#311F04#311F04

#311F04 is a dark, muted orange. Relative luminance 0.016; OKLCH L 25.6% C 0.049 H 73.9°. Best body text is #FFFFFF at 15.81:1 contrast (WCAG AA passes).

Color values

HEX	#311F04
RGB	rgb(49, 31, 4)
HSL	hsl(36, 85%, 10%)
HSV	hsv(36, 92%, 19%)
CMYK	cmyk(0%, 36.7%, 91.8%, 80.8%)
CIE-LAB	lab(13.48, 5.66, 18.41)
CIE-LCH	lch(13.48, 19.26, 72.90°)
OKLab	oklab(25.62% 0.0136 0.047)
OKLCH	oklch(25.62% 0.049 73.9)
XYZ	xyz(1.7787, 1.6419, 0.3381)
Luminance	0.0164 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311F04 #041631

analogous

#310804 #311F04 #2C3104

triadic

#311F04 #04311F #1F0431

tetradic

#311F04 #043108 #041631 #31042C

square

#311F04 #043108 #041631 #31042C

split-complementary

#311F04 #042C31 #080431

monochromatic

#1C1202 #1C1202 #311F04 #6A4309 #A2670D

Accessibility & contrast

On white

15.81

#311F04 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#311F04 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311F04

15.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311F04	#FFFFFF	#000000	##FFFFFF
##311F04	1.00	15.81	1.33	15.81
#FFFFFF	15.81	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252002

Deuteranopia (green-blind)

#2A2405

Tritanopia (blue-blind)

#361A19

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #311f04;
/* rgb */ color: rgb(49, 31, 4);
/* oklch */ color: oklch(25.6% 0.049 73.9);

Tailwind

colors: {
  custom: {
    50: '#6b5a48',
    500: '#311f04',
    950: '#000000',
  },
}

SCSS

$custom: #311f04;
$custom-light: #6b5a48;
$custom-dark: #000000;

JSON

{
  "hex": "#311f04",
  "rgb": {
    "r": 49,
    "g": 31,
    "b": 4
  },
  "hsl": {
    "h": 36,
    "s": 84.906,
    "l": 10.392
  },
  "oklch": {
    "l": 0.25624,
    "c": 0.04893,
    "h": 73.9
  },
  "luminance": 0.01642
}

Semantic roles & 50–950 ramp

primary

#311F04

secondary

#1D4073

accent

#7FFB2D

background

#F6F5F4

surface

#EBE9E6

border

#C6C5C2

text

#070300

muted

#7A7877

Preview Lab

Preview with #311F04

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

Preview Lab → · Contrast checker → · Palette generator →