#21A538#21A538

#21A538 is a light, vivid green. Relative luminance 0.275; OKLCH L 63.2% C 0.185 H 145.2°. Best body text is #000000 at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#21A538
RGB	rgb(33, 165, 56)
HSL	hsl(130, 67%, 39%)
HSV	hsv(130, 80%, 65%)
CMYK	cmyk(80%, 0%, 66.1%, 35.3%)
CIE-LAB	lab(59.45, -56.25, 45.38)
CIE-LCH	lch(59.45, 72.27, 141.11°)
OKLab	oklab(63.19% -0.1517 0.1053)
OKLCH	oklch(63.19% 0.185 145.2)
XYZ	xyz(14.7951, 27.5173, 8.2722)
Luminance	0.2752 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A538 #A5218E

analogous

#4CA521 #21A538 #21A57A

triadic

#21A538 #3821A5 #A53821

tetradic

#21A538 #214CA5 #A5218E #A57A21

square

#21A538 #214CA5 #A5218E #A57A21

split-complementary

#21A538 #7A21A5 #A5214C

monochromatic

#0D3F15 #177227 #21A538 #2ED54B #61DF77

Accessibility & contrast

On white

3.23

#21A538 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.50

#21A538 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A538

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A538	#FFFFFF	#000000	##000000
##21A538	1.00	3.23	6.50	6.50
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.50	21.00	1.00	1.00
##000000	6.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8952A

Deuteranopia (green-blind)

#998B42

Tritanopia (blue-blind)

#00A18E

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #21a538;
/* rgb */ color: rgb(33, 165, 56);
/* oklch */ color: oklch(63.2% 0.185 145.2);

Tailwind

colors: {
  custom: {
    50: '#74c173',
    500: '#21a538',
    950: '#000000',
  },
}

SCSS

$custom: #21a538;
$custom-light: #74c173;
$custom-dark: #000000;

JSON

{
  "hex": "#21a538",
  "rgb": {
    "r": 33,
    "g": 165,
    "b": 56
  },
  "hsl": {
    "h": 130.455,
    "s": 66.667,
    "l": 38.824
  },
  "oklch": {
    "l": 0.63189,
    "c": 0.18464,
    "h": 145.2
  },
  "luminance": 0.27519
}

Semantic roles & 50–950 ramp

primary

#21A538

secondary

#C45EB2

accent

#3ECCEA

background

#F7FCF7

surface

#EEF8ED

border

#C9D1C8

text

#0A1208

muted

#7C817B

Preview Lab

Preview with #21A538

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

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