#31050F#31050F

#31050F is a very dark, moderate red. Relative luminance 0.008; OKLCH L 20.9% C 0.071 H 12.2°. Best body text is #FFFFFF at 18.12:1 contrast (WCAG AA passes).

Color values

HEX	#31050F
RGB	rgb(49, 5, 15)
HSL	hsl(346, 81%, 11%)
HSV	hsv(346, 90%, 19%)
CMYK	cmyk(0%, 89.8%, 69.4%, 80.8%)
CIE-LAB	lab(7.19, 22.81, 4.80)
CIE-LCH	lch(7.19, 23.31, 11.88°)
OKLab	oklab(20.87% 0.0693 0.015)
OKLCH	oklch(20.87% 0.071 12.2)
XYZ	xyz(1.4073, 0.7962, 0.5314)
Luminance	0.0080 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31050F #053127

analogous

#310525 #31050F #311105

triadic

#31050F #0F3105 #050F31

tetradic

#31050F #253105 #053127 #110531

square

#31050F #253105 #053127 #110531

split-complementary

#31050F #053111 #052531

monochromatic

#1C0308 #1C0308 #31050F #690B20 #A01031

Accessibility & contrast

On white

18.12

#31050F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#31050F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31050F

18.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31050F	#FFFFFF	#000000	##FFFFFF
##31050F	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)

#10100F

Deuteranopia (green-blind)

#1C190E

Tritanopia (blue-blind)

#370009

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #31050f;
/* rgb */ color: rgb(49, 5, 15);
/* oklch */ color: oklch(20.9% 0.071 12.2);

Tailwind

colors: {
  custom: {
    50: '#6d494e',
    500: '#31050f',
    950: '#000000',
  },
}

SCSS

$custom: #31050f;
$custom-light: #6d494e;
$custom-dark: #000000;

JSON

{
  "hex": "#31050f",
  "rgb": {
    "r": 49,
    "g": 5,
    "b": 15
  },
  "hsl": {
    "h": 346.364,
    "s": 81.481,
    "l": 10.588
  },
  "oklch": {
    "l": 0.20872,
    "c": 0.07087,
    "h": 12.2
  },
  "luminance": 0.00796
}

Semantic roles & 50–950 ramp

primary

#31050F

secondary

#1F7260

accent

#F8CA30

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#070101

muted

#7A7777

Preview Lab

Preview with #31050F

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

Preview Lab → · Contrast checker → · Palette generator →