#2B370B#2B370B

#2B370B is a dark, moderate yellow-green. Relative luminance 0.033; OKLCH L 31.5% C 0.067 H 123.5°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#2B370B
RGB	rgb(43, 55, 11)
HSL	hsl(76, 67%, 13%)
HSV	hsv(76, 80%, 22%)
CMYK	cmyk(21.8%, 0%, 80%, 78.4%)
CIE-LAB	lab(21.09, -12.74, 24.64)
CIE-LCH	lch(21.09, 27.74, 117.34°)
OKLab	oklab(31.54% -0.0369 0.0558)
OKLCH	oklch(31.54% 0.067 123.5)
XYZ	xyz(2.4229, 3.2701, 0.8201)
Luminance	0.0327 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 8.66

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B370B #170B37

analogous

#372D0B #2B370B #15370B

triadic

#2B370B #0B2B37 #370B2B

tetradic

#2B370B #0B372D #170B37 #370B15

square

#2B370B #0B372D #170B37 #370B15

split-complementary

#2B370B #0B1537 #2D0B37

monochromatic

#141A05 #141A05 #2B370B #536A15 #7B9D1F

Accessibility & contrast

On white

12.70

#2B370B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#2B370B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B370B

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B370B	#FFFFFF	#000000	##FFFFFF
##2B370B	1.00	12.70	1.65	12.70
#FFFFFF	12.70	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3305

Deuteranopia (green-blind)

#39330F

Tritanopia (blue-blind)

#2E342E

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #2b370b;
/* rgb */ color: rgb(43, 55, 11);
/* oklch */ color: oklch(31.5% 0.067 123.5);

Tailwind

colors: {
  custom: {
    50: '#666d4d',
    500: '#2b370b',
    950: '#000000',
  },
}

SCSS

$custom: #2b370b;
$custom-light: #666d4d;
$custom-dark: #000000;

JSON

{
  "hex": "#2b370b",
  "rgb": {
    "r": 43,
    "g": 55,
    "b": 11
  },
  "hsl": {
    "h": 76.364,
    "s": 66.667,
    "l": 12.941
  },
  "oklch": {
    "l": 0.31543,
    "c": 0.06692,
    "h": 123.5
  },
  "luminance": 0.0327
}

Semantic roles & 50–950 ramp

primary

#2B370B

secondary

#3E2A74

accent

#3EEA6D

background

#F6F6F4

surface

#EBEBE7

border

#C6C6C3

text

#060701

muted

#7A7A77

Preview Lab

Preview with #2B370B

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

Preview Lab → · Contrast checker → · Palette generator →