#21823C#21823C

#21823C is a mid, vivid green. Relative luminance 0.166; OKLCH L 53.5% C 0.137 H 148.4°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#21823C
RGB	rgb(33, 130, 60)
HSL	hsl(137, 60%, 32%)
HSV	hsv(137, 75%, 51%)
CMYK	cmyk(74.6%, 0%, 53.8%, 49%)
CIE-LAB	lab(47.77, -43.44, 29.89)
CIE-LCH	lch(47.77, 52.73, 145.47°)
OKLab	oklab(53.52% -0.1169 0.0721)
OKLCH	oklch(53.52% 0.137 148.4)
XYZ	xyz(9.4247, 16.6138, 6.9842)
Luminance	0.1661 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21823C #822167

analogous

#378221 #21823C #21826D

triadic

#21823C #3C2182 #823C21

tetradic

#21823C #213782 #822167 #826D21

square

#21823C #213782 #822167 #826D21

split-complementary

#21823C #6D2182 #822137

monochromatic

#08200F #155125 #21823C #2DB353 #4CD271

Accessibility & contrast

On white

4.86

#21823C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#21823C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21823C

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21823C	#FFFFFF	#000000	##FFFFFF
##21823C	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#837636

Deuteranopia (green-blind)

#786E41

Tritanopia (blue-blind)

#007F72

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #21823c;
/* rgb */ color: rgb(33, 130, 60);
/* oklch */ color: oklch(53.5% 0.137 148.4);

Tailwind

colors: {
  custom: {
    50: '#6ca773',
    500: '#21823c',
    950: '#000000',
  },
}

SCSS

$custom: #21823c;
$custom-light: #6ca773;
$custom-dark: #000000;

JSON

{
  "hex": "#21823c",
  "rgb": {
    "r": 33,
    "g": 130,
    "b": 60
  },
  "hsl": {
    "h": 136.701,
    "s": 59.509,
    "l": 31.961
  },
  "oklch": {
    "l": 0.53517,
    "c": 0.13734,
    "h": 148.4
  },
  "luminance": 0.16615
}

Semantic roles & 50–950 ramp

primary

#21823C

secondary

#B44A97

accent

#45B7E3

background

#F6FAF7

surface

#ECF4ED

border

#C7CEC8

text

#081008

muted

#7A7F7B

Preview Lab

Preview with #21823C

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

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