#331603#331603

#331603 is a very dark, muted orange. Relative luminance 0.013; OKLCH L 23.9% C 0.056 H 51.9°. Best body text is #FFFFFF at 16.71:1 contrast (WCAG AA passes).

Color values

HEX	#331603
RGB	rgb(51, 22, 3)
HSL	hsl(24, 89%, 11%)
HSV	hsv(24, 94%, 20%)
CMYK	cmyk(0%, 56.9%, 94.1%, 80%)
CIE-LAB	lab(11.17, 12.86, 15.73)
CIE-LCH	lch(11.17, 20.32, 50.74°)
OKLab	oklab(23.9% 0.0344 0.0439)
OKLCH	oklch(23.9% 0.056 51.9)
XYZ	xyz(1.6687, 1.2844, 0.2462)
Luminance	0.0128 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331603 #032033

analogous

#330308 #331603 #332E03

triadic

#331603 #033316 #160333

tetradic

#331603 #083303 #032033 #2E0333

square

#331603 #083303 #032033 #2E0333

split-complementary

#331603 #03332E #030833

monochromatic

#1D0C02 #1D0C02 #331603 #6D2F06 #A7480A

Accessibility & contrast

On white

16.71

#331603 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#331603 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331603

16.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331603	#FFFFFF	#000000	##FFFFFF
##331603	1.00	16.71	1.26	16.71
#FFFFFF	16.71	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E1A01

Deuteranopia (green-blind)

#252003

Tritanopia (blue-blind)

#391012

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #331603;
/* rgb */ color: rgb(51, 22, 3);
/* oklch */ color: oklch(23.9% 0.056 51.9);

Tailwind

colors: {
  custom: {
    50: '#6d5348',
    500: '#331603',
    950: '#000000',
  },
}

SCSS

$custom: #331603;
$custom-light: #6d5348;
$custom-dark: #000000;

JSON

{
  "hex": "#331603",
  "rgb": {
    "r": 51,
    "g": 22,
    "b": 3
  },
  "hsl": {
    "h": 23.75,
    "s": 88.889,
    "l": 10.588
  },
  "oklch": {
    "l": 0.23897,
    "c": 0.05574,
    "h": 51.9
  },
  "luminance": 0.01284
}

Semantic roles & 50–950 ramp

primary

#331603

secondary

#1C5276

accent

#AAFF29

background

#F6F4F4

surface

#ECE7E6

border

#C7C3C2

text

#070200

muted

#7A7877

Preview Lab

Preview with #331603

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

Preview Lab → · Contrast checker → · Palette generator →