#9A231B#9A231B

#9A231B is a mid, vivid red. Relative luminance 0.082; OKLCH L 45.2% C 0.156 H 28.8°. Best body text is #FFFFFF at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#9A231B
RGB	rgb(154, 35, 27)
HSL	hsl(4, 70%, 35%)
HSV	hsv(4, 82%, 60%)
CMYK	cmyk(0%, 77.3%, 82.5%, 39.6%)
CIE-LAB	lab(34.30, 48.04, 35.16)
CIE-LCH	lch(34.30, 59.53, 36.20°)
OKLab	oklab(45.21% 0.137 0.0754)
OKLCH	oklch(45.21% 0.156 28.8)
XYZ	xyz(14.1270, 8.1535, 1.8666)
Luminance	0.0815 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9A231B #1B929A

analogous

#9A1B52 #9A231B #9A631B

triadic

#9A231B #1B9A23 #231B9A

tetradic

#9A231B #529A1B #1B929A #631B9A

square

#9A231B #529A1B #1B929A #631B9A

split-complementary

#9A231B #1B9A63 #1B529A

monochromatic

#320B09 #661712 #9A231B #CE2F24 #E0584F

Accessibility & contrast

On white

7.98

#9A231B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#9A231B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #9A231B

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9A231B	#FFFFFF	#000000	##FFFFFF
##9A231B	1.00	7.98	2.63	7.98
#FFFFFF	7.98	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484019

Deuteranopia (green-blind)

#655A15

Tritanopia (blue-blind)

#AA0023

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #9a231b;
/* rgb */ color: rgb(154, 35, 27);
/* oklch */ color: oklch(45.2% 0.156 28.8);

Tailwind

colors: {
  custom: {
    50: '#c16859',
    500: '#9a231b',
    950: '#000000',
  },
}

SCSS

$custom: #9a231b;
$custom-light: #c16859;
$custom-dark: #000000;

JSON

{
  "hex": "#9a231b",
  "rgb": {
    "r": 154,
    "g": 35,
    "b": 27
  },
  "hsl": {
    "h": 3.78,
    "s": 70.166,
    "l": 35.49
  },
  "oklch": {
    "l": 0.45211,
    "c": 0.15635,
    "h": 28.8
  },
  "luminance": 0.08151
}

Semantic roles & 50–950 ramp

primary

#9A231B

secondary

#4EBBC3

accent

#E2ED3B

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#140703

muted

#837A78

Preview Lab

Preview with #9A231B

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

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