#310607#310607

#310607 is a very dark, moderate red. Relative luminance 0.008; OKLCH L 20.8% C 0.069 H 24.2°. Best body text is #FFFFFF at 18.11:1 contrast (WCAG AA passes).

Color values

HEX	#310607
RGB	rgb(49, 6, 7)
HSL	hsl(359, 78%, 11%)
HSV	hsv(359, 88%, 19%)
CMYK	cmyk(0%, 87.8%, 85.7%, 80.8%)
CIE-LAB	lab(7.22, 21.63, 8.39)
CIE-LCH	lch(7.22, 23.20, 21.21°)
OKLab	oklab(20.83% 0.0633 0.0285)
OKLCH	oklch(20.83% 0.069 24.2)
XYZ	xyz(1.3703, 0.7988, 0.2830)
Luminance	0.0080 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310607 #063130

analogous

#31061C #310607 #311A06

triadic

#310607 #073106 #060731

tetradic

#310607 #1C3106 #063130 #1A0631

square

#310607 #1C3106 #063130 #1A0631

split-complementary

#310607 #06311A #061C31

monochromatic

#1B0304 #1B0304 #310607 #680D0F #9E1317

Accessibility & contrast

On white

18.11

#310607 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#310607 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310607

18.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310607	#FFFFFF	#000000	##FFFFFF
##310607	1.00	18.11	1.16	18.11
#FFFFFF	18.11	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#121007

Deuteranopia (green-blind)

#1D1906

Tritanopia (blue-blind)

#370007

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #310607;
/* rgb */ color: rgb(49, 6, 7);
/* oklch */ color: oklch(20.8% 0.069 24.2);

Tailwind

colors: {
  custom: {
    50: '#6d494a',
    500: '#310607',
    950: '#000000',
  },
}

SCSS

$custom: #310607;
$custom-light: #6d494a;
$custom-dark: #000000;

JSON

{
  "hex": "#310607",
  "rgb": {
    "r": 49,
    "g": 6,
    "b": 7
  },
  "hsl": {
    "h": 358.605,
    "s": 78.182,
    "l": 10.784
  },
  "oklch": {
    "l": 0.2083,
    "c": 0.06944,
    "h": 24.2
  },
  "luminance": 0.00799
}

Semantic roles & 50–950 ramp

primary

#310607

secondary

#217270

accent

#F5F033

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#070101

muted

#7A7777

Preview Lab

Preview with #310607

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

Preview Lab → · Contrast checker → · Palette generator →