#3B0507#3B0507

#3B0507 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 22.9% C 0.083 H 24.7°. Best body text is #FFFFFF at 17.34:1 contrast (WCAG AA passes).

Color values

HEX	#3B0507
RGB	rgb(59, 5, 7)
HSL	hsl(358, 84%, 13%)
HSV	hsv(358, 92%, 23%)
CMYK	cmyk(0%, 91.5%, 88.1%, 76.9%)
CIE-LAB	lab(9.43, 25.99, 11.91)
CIE-LCH	lch(9.43, 28.59, 24.62°)
OKLab	oklab(22.93% 0.0752 0.0346)
OKLCH	oklch(22.93% 0.083 24.7)
XYZ	xyz(1.8965, 1.0540, 0.3046)
Luminance	0.0105 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B0507 #053B39

analogous

#3B0522 #3B0507 #3B1E05

triadic

#3B0507 #073B05 #05073B

tetradic

#3B0507 #223B05 #053B39 #1E053B

square

#3B0507 #223B05 #053B39 #1E053B

split-complementary

#3B0507 #053B1E #05223B

monochromatic

#1C0203 #1C0203 #3B0507 #730A0E #AC0F14

Accessibility & contrast

On white

17.34

#3B0507 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#3B0507 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B0507

17.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B0507	#FFFFFF	#000000	##FFFFFF
##3B0507	1.00	17.34	1.21	17.34
#FFFFFF	17.34	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161307

Deuteranopia (green-blind)

#231F05

Tritanopia (blue-blind)

#420006

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #3b0507;
/* rgb */ color: rgb(59, 5, 7);
/* oklch */ color: oklch(22.9% 0.083 24.7);

Tailwind

colors: {
  custom: {
    50: '#764b4a',
    500: '#3b0507',
    950: '#000000',
  },
}

SCSS

$custom: #3b0507;
$custom-light: #764b4a;
$custom-dark: #000000;

JSON

{
  "hex": "#3b0507",
  "rgb": {
    "r": 59,
    "g": 5,
    "b": 7
  },
  "hsl": {
    "h": 357.778,
    "s": 84.375,
    "l": 12.549
  },
  "oklch": {
    "l": 0.22933,
    "c": 0.08281,
    "h": 24.7
  },
  "luminance": 0.01054
}

Semantic roles & 50–950 ramp

primary

#3B0507

secondary

#207C79

accent

#FBF32D

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3B0507

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

Preview Lab → · Contrast checker → · Palette generator →