#312501#312501

#312501 is a dark, muted yellow. Relative luminance 0.020; OKLCH L 27.1% C 0.054 H 89.8°. Best body text is #FFFFFF at 15.05:1 contrast (WCAG AA passes).

Color values

HEX	#312501
RGB	rgb(49, 37, 1)
HSL	hsl(45, 96%, 10%)
HSV	hsv(45, 98%, 19%)
CMYK	cmyk(0%, 24.5%, 98%, 80.8%)
CIE-LAB	lab(15.37, 1.27, 22.09)
CIE-LCH	lch(15.37, 22.13, 86.72°)
OKLab	oklab(27.1% 0.0002 0.0542)
OKLCH	oklch(27.1% 0.054 89.8)
XYZ	xyz(1.9338, 1.9784, 0.3087)
Luminance	0.0198 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312501 #010D31

analogous

#310D01 #312501 #253101

triadic

#312501 #013125 #250131

tetradic

#312501 #01310D #010D31 #310125

square

#312501 #01310D #010D31 #310125

split-complementary

#312501 #012531 #0D0131

monochromatic

#1E1701 #1E1701 #312501 #6D5202 #A98003

Accessibility & contrast

On white

15.05

#312501 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#312501 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312501

15.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312501	#FFFFFF	#000000	##FFFFFF
##312501	1.00	15.05	1.40	15.05
#FFFFFF	15.05	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2500

Deuteranopia (green-blind)

#2E2802

Tritanopia (blue-blind)

#36211E

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #312501;
/* rgb */ color: rgb(49, 37, 1);
/* oklch */ color: oklch(27.1% 0.054 89.8);

Tailwind

colors: {
  custom: {
    50: '#6b5f47',
    500: '#312501',
    950: '#000000',
  },
}

SCSS

$custom: #312501;
$custom-light: #6b5f47;
$custom-dark: #000000;

JSON

{
  "hex": "#312501",
  "rgb": {
    "r": 49,
    "g": 37,
    "b": 1
  },
  "hsl": {
    "h": 45,
    "s": 96,
    "l": 9.804
  },
  "oklch": {
    "l": 0.27095,
    "c": 0.05418,
    "h": 89.8
  },
  "luminance": 0.01978
}

Semantic roles & 50–950 ramp

primary

#312501

secondary

#172F77

accent

#5EFF29

background

#F6F5F4

surface

#EBE9E6

border

#C6C5C2

text

#070400

muted

#7A7977

Preview Lab

Preview with #312501

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

Preview Lab → · Contrast checker → · Palette generator →