#21A648#21A648

#21A648 is a light, vivid green. Relative luminance 0.281; OKLCH L 63.7% C 0.173 H 147.9°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#21A648
RGB	rgb(33, 166, 72)
HSL	hsl(138, 67%, 39%)
HSV	hsv(138, 80%, 65%)
CMYK	cmyk(80.1%, 0%, 56.6%, 34.9%)
CIE-LAB	lab(59.94, -54.58, 38.55)
CIE-LCH	lch(59.94, 66.82, 144.76°)
OKLab	oklab(63.65% -0.1466 0.092)
OKLCH	oklch(63.65% 0.173 147.9)
XYZ	xyz(15.4319, 28.0618, 10.7328)
Luminance	0.2806 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A648 #A6217F

analogous

#3DA621 #21A648 #21A68B

triadic

#21A648 #4821A6 #A64821

tetradic

#21A648 #213DA6 #A6217F #A68B21

square

#21A648 #213DA6 #A6217F #A68B21

split-complementary

#21A648 #8B21A6 #A6213D

monochromatic

#0D401C #177332 #21A648 #2FD660 #62E087

Accessibility & contrast

On white

3.18

#21A648 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#21A648 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A648

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A648	#FFFFFF	#000000	##000000
##21A648	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8973F

Deuteranopia (green-blind)

#998C4F

Tritanopia (blue-blind)

#00A291

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #21a648;
/* rgb */ color: rgb(33, 166, 72);
/* oklch */ color: oklch(63.7% 0.173 147.9);

Tailwind

colors: {
  custom: {
    50: '#74c27d',
    500: '#21a648',
    950: '#000000',
  },
}

SCSS

$custom: #21a648;
$custom-light: #74c27d;
$custom-dark: #000000;

JSON

{
  "hex": "#21a648",
  "rgb": {
    "r": 33,
    "g": 166,
    "b": 72
  },
  "hsl": {
    "h": 137.594,
    "s": 66.834,
    "l": 39.02
  },
  "oklch": {
    "l": 0.63653,
    "c": 0.17311,
    "h": 147.9
  },
  "luminance": 0.28064
}

Semantic roles & 50–950 ramp

primary

#21A648

secondary

#C55EA7

accent

#3EB7EA

background

#F7FCF7

surface

#EEF8EE

border

#C9D1C9

text

#0A120A

muted

#7C817C

Preview Lab

Preview with #21A648

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

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