#2B310D#2B310D

#2B310D is a dark, muted yellow-green. Relative luminance 0.027; OKLCH L 29.8% C 0.056 H 117.9°. Best body text is #FFFFFF at 13.57:1 contrast (WCAG AA passes).

Color values

HEX	#2B310D
RGB	rgb(43, 49, 13)
HSL	hsl(70, 58%, 12%)
HSV	hsv(70, 73%, 19%)
CMYK	cmyk(12.2%, 0%, 73.5%, 80.8%)
CIE-LAB	lab(18.97, -8.94, 21.33)
CIE-LCH	lch(18.97, 23.13, 112.74°)
OKLab	oklab(29.84% -0.0261 0.0493)
OKLCH	oklch(29.84% 0.056 117.9)
XYZ	xyz(2.1673, 2.7393, 0.7953)
Luminance	0.0274 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B310D #130D31

analogous

#31250D #2B310D #19310D

triadic

#2B310D #0D2B31 #310D2B

tetradic

#2B310D #0D3125 #130D31 #310D19

square

#2B310D #0D3125 #130D31 #310D19

split-complementary

#2B310D #0D1931 #250D31

monochromatic

#151806 #151806 #2B310D #55611A #809227

Accessibility & contrast

On white

13.57

#2B310D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#2B310D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B310D

13.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B310D	#FFFFFF	#000000	##FFFFFF
##2B310D	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)

#352E09

Deuteranopia (green-blind)

#342E0F

Tritanopia (blue-blind)

#2E2E29

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #2b310d;
/* rgb */ color: rgb(43, 49, 13);
/* oklch */ color: oklch(29.8% 0.056 117.9);

Tailwind

colors: {
  custom: {
    50: '#65694d',
    500: '#2b310d',
    950: '#000000',
  },
}

SCSS

$custom: #2b310d;
$custom-light: #65694d;
$custom-dark: #000000;

JSON

{
  "hex": "#2b310d",
  "rgb": {
    "r": 43,
    "g": 49,
    "b": 13
  },
  "hsl": {
    "h": 70,
    "s": 58.065,
    "l": 12.157
  },
  "oklch": {
    "l": 0.29837,
    "c": 0.05578,
    "h": 117.9
  },
  "luminance": 0.02739
}

Semantic roles & 50–950 ramp

primary

#2B310D

secondary

#382E6C

accent

#47E160

background

#F6F6F4

surface

#EBEBE7

border

#C6C6C3

text

#060601

muted

#7A7A77

Preview Lab

Preview with #2B310D

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

Preview Lab → · Contrast checker → · Palette generator →