#3B210B#3B210B

#3B210B is a dark, muted orange. Relative luminance 0.020; OKLCH L 27.7% C 0.052 H 58.2°. Best body text is #FFFFFF at 14.91:1 contrast (WCAG AA passes).

Color values

HEX	#3B210B
RGB	rgb(59, 33, 11)
HSL	hsl(28, 69%, 14%)
HSV	hsv(28, 81%, 23%)
CMYK	cmyk(0%, 44.1%, 81.4%, 76.9%)
CIE-LAB	lab(15.71, 10.19, 18.73)
CIE-LCH	lch(15.71, 21.32, 61.45°)
OKLab	oklab(27.71% 0.0276 0.0444)
OKLCH	oklch(27.71% 0.052 58.2)
XYZ	xyz(2.4081, 2.0419, 0.5839)
Luminance	0.0204 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B210B #0B253B

analogous

#3B0B0D #3B210B #3B390B

triadic

#3B210B #0B3B21 #210B3B

tetradic

#3B210B #0D3B0B #0B253B #390B3B

square

#3B210B #0D3B0B #0B253B #390B3B

split-complementary

#3B210B #0B3B39 #0B0D3B

monochromatic

#1A0E05 #1A0E05 #3B210B #6F3E15 #A25B1E

Accessibility & contrast

On white

14.91

#3B210B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#3B210B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B210B

14.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B210B	#FFFFFF	#000000	##FFFFFF
##3B210B	1.00	14.91	1.41	14.91
#FFFFFF	14.91	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292409

Deuteranopia (green-blind)

#2F290B

Tritanopia (blue-blind)

#411B1C

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #3b210b;
/* rgb */ color: rgb(59, 33, 11);
/* oklch */ color: oklch(27.7% 0.052 58.2);

Tailwind

colors: {
  custom: {
    50: '#745c4c',
    500: '#3b210b',
    950: '#000000',
  },
}

SCSS

$custom: #3b210b;
$custom-light: #745c4c;
$custom-dark: #000000;

JSON

{
  "hex": "#3b210b",
  "rgb": {
    "r": 59,
    "g": 33,
    "b": 11
  },
  "hsl": {
    "h": 27.5,
    "s": 68.571,
    "l": 13.725
  },
  "oklch": {
    "l": 0.27709,
    "c": 0.05227,
    "h": 58.2
  },
  "luminance": 0.02042
}

Semantic roles & 50–950 ramp

primary

#3B210B

secondary

#2A5478

accent

#9BEB3C

background

#F7F5F4

surface

#EDE9E7

border

#C8C5C3

text

#080401

muted

#7B7977

Preview Lab

Preview with #3B210B

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

Preview Lab → · Contrast checker → · Palette generator →