#311C03#311C03

#311C03 is a very dark, muted orange. Relative luminance 0.015; OKLCH L 24.9% C 0.050 H 67.6°. Best body text is #FFFFFF at 16.18:1 contrast (WCAG AA passes).

Color values

HEX	#311C03
RGB	rgb(49, 28, 3)
HSL	hsl(33, 88%, 10%)
HSV	hsv(33, 94%, 19%)
CMYK	cmyk(0%, 42.9%, 93.9%, 80.8%)
CIE-LAB	lab(12.55, 7.68, 17.56)
CIE-LCH	lch(12.55, 19.17, 66.38°)
OKLab	oklab(24.89% 0.0192 0.0465)
OKLCH	oklch(24.89% 0.05 67.6)
XYZ	xyz(1.6985, 1.4902, 0.2843)
Luminance	0.0149 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311C03 #031831

analogous

#310503 #311C03 #2F3103

triadic

#311C03 #03311C #1C0331

tetradic

#311C03 #033105 #031831 #31032F

square

#311C03 #033105 #031831 #31032F

split-complementary

#311C03 #032F31 #050331

monochromatic

#1D1002 #1D1002 #311C03 #6B3D07 #A45E0A

Accessibility & contrast

On white

16.18

#311C03 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#311C03 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311C03

16.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311C03	#FFFFFF	#000000	##FFFFFF
##311C03	1.00	16.18	1.30	16.18
#FFFFFF	16.18	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#231E01

Deuteranopia (green-blind)

#282303

Tritanopia (blue-blind)

#361717

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #311c03;
/* rgb */ color: rgb(49, 28, 3);
/* oklch */ color: oklch(24.9% 0.050 67.6);

Tailwind

colors: {
  custom: {
    50: '#6b5848',
    500: '#311c03',
    950: '#000000',
  },
}

SCSS

$custom: #311c03;
$custom-light: #6b5848;
$custom-dark: #000000;

JSON

{
  "hex": "#311c03",
  "rgb": {
    "r": 49,
    "g": 28,
    "b": 3
  },
  "hsl": {
    "h": 32.609,
    "s": 88.462,
    "l": 10.196
  },
  "oklch": {
    "l": 0.2489,
    "c": 0.05028,
    "h": 67.6
  },
  "luminance": 0.0149
}

Semantic roles & 50–950 ramp

primary

#311C03

secondary

#1B4474

accent

#8BFF29

background

#F6F5F4

surface

#EBE9E6

border

#C6C5C2

text

#070300

muted

#7A7877

Preview Lab

Preview with #311C03

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

Preview Lab → · Contrast checker → · Palette generator →