#311603#311603

#311603 is a very dark, muted orange. Relative luminance 0.012; OKLCH L 23.5% C 0.053 H 53.9°. Best body text is #FFFFFF at 16.85:1 contrast (WCAG AA passes).

Color values

HEX	#311603
RGB	rgb(49, 22, 3)
HSL	hsl(25, 88%, 10%)
HSV	hsv(25, 94%, 19%)
CMYK	cmyk(0%, 55.1%, 93.9%, 80.8%)
CIE-LAB	lab(10.80, 11.81, 15.17)
CIE-LCH	lch(10.80, 19.23, 52.09°)
OKLab	oklab(23.54% 0.0314 0.0431)
OKLCH	oklch(23.54% 0.053 53.9)
XYZ	xyz(1.5701, 1.2335, 0.2415)
Luminance	0.0123 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311603 #031E31

analogous

#310307 #311603 #312D03

triadic

#311603 #033116 #160331

tetradic

#311603 #073103 #031E31 #2D0331

square

#311603 #073103 #031E31 #2D0331

split-complementary

#311603 #03312D #030731

monochromatic

#1D0D02 #1D0D02 #311603 #6B3007 #A44A0A

Accessibility & contrast

On white

16.85

#311603 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#311603 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311603

16.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311603	#FFFFFF	#000000	##FFFFFF
##311603	1.00	16.85	1.25	16.85
#FFFFFF	16.85	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E1901

Deuteranopia (green-blind)

#241F03

Tritanopia (blue-blind)

#371012

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #311603;
/* rgb */ color: rgb(49, 22, 3);
/* oklch */ color: oklch(23.5% 0.053 53.9);

Tailwind

colors: {
  custom: {
    50: '#6c5348',
    500: '#311603',
    950: '#000000',
  },
}

SCSS

$custom: #311603;
$custom-light: #6c5348;
$custom-dark: #000000;

JSON

{
  "hex": "#311603",
  "rgb": {
    "r": 49,
    "g": 22,
    "b": 3
  },
  "hsl": {
    "h": 24.783,
    "s": 88.462,
    "l": 10.196
  },
  "oklch": {
    "l": 0.23544,
    "c": 0.05331,
    "h": 53.9
  },
  "luminance": 0.01233
}

Semantic roles & 50–950 ramp

primary

#311603

secondary

#1B5074

accent

#A6FF29

background

#F6F4F4

surface

#ECE7E6

border

#C7C3C2

text

#070200

muted

#7A7877

Preview Lab

Preview with #311603

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

Preview Lab → · Contrast checker → · Palette generator →