#310A06#310A06

#310A06 is a very dark, moderate red. Relative luminance 0.009; OKLCH L 21.4% C 0.064 H 30.0°. Best body text is #FFFFFF at 17.85:1 contrast (WCAG AA passes).

Color values

HEX	#310A06
RGB	rgb(49, 10, 6)
HSL	hsl(6, 78%, 11%)
HSV	hsv(6, 88%, 19%)
CMYK	cmyk(0%, 79.6%, 87.8%, 80.8%)
CIE-LAB	lab(7.98, 19.44, 9.92)
CIE-LCH	lch(7.98, 21.83, 27.02°)
OKLab	oklab(21.42% 0.0558 0.0321)
OKLCH	oklch(21.42% 0.064 30)
XYZ	xyz(1.4082, 0.8834, 0.2686)
Luminance	0.0088 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310A06 #062D31

analogous

#310617 #310A06 #311F06

triadic

#310A06 #06310A #0A0631

tetradic

#310A06 #173106 #062D31 #1F0631

square

#310A06 #173106 #062D31 #1F0631

split-complementary

#310A06 #06311F #061731

monochromatic

#1B0603 #1B0603 #310A06 #68150D #9E2013

Accessibility & contrast

On white

17.85

#310A06 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#310A06 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310A06

17.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310A06	#FFFFFF	#000000	##FFFFFF
##310A06	1.00	17.85	1.18	17.85
#FFFFFF	17.85	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151205

Deuteranopia (green-blind)

#1F1B05

Tritanopia (blue-blind)

#370209

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #310a06;
/* rgb */ color: rgb(49, 10, 6);
/* oklch */ color: oklch(21.4% 0.064 30.0);

Tailwind

colors: {
  custom: {
    50: '#6c4b49',
    500: '#310a06',
    950: '#000000',
  },
}

SCSS

$custom: #310a06;
$custom-light: #6c4b49;
$custom-dark: #000000;

JSON

{
  "hex": "#310a06",
  "rgb": {
    "r": 49,
    "g": 10,
    "b": 6
  },
  "hsl": {
    "h": 5.581,
    "s": 78.182,
    "l": 10.784
  },
  "oklch": {
    "l": 0.21416,
    "c": 0.06435,
    "h": 30
  },
  "luminance": 0.00883
}

Semantic roles & 50–950 ramp

primary

#310A06

secondary

#216A72

accent

#E3F533

background

#F6F4F4

surface

#ECE7E6

border

#C7C3C2

text

#070100

muted

#7A7777

Preview Lab

Preview with #310A06

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

Preview Lab → · Contrast checker → · Palette generator →