#39110B#39110B

#39110B is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.2% C 0.065 H 30.9°. Best body text is #FFFFFF at 16.68:1 contrast (WCAG AA passes).

Color values

HEX	#39110B
RGB	rgb(57, 17, 11)
HSL	hsl(8, 68%, 13%)
HSV	hsv(8, 81%, 22%)
CMYK	cmyk(0%, 70.2%, 80.7%, 77.6%)
CIE-LAB	lab(11.24, 19.42, 12.75)
CIE-LCH	lch(11.24, 23.23, 33.28°)
OKLab	oklab(24.22% 0.056 0.0335)
OKLCH	oklch(24.22% 0.065 30.9)
XYZ	xyz(1.9484, 1.2952, 0.4639)
Luminance	0.0129 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39110B #0B3339

analogous

#390B1C #39110B #39280B

triadic

#39110B #0B3911 #110B39

tetradic

#39110B #1C390B #0B3339 #280B39

square

#39110B #1C390B #0B3339 #280B39

split-complementary

#39110B #0B3928 #0B1C39

monochromatic

#1A0805 #1A0805 #39110B #6C2015 #A0301F

Accessibility & contrast

On white

16.68

#39110B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#39110B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39110B

16.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39110B	#FFFFFF	#000000	##FFFFFF
##39110B	1.00	16.68	1.26	16.68
#FFFFFF	16.68	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C180A

Deuteranopia (green-blind)

#26210A

Tritanopia (blue-blind)

#3F0810

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #39110b;
/* rgb */ color: rgb(57, 17, 11);
/* oklch */ color: oklch(24.2% 0.065 30.9);

Tailwind

colors: {
  custom: {
    50: '#73514b',
    500: '#39110b',
    950: '#000000',
  },
}

SCSS

$custom: #39110b;
$custom-light: #73514b;
$custom-dark: #000000;

JSON

{
  "hex": "#39110b",
  "rgb": {
    "r": 57,
    "g": 17,
    "b": 11
  },
  "hsl": {
    "h": 7.826,
    "s": 67.647,
    "l": 13.333
  },
  "oklch": {
    "l": 0.24224,
    "c": 0.06521,
    "h": 30.9
  },
  "luminance": 0.01295
}

Semantic roles & 50–950 ramp

primary

#39110B

secondary

#2A6C76

accent

#D4EB3D

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090201

muted

#7B7877

Preview Lab

Preview with #39110B

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

Preview Lab → · Contrast checker → · Palette generator →