#21450B#21450B

#21450B is a dark, moderate yellow-green. Relative luminance 0.046; OKLCH L 35.0% C 0.094 H 136.4°. Best body text is #FFFFFF at 10.93:1 contrast (WCAG AA passes).

Color values

HEX	#21450B
RGB	rgb(33, 69, 11)
HSL	hsl(97, 73%, 16%)
HSV	hsv(97, 84%, 27%)
CMYK	cmyk(52.2%, 0%, 84.1%, 72.9%)
CIE-LAB	lab(25.57, -24.49, 29.02)
CIE-LCH	lch(25.57, 37.97, 130.16°)
OKLab	oklab(35.02% -0.0681 0.065)
OKLCH	oklch(35.02% 0.094 136.4)
XYZ	xyz(2.8156, 4.6036, 1.0568)
Luminance	0.0460 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 1.88

Hunter Green (survey)

#0B4008

ΔE00 3.31

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21450B #2F0B45

analogous

#3E450B #21450B #0B4512

triadic

#21450B #0B2145 #450B21

tetradic

#21450B #0B3E45 #2F0B45 #45120B

square

#21450B #0B3E45 #2F0B45 #45120B

split-complementary

#21450B #120B45 #450B3E

monochromatic

#0D1A04 #0D1A04 #21450B #3A7A13 #53AF1C

Accessibility & contrast

On white

10.93

#21450B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#21450B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21450B

10.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21450B	#FFFFFF	#000000	##FFFFFF
##21450B	1.00	10.93	1.92	10.93
#FFFFFF	10.93	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#483E02

Deuteranopia (green-blind)

#433B11

Tritanopia (blue-blind)

#1F423A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #21450b;
/* rgb */ color: rgb(33, 69, 11);
/* oklch */ color: oklch(35.0% 0.094 136.4);

Tailwind

colors: {
  custom: {
    50: '#61794f',
    500: '#21450b',
    950: '#000000',
  },
}

SCSS

$custom: #21450b;
$custom-light: #61794f;
$custom-dark: #000000;

JSON

{
  "hex": "#21450b",
  "rgb": {
    "r": 33,
    "g": 69,
    "b": 11
  },
  "hsl": {
    "h": 97.241,
    "s": 72.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.35024,
    "c": 0.09415,
    "h": 136.4
  },
  "luminance": 0.04604
}

Semantic roles & 50–950 ramp

primary

#21450B

secondary

#602A81

accent

#39EFAA

background

#F5F7F4

surface

#EAEDE7

border

#C6C8C3

text

#050902

muted

#797B78

Preview Lab

Preview with #21450B

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

Preview Lab → · Contrast checker → · Palette generator →