#311009#311009

#311009 is a very dark, muted red. Relative luminance 0.010; OKLCH L 22.5% C 0.056 H 33.6°. Best body text is #FFFFFF at 17.38:1 contrast (WCAG AA passes).

Color values

HEX	#311009
RGB	rgb(49, 16, 9)
HSL	hsl(11, 69%, 11%)
HSV	hsv(11, 82%, 19%)
CMYK	cmyk(0%, 67.3%, 81.6%, 80.8%)
CIE-LAB	lab(9.35, 16.19, 10.67)
CIE-LCH	lch(9.35, 19.39, 33.39°)
OKLab	oklab(22.47% 0.0465 0.0309)
OKLCH	oklch(22.47% 0.056 33.6)
XYZ	xyz(1.5014, 1.0435, 0.3807)
Luminance	0.0104 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311009 #092A31

analogous

#310916 #311009 #312409

triadic

#311009 #093110 #100931

tetradic

#311009 #163109 #092A31 #240931

square

#311009 #163109 #092A31 #240931

split-complementary

#311009 #093124 #091631

monochromatic

#1A0805 #1A0805 #311009 #652112 #98321C

Accessibility & contrast

On white

17.38

#311009 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#311009 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311009

17.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311009	#FFFFFF	#000000	##FFFFFF
##311009	1.00	17.38	1.21	17.38
#FFFFFF	17.38	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191608

Deuteranopia (green-blind)

#211D08

Tritanopia (blue-blind)

#37090E

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #311009;
/* rgb */ color: rgb(49, 16, 9);
/* oklch */ color: oklch(22.5% 0.056 33.6);

Tailwind

colors: {
  custom: {
    50: '#6c4f4a',
    500: '#311009',
    950: '#000000',
  },
}

SCSS

$custom: #311009;
$custom-light: #6c4f4a;
$custom-dark: #000000;

JSON

{
  "hex": "#311009",
  "rgb": {
    "r": 49,
    "g": 16,
    "b": 9
  },
  "hsl": {
    "h": 10.5,
    "s": 68.966,
    "l": 11.373
  },
  "oklch": {
    "l": 0.22466,
    "c": 0.05584,
    "h": 33.6
  },
  "luminance": 0.01043
}

Semantic roles & 50–950 ramp

primary

#311009

secondary

#27626F

accent

#CDEC3C

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#070201

muted

#7A7877

Preview Lab

Preview with #311009

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

Preview Lab → · Contrast checker → · Palette generator →