#310706#310706

#310706 is a very dark, moderate red. Relative luminance 0.008; OKLCH L 21.0% C 0.068 H 26.7°. Best body text is #FFFFFF at 18.05:1 contrast (WCAG AA passes).

Color values

HEX	#310706
RGB	rgb(49, 7, 6)
HSL	hsl(1, 78%, 11%)
HSV	hsv(1, 88%, 19%)
CMYK	cmyk(0%, 85.7%, 87.8%, 80.8%)
CIE-LAB	lab(7.39, 21.02, 9.06)
CIE-LCH	lch(7.39, 22.89, 23.31°)
OKLab	oklab(20.96% 0.0609 0.0307)
OKLCH	oklch(20.96% 0.068 26.7)
XYZ	xyz(1.3756, 0.8183, 0.2578)
Luminance	0.0082 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310706 #063031

analogous

#31061A #310706 #311C06

triadic

#310706 #063107 #070631

tetradic

#310706 #1A3106 #063031 #1C0631

square

#310706 #1A3106 #063031 #1C0631

split-complementary

#310706 #06311C #061A31

monochromatic

#1B0403 #1B0403 #310706 #680F0D #9E1713

Accessibility & contrast

On white

18.05

#310706 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#310706 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310706

18.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310706	#FFFFFF	#000000	##FFFFFF
##310706	1.00	18.05	1.16	18.05
#FFFFFF	18.05	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131006

Deuteranopia (green-blind)

#1E1A05

Tritanopia (blue-blind)

#370007

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #310706;
/* rgb */ color: rgb(49, 7, 6);
/* oklch */ color: oklch(21.0% 0.068 26.7);

Tailwind

colors: {
  custom: {
    50: '#6d4a49',
    500: '#310706',
    950: '#000000',
  },
}

SCSS

$custom: #310706;
$custom-light: #6d4a49;
$custom-dark: #000000;

JSON

{
  "hex": "#310706",
  "rgb": {
    "r": 49,
    "g": 7,
    "b": 6
  },
  "hsl": {
    "h": 1.395,
    "s": 78.182,
    "l": 10.784
  },
  "oklch": {
    "l": 0.20963,
    "c": 0.06822,
    "h": 26.7
  },
  "luminance": 0.00818
}

Semantic roles & 50–950 ramp

primary

#310706

secondary

#217072

accent

#F0F533

background

#F6F4F4

surface

#ECE7E6

border

#C7C3C2

text

#070100

muted

#7A7777

Preview Lab

Preview with #310706

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

Preview Lab → · Contrast checker → · Palette generator →