#9B311C#9B311C

#9B311C is a mid, vivid red. Relative luminance 0.092; OKLCH L 46.9% C 0.145 H 33.1°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#9B311C
RGB	rgb(155, 49, 28)
HSL	hsl(10, 69%, 36%)
HSV	hsv(10, 82%, 61%)
CMYK	cmyk(0%, 68.4%, 81.9%, 39.2%)
CIE-LAB	lab(36.46, 43.02, 36.79)
CIE-LCH	lch(36.46, 56.61, 40.53°)
OKLab	oklab(46.87% 0.1214 0.0793)
OKLCH	oklch(46.87% 0.145 33.1)
XYZ	xyz(14.8272, 9.2512, 2.1033)
Luminance	0.0925 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9B311C #1C869B

analogous

#9B1C46 #9B311C #9B701C

triadic

#9B311C #1C9B31 #311C9B

tetradic

#9B311C #469B1C #1C869B #701C9B

square

#9B311C #469B1C #1C869B #701C9B

split-complementary

#9B311C #1C9B70 #1C469B

monochromatic

#331009 #672113 #9B311C #CF4125 #E06952

Accessibility & contrast

On white

7.37

#9B311C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#9B311C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #9B311C

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9B311C	#FFFFFF	#000000	##FFFFFF
##9B311C	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504719

Deuteranopia (green-blind)

#6A5E17

Tritanopia (blue-blind)

#AB0F2D

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #9b311c;
/* rgb */ color: rgb(155, 49, 28);
/* oklch */ color: oklch(46.9% 0.145 33.1);

Tailwind

colors: {
  custom: {
    50: '#c16f5a',
    500: '#9b311c',
    950: '#000000',
  },
}

SCSS

$custom: #9b311c;
$custom-light: #c16f5a;
$custom-dark: #000000;

JSON

{
  "hex": "#9b311c",
  "rgb": {
    "r": 155,
    "g": 49,
    "b": 28
  },
  "hsl": {
    "h": 9.921,
    "s": 69.399,
    "l": 35.882
  },
  "oklch": {
    "l": 0.46868,
    "c": 0.14499,
    "h": 33.1
  },
  "luminance": 0.09249
}

Semantic roles & 50–950 ramp

primary

#9B311C

secondary

#50B0C3

accent

#CFEC3C

background

#FCF6F5

surface

#F9ECE9

border

#D2C7C5

text

#140804

muted

#827B79

Preview Lab

Preview with #9B311C

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

Preview Lab → · Contrast checker → · Palette generator →