#2B310C#2B310C

#2B310C is a dark, muted yellow. Relative luminance 0.027; OKLCH L 29.8% C 0.057 H 117.8°. Best body text is #FFFFFF at 13.57:1 contrast (WCAG AA passes).

Color values

HEX	#2B310C
RGB	rgb(43, 49, 12)
HSL	hsl(70, 61%, 12%)
HSV	hsv(70, 76%, 19%)
CMYK	cmyk(12.2%, 0%, 75.5%, 80.8%)
CIE-LAB	lab(18.96, -9.03, 21.78)
CIE-LCH	lch(18.96, 23.58, 112.52°)
OKLab	oklab(29.83% -0.0265 0.0502)
OKLCH	oklch(29.83% 0.057 117.8)
XYZ	xyz(2.1610, 2.7368, 0.7622)
Luminance	0.0274 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B310C #120C31

analogous

#31250C #2B310C #19310C

triadic

#2B310C #0C2B31 #310C2B

tetradic

#2B310C #0C3125 #120C31 #310C19

square

#2B310C #0C3125 #120C31 #310C19

split-complementary

#2B310C #0C1931 #250C31

monochromatic

#161906 #161906 #2B310C #566218 #819324

Accessibility & contrast

On white

13.57

#2B310C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#2B310C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B310C

13.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B310C	#FFFFFF	#000000	##FFFFFF
##2B310C	1.00	13.57	1.55	13.57
#FFFFFF	13.57	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#352E08

Deuteranopia (green-blind)

#342E0F

Tritanopia (blue-blind)

#2E2E29

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #2b310c;
/* rgb */ color: rgb(43, 49, 12);
/* oklch */ color: oklch(29.8% 0.057 117.8);

Tailwind

colors: {
  custom: {
    50: '#65694d',
    500: '#2b310c',
    950: '#000000',
  },
}

SCSS

$custom: #2b310c;
$custom-light: #65694d;
$custom-dark: #000000;

JSON

{
  "hex": "#2b310c",
  "rgb": {
    "r": 43,
    "g": 49,
    "b": 12
  },
  "hsl": {
    "h": 69.73,
    "s": 60.656,
    "l": 11.961
  },
  "oklch": {
    "l": 0.29825,
    "c": 0.05679,
    "h": 117.8
  },
  "luminance": 0.02737
}

Semantic roles & 50–950 ramp

primary

#2B310C

secondary

#362C6D

accent

#44E45E

background

#F6F6F4

surface

#EBEBE7

border

#C6C6C3

text

#060601

muted

#7A7A77

Preview Lab

Preview with #2B310C

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

Preview Lab → · Contrast checker → · Palette generator →