#31310A#31310A

#31310A is a dark, muted yellow. Relative luminance 0.029; OKLCH L 30.4% C 0.057 H 109.3°. Best body text is #FFFFFF at 13.34:1 contrast (WCAG AA passes).

Color values

HEX	#31310A
RGB	rgb(49, 49, 10)
HSL	hsl(60, 66%, 12%)
HSV	hsv(60, 80%, 19%)
CMYK	cmyk(0%, 0%, 79.6%, 80.8%)
CIE-LAB	lab(19.52, -6.02, 23.45)
CIE-LCH	lch(19.52, 24.21, 104.41°)
OKLab	oklab(30.42% -0.0188 0.0535)
OKLCH	oklch(30.42% 0.057 109.3)
XYZ	xyz(2.4198, 2.8716, 0.7139)
Luminance	0.0287 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31310A #0A0A31

analogous

#311E0A #31310A #1E310A

triadic

#31310A #0A3131 #310A31

tetradic

#31310A #0A311E #0A0A31 #310A1E

square

#31310A #0A311E #0A0A31 #310A1E

split-complementary

#31310A #0A1E31 #1E0A31

monochromatic

#191905 #191905 #31310A #646414 #97971F

Accessibility & contrast

On white

13.34

#31310A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#31310A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31310A

13.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31310A	#FFFFFF	#000000	##FFFFFF
##31310A	1.00	13.34	1.57	13.34
#FFFFFF	13.34	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#362F05

Deuteranopia (green-blind)

#36300D

Tritanopia (blue-blind)

#352D29

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #31310a;
/* rgb */ color: rgb(49, 49, 10);
/* oklch */ color: oklch(30.4% 0.057 109.3);

Tailwind

colors: {
  custom: {
    50: '#6b684c',
    500: '#31310a',
    950: '#000000',
  },
}

SCSS

$custom: #31310a;
$custom-light: #6b684c;
$custom-dark: #000000;

JSON

{
  "hex": "#31310a",
  "rgb": {
    "r": 49,
    "g": 49,
    "b": 10
  },
  "hsl": {
    "h": 60,
    "s": 66.102,
    "l": 11.569
  },
  "oklch": {
    "l": 0.30415,
    "c": 0.05666,
    "h": 109.3
  },
  "luminance": 0.02872
}

Semantic roles & 50–950 ramp

primary

#31310A

secondary

#29296E

accent

#3FE93F

background

#F6F6F4

surface

#EBEBE7

border

#C6C6C3

text

#070601

muted

#7A7A77

Preview Lab

Preview with #31310A

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

Preview Lab → · Contrast checker → · Palette generator →