#310E16#310E16

#310E16 is a very dark, muted red. Relative luminance 0.010; OKLCH L 22.5% C 0.057 H 8.9°. Best body text is #FFFFFF at 17.43:1 contrast (WCAG AA passes).

Color values

HEX	#310E16
RGB	rgb(49, 14, 22)
HSL	hsl(346, 56%, 12%)
HSV	hsv(346, 71%, 19%)
CMYK	cmyk(0%, 71.4%, 55.1%, 80.8%)
CIE-LAB	lab(9.20, 18.68, 3.36)
CIE-LCH	lch(9.20, 18.98, 10.19°)
OKLab	oklab(22.46% 0.0568 0.0089)
OKLCH	oklch(22.46% 0.057 8.9)
XYZ	xyz(1.5686, 1.0252, 0.8742)
Luminance	0.0103 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310E16 #0E3129

analogous

#310E28 #310E16 #31180E

triadic

#310E16 #16310E #0E1631

tetradic

#310E16 #28310E #0E3129 #180E31

square

#310E16 #28310E #0E3129 #180E31

split-complementary

#310E16 #0E3118 #0E2831

monochromatic

#18070B #18070B #310E16 #611C2B #902941

Accessibility & contrast

On white

17.43

#310E16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#310E16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310E16

17.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310E16	#FFFFFF	#000000	##FFFFFF
##310E16	1.00	17.43	1.21	17.43
#FFFFFF	17.43	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151616

Deuteranopia (green-blind)

#1E1C15

Tritanopia (blue-blind)

#360911

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #310e16;
/* rgb */ color: rgb(49, 14, 22);
/* oklch */ color: oklch(22.5% 0.057 8.9);

Tailwind

colors: {
  custom: {
    50: '#6c4e52',
    500: '#310e16',
    950: '#000000',
  },
}

SCSS

$custom: #310e16;
$custom-light: #6c4e52;
$custom-dark: #000000;

JSON

{
  "hex": "#310e16",
  "rgb": {
    "r": 49,
    "g": 14,
    "b": 22
  },
  "hsl": {
    "h": 346.286,
    "s": 55.556,
    "l": 12.353
  },
  "oklch": {
    "l": 0.22455,
    "c": 0.05744,
    "h": 8.9
  },
  "luminance": 0.01025
}

Semantic roles & 50–950 ramp

primary

#310E16

secondary

#2F6C5E

accent

#DFBD49

background

#F6F4F4

surface

#EBE7E7

border

#C6C3C3

text

#070102

muted

#7A7778

Preview Lab

Preview with #310E16

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

Preview Lab → · Contrast checker → · Palette generator →