#9D231B#9D231B

#9D231B is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.8% C 0.159 H 28.8°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#9D231B
RGB	rgb(157, 35, 27)
HSL	hsl(4, 71%, 36%)
HSV	hsv(4, 83%, 62%)
CMYK	cmyk(0%, 77.7%, 82.8%, 38.4%)
CIE-LAB	lab(34.91, 49.00, 35.95)
CIE-LCH	lch(34.91, 60.77, 36.27°)
OKLab	oklab(45.77% 0.1396 0.0768)
OKLCH	oklch(45.77% 0.159 28.8)
XYZ	xyz(14.7053, 8.4516, 1.8937)
Luminance	0.0845 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9D231B #1B959D

analogous

#9D1B54 #9D231B #9D641B

triadic

#9D231B #1B9D23 #231B9D

tetradic

#9D231B #549D1B #1B959D #641B9D

square

#9D231B #549D1B #1B959D #641B9D

split-complementary

#9D231B #1B9D64 #1B549D

monochromatic

#350C09 #691712 #9D231B #D12F24 #E15A51

Accessibility & contrast

On white

7.81

#9D231B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#9D231B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #9D231B

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9D231B	#FFFFFF	#000000	##FFFFFF
##9D231B	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494118

Deuteranopia (green-blind)

#675C15

Tritanopia (blue-blind)

#AD0023

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #9d231b;
/* rgb */ color: rgb(157, 35, 27);
/* oklch */ color: oklch(45.8% 0.159 28.8);

Tailwind

colors: {
  custom: {
    50: '#c36959',
    500: '#9d231b',
    950: '#000000',
  },
}

SCSS

$custom: #9d231b;
$custom-light: #c36959;
$custom-dark: #000000;

JSON

{
  "hex": "#9d231b",
  "rgb": {
    "r": 157,
    "g": 35,
    "b": 27
  },
  "hsl": {
    "h": 3.692,
    "s": 70.652,
    "l": 36.078
  },
  "oklch": {
    "l": 0.45771,
    "c": 0.15937,
    "h": 28.8
  },
  "luminance": 0.08449
}

Semantic roles & 50–950 ramp

primary

#9D231B

secondary

#50BDC4

accent

#E2ED3A

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#140703

muted

#837A78

Preview Lab

Preview with #9D231B

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

Preview Lab → · Contrast checker → · Palette generator →