#311B07#311B07

#311B07 is a very dark, muted orange. Relative luminance 0.015; OKLCH L 24.7% C 0.047 H 60.3°. Best body text is #FFFFFF at 16.27:1 contrast (WCAG AA passes).

Color values

HEX	#311B07
RGB	rgb(49, 27, 7)
HSL	hsl(29, 75%, 11%)
HSV	hsv(29, 86%, 19%)
CMYK	cmyk(0%, 44.9%, 85.7%, 80.8%)
CIE-LAB	lab(12.30, 8.69, 15.60)
CIE-LCH	lch(12.30, 17.86, 60.88°)
OKLab	oklab(24.72% 0.0232 0.0407)
OKLCH	oklch(24.72% 0.047 60.3)
XYZ	xyz(1.6970, 1.4523, 0.3919)
Luminance	0.0145 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311B07 #071D31

analogous

#310708 #311B07 #313007

triadic

#311B07 #07311B #1B0731

tetradic

#311B07 #083107 #071D31 #300731

square

#311B07 #083107 #071D31 #300731

split-complementary

#311B07 #073130 #070831

monochromatic

#1B0F04 #1B0F04 #311B07 #67390F #9C5616

Accessibility & contrast

On white

16.27

#311B07 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#311B07 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311B07

16.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311B07	#FFFFFF	#000000	##FFFFFF
##311B07	1.00	16.27	1.29	16.27
#FFFFFF	16.27	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#221D05

Deuteranopia (green-blind)

#272207

Tritanopia (blue-blind)

#361617

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #311b07;
/* rgb */ color: rgb(49, 27, 7);
/* oklch */ color: oklch(24.7% 0.047 60.3);

Tailwind

colors: {
  custom: {
    50: '#6b574a',
    500: '#311b07',
    950: '#000000',
  },
}

SCSS

$custom: #311b07;
$custom-light: #6b574a;
$custom-dark: #000000;

JSON

{
  "hex": "#311b07",
  "rgb": {
    "r": 49,
    "g": 27,
    "b": 7
  },
  "hsl": {
    "h": 28.571,
    "s": 75,
    "l": 10.98
  },
  "oklch": {
    "l": 0.24719,
    "c": 0.04686,
    "h": 60.3
  },
  "luminance": 0.01452
}

Semantic roles & 50–950 ramp

primary

#311B07

secondary

#234C71

accent

#98F236

background

#F6F5F4

surface

#EBE9E7

border

#C6C5C3

text

#070301

muted

#7A7877

Preview Lab

Preview with #311B07

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

Preview Lab → · Contrast checker → · Palette generator →