#21903A#21903A

#21903A is a mid, vivid green. Relative luminance 0.206; OKLCH L 57.4% C 0.157 H 146.7°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#21903A
RGB	rgb(33, 144, 58)
HSL	hsl(134, 63%, 35%)
HSV	hsv(134, 77%, 56%)
CMYK	cmyk(77.1%, 0%, 59.7%, 43.5%)
CIE-LAB	lab(52.48, -48.86, 36.54)
CIE-LCH	lch(52.48, 61.01, 143.20°)
OKLab	oklab(57.41% -0.1315 0.0865)
OKLCH	oklch(57.41% 0.157 146.7)
XYZ	xyz(11.3633, 20.5740, 7.3745)
Luminance	0.2057 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21903A #902177

analogous

#3F9021 #21903A #219072

triadic

#21903A #3A2190 #903A21

tetradic

#21903A #213F90 #902177 #907221

square

#21903A #213F90 #902177 #907221

split-complementary

#21903A #722190 #90213F

monochromatic

#0A2C12 #165E26 #21903A #2CC24E #54D871

Accessibility & contrast

On white

4.11

#21903A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#21903A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21903A

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21903A	#FFFFFF	#000000	##000000
##21903A	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928331

Deuteranopia (green-blind)

#857A41

Tritanopia (blue-blind)

#008D7D

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #21903a;
/* rgb */ color: rgb(33, 144, 58);
/* oklch */ color: oklch(57.4% 0.157 146.7);

Tailwind

colors: {
  custom: {
    50: '#6fb273',
    500: '#21903a',
    950: '#000000',
  },
}

SCSS

$custom: #21903a;
$custom-light: #6fb273;
$custom-dark: #000000;

JSON

{
  "hex": "#21903a",
  "rgb": {
    "r": 33,
    "g": 144,
    "b": 58
  },
  "hsl": {
    "h": 133.514,
    "s": 62.712,
    "l": 34.706
  },
  "oklch": {
    "l": 0.5741,
    "c": 0.15746,
    "h": 146.7
  },
  "luminance": 0.20575
}

Semantic roles & 50–950 ramp

primary

#21903A

secondary

#BB51A3

accent

#42C1E6

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#081108

muted

#7B807B

Preview Lab

Preview with #21903A

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

Preview Lab → · Contrast checker → · Palette generator →