#3B280B#3B280B

#3B280B is a dark, muted orange. Relative luminance 0.025; OKLCH L 29.3% C 0.051 H 74.6°. Best body text is #FFFFFF at 14.05:1 contrast (WCAG AA passes).

Color values

HEX	#3B280B
RGB	rgb(59, 40, 11)
HSL	hsl(36, 69%, 14%)
HSV	hsv(36, 81%, 23%)
CMYK	cmyk(0%, 32.2%, 81.4%, 76.9%)
CIE-LAB	lab(17.79, 5.45, 21.30)
CIE-LCH	lch(17.79, 21.98, 75.65°)
OKLab	oklab(29.33% 0.0135 0.0492)
OKLCH	oklch(29.33% 0.051 74.6)
XYZ	xyz(2.6230, 2.4718, 0.6555)
Luminance	0.0247 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B280B #0B1E3B

analogous

#3B100B #3B280B #363B0B

triadic

#3B280B #0B3B28 #280B3B

tetradic

#3B280B #0B3B10 #0B1E3B #3B0B36

square

#3B280B #0B3B10 #0B1E3B #3B0B36

split-complementary

#3B280B #0B363B #100B3B

monochromatic

#1A1105 #1A1105 #3B280B #6F4B15 #A26E1E

Accessibility & contrast

On white

14.05

#3B280B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#3B280B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B280B

14.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B280B	#FFFFFF	#000000	##FFFFFF
##3B280B	1.00	14.05	1.49	14.05
#FFFFFF	14.05	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2908

Deuteranopia (green-blind)

#332D0C

Tritanopia (blue-blind)

#412322

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #3b280b;
/* rgb */ color: rgb(59, 40, 11);
/* oklch */ color: oklch(29.3% 0.051 74.6);

Tailwind

colors: {
  custom: {
    50: '#73614c',
    500: '#3b280b',
    950: '#000000',
  },
}

SCSS

$custom: #3b280b;
$custom-light: #73614c;
$custom-dark: #000000;

JSON

{
  "hex": "#3b280b",
  "rgb": {
    "r": 59,
    "g": 40,
    "b": 11
  },
  "hsl": {
    "h": 36.25,
    "s": 68.571,
    "l": 13.725
  },
  "oklch": {
    "l": 0.2933,
    "c": 0.05098,
    "h": 74.6
  },
  "luminance": 0.02472
}

Semantic roles & 50–950 ramp

primary

#3B280B

secondary

#2A4978

accent

#82EB3C

background

#F7F5F4

surface

#EDE9E7

border

#C8C5C3

text

#080501

muted

#7B7977

Preview Lab

Preview with #3B280B

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

Preview Lab → · Contrast checker → · Palette generator →