#5A121B#5A121B

#5A121B is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.2% C 0.103 H 19.0°. Best body text is #FFFFFF at 13.66:1 contrast (WCAG AA passes).

Color values

HEX	#5A121B
RGB	rgb(90, 18, 27)
HSL	hsl(353, 67%, 21%)
HSV	hsv(353, 80%, 35%)
CMYK	cmyk(0%, 80%, 70%, 64.7%)
CIE-LAB	lab(18.74, 32.88, 14.05)
CIE-LCH	lch(18.74, 35.76, 23.14°)
OKLab	oklab(31.23% 0.0976 0.0335)
OKLCH	oklch(31.23% 0.103 19)
XYZ	xyz(4.6311, 2.6861, 1.3113)
Luminance	0.0268 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A121B #125A51

analogous

#5A123F #5A121B #5A2D12

triadic

#5A121B #1B5A12 #121B5A

tetradic

#5A121B #3F5A12 #125A51 #2D125A

square

#5A121B #3F5A12 #125A51 #2D125A

split-complementary

#5A121B #125A2D #123F5A

monochromatic

#1A0508 #27080C #5A121B #8D1C2A #C0263A

Accessibility & contrast

On white

13.66

#5A121B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#5A121B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A121B

13.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A121B	#FFFFFF	#000000	##FFFFFF
##5A121B	1.00	13.66	1.54	13.66
#FFFFFF	13.66	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26241B

Deuteranopia (green-blind)

#393319

Tritanopia (blue-blind)

#630016

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #5a121b;
/* rgb */ color: rgb(90, 18, 27);
/* oklch */ color: oklch(31.2% 0.103 19.0);

Tailwind

colors: {
  custom: {
    50: '#8e5757',
    500: '#5a121b',
    950: '#000000',
  },
}

SCSS

$custom: #5a121b;
$custom-light: #8e5757;
$custom-dark: #000000;

JSON

{
  "hex": "#5a121b",
  "rgb": {
    "r": 90,
    "g": 18,
    "b": 27
  },
  "hsl": {
    "h": 352.5,
    "s": 66.667,
    "l": 21.176
  },
  "oklch": {
    "l": 0.31229,
    "c": 0.10315,
    "h": 19
  },
  "luminance": 0.02685
}

Semantic roles & 50–950 ramp

primary

#5A121B

secondary

#359387

accent

#EAD43E

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0D0303

muted

#7E7878

Preview Lab

Preview with #5A121B

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

Preview Lab → · Contrast checker → · Palette generator →