#310605#310605

#310605 is a very dark, moderate red. Relative luminance 0.008; OKLCH L 20.8% C 0.070 H 27.2°. Best body text is #FFFFFF at 18.12:1 contrast (WCAG AA passes).

Color values

HEX	#310605
RGB	rgb(49, 6, 5)
HSL	hsl(1, 81%, 11%)
HSV	hsv(1, 90%, 19%)
CMYK	cmyk(0%, 87.8%, 89.8%, 80.8%)
CIE-LAB	lab(7.18, 21.47, 9.15)
CIE-LCH	lch(7.18, 23.34, 23.08°)
OKLab	oklab(20.79% 0.0622 0.0319)
OKLCH	oklch(20.79% 0.07 27.2)
XYZ	xyz(1.3593, 0.7944, 0.2253)
Luminance	0.0079 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310605 #053031

analogous

#31051A #310605 #311C05

triadic

#310605 #053106 #060531

tetradic

#310605 #1A3105 #053031 #1C0531

square

#310605 #1A3105 #053031 #1C0531

split-complementary

#310605 #05311C #051A31

monochromatic

#1C0303 #1C0303 #310605 #690D0B #A01410

Accessibility & contrast

On white

18.12

#310605 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#310605 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310605

18.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310605	#FFFFFF	#000000	##FFFFFF
##310605	1.00	18.12	1.16	18.12
#FFFFFF	18.12	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131005

Deuteranopia (green-blind)

#1D1904

Tritanopia (blue-blind)

#370006

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #310605;
/* rgb */ color: rgb(49, 6, 5);
/* oklch */ color: oklch(20.8% 0.070 27.2);

Tailwind

colors: {
  custom: {
    50: '#6d4949',
    500: '#310605',
    950: '#000000',
  },
}

SCSS

$custom: #310605;
$custom-light: #6d4949;
$custom-dark: #000000;

JSON

{
  "hex": "#310605",
  "rgb": {
    "r": 49,
    "g": 6,
    "b": 5
  },
  "hsl": {
    "h": 1.364,
    "s": 81.481,
    "l": 10.588
  },
  "oklch": {
    "l": 0.20785,
    "c": 0.06986,
    "h": 27.2
  },
  "luminance": 0.00794
}

Semantic roles & 50–950 ramp

primary

#310605

secondary

#1F7172

accent

#F3F830

background

#F6F4F4

surface

#ECE7E6

border

#C7C3C2

text

#070100

muted

#7A7777

Preview Lab

Preview with #310605

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

Preview Lab → · Contrast checker → · Palette generator →