358, 75%, 29%)
CMYK	cmyk(0%, 74.7%, 72%, 70.6%)
CIE-LAB	lab(15.57, 26.54, 13.60)
CIE-LCH	lch(15.57, 29.82, 27.13°)
OKLab	oklab(28.24% 0.0782 0.0323)
OKLCH	oklch(28.24% 0.085 22.4)
XYZ	xyz(3.2702, 2.0162, 0.9263)
Luminance	0.0202 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1315 #134B49

analogous

#4B1331 #4B1315 #4B2D13

triadic

#4B1315 #154B13 #13154B

tetradic

#4B1315 #314B13 #134B49 #2D134B

square

#4B1315 #314B13 #134B49 #2D134B

split-complementary

#4B1315 #134B2D #13314B

monochromatic

#180607 #1A0707 #4B1315 #7C1F23 #AD2C30

Accessibility & contrast

On white

14.97

#4B1315 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#4B1315 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1315

14.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1315	#FFFFFF	#000000	##FFFFFF
##4B1315	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)

#221F15

Deuteranopia (green-blind)

#302B13

Tritanopia (blue-blind)

#530514

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #4b1315;
/* rgb */ color: rgb(75, 19, 21);
/* oklch */ color: oklch(28.2% 0.085 22.4);

Tailwind

colors: {
  custom: {
    50: '#825552',
    500: '#4b1315',
    950: '#000000',
  },
}

SCSS

$custom: #4b1315;
$custom-light: #825552;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1315",
  "rgb": {
    "r": 75,
    "g": 19,
    "b": 21
  },
  "hsl": {
    "h": 357.857,
    "s": 59.574,
    "l": 18.431
  },
  "oklch": {
    "l": 0.28242,
    "c": 0.08458,
    "h": 22.4
  },
  "luminance": 0.02016
}

Semantic roles & 50–950 ramp

primary

#4B1315

secondary

#368481

accent

#E3DD45

background

#F8F5F4

surface

#EFE9E7

border

#CAC5C3

text

#0B0302

muted

#7C7878

Preview Lab

Preview with #4B1315

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

Preview Lab → · Contrast checker → · Palette generator →