#310106#310106

#310106 is a very dark, moderate red. Relative luminance 0.007; OKLCH L 20.0% C 0.078 H 20.6°. Best body text is #FFFFFF at 18.46:1 contrast (WCAG AA passes).

Color values

HEX	#310106
RGB	rgb(49, 1, 6)
HSL	hsl(354, 96%, 10%)
HSV	hsv(354, 98%, 19%)
CMYK	cmyk(0%, 98%, 87.8%, 80.8%)
CIE-LAB	lab(6.21, 24.14, 7.34)
CIE-LCH	lch(6.21, 25.23, 16.91°)
OKLab	oklab(19.99% 0.0727 0.0274)
OKLCH	oklch(19.99% 0.078 20.6)
XYZ	xyz(1.3105, 0.6880, 0.2361)
Luminance	0.0069 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310106 #01312C

analogous

#31011E #310106 #311401

triadic

#310106 #063101 #010631

tetradic

#310106 #1E3101 #01312C #140131

square

#310106 #1E3101 #01312C #140131

split-complementary

#310106 #013114 #011E31

monochromatic

#1E0104 #1E0104 #310106 #6D020D #A90315

Accessibility & contrast

On white

18.46

#310106 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#310106 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310106

18.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310106	#FFFFFF	#000000	##FFFFFF
##310106	1.00	18.46	1.14	18.46
#FFFFFF	18.46	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F0D06

Deuteranopia (green-blind)

#1B1805

Tritanopia (blue-blind)

#370003

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #310106;
/* rgb */ color: rgb(49, 1, 6);
/* oklch */ color: oklch(20.0% 0.078 20.6);

Tailwind

colors: {
  custom: {
    50: '#6d4749',
    500: '#310106',
    950: '#000000',
  },
}

SCSS

$custom: #310106;
$custom-light: #6d4749;
$custom-dark: #000000;

JSON

{
  "hex": "#310106",
  "rgb": {
    "r": 49,
    "g": 1,
    "b": 6
  },
  "hsl": {
    "h": 353.75,
    "s": 96,
    "l": 9.804
  },
  "oklch": {
    "l": 0.1999,
    "c": 0.07771,
    "h": 20.6
  },
  "luminance": 0.00688
}

Semantic roles & 50–950 ramp

primary

#310106

secondary

#17776D

accent

#FFE929

background

#F6F4F4

surface

#ECE6E6

border

#C7C2C2

text

#080000

muted

#7A7777

Preview Lab

Preview with #310106

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

Preview Lab → · Contrast checker → · Palette generator →