#21A663#21A663

#21A663 is a light, vivid green. Relative luminance 0.285; OKLCH L 64.1% C 0.149 H 155.1°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#21A663
RGB	rgb(33, 166, 99)
HSL	hsl(150, 67%, 39%)
HSV	hsv(150, 80%, 65%)
CMYK	cmyk(80.1%, 0%, 40.4%, 34.9%)
CIE-LAB	lab(60.33, -50.02, 25.13)
CIE-LCH	lch(60.33, 55.98, 153.33°)
OKLab	oklab(64.1% -0.1347 0.0626)
OKLCH	oklch(64.1% 0.149 155.1)
XYZ	xyz(16.5139, 28.4946, 16.4316)
Luminance	0.2850 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A663 #A62164

analogous

#22A621 #21A663 #21A6A6

triadic

#21A663 #6321A6 #A66321

tetradic

#21A663 #2122A6 #A62164 #A6A621

square

#21A663 #2122A6 #A62164 #A6A621

split-complementary

#21A663 #A621A6 #A62122

monochromatic

#0D4026 #177345 #21A663 #2FD681 #62E0A0

Accessibility & contrast

On white

3.13

#21A663 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.70

#21A663 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A663

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A663	#FFFFFF	#000000	##000000
##21A663	1.00	3.13	6.70	6.70
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.70	21.00	1.00	1.00
##000000	6.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5985E

Deuteranopia (green-blind)

#968D68

Tritanopia (blue-blind)

#00A495

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #21a663;
/* rgb */ color: rgb(33, 166, 99);
/* oklch */ color: oklch(64.1% 0.149 155.1);

Tailwind

colors: {
  custom: {
    50: '#73c190',
    500: '#21a663',
    950: '#000000',
  },
}

SCSS

$custom: #21a663;
$custom-light: #73c190;
$custom-dark: #000000;

JSON

{
  "hex": "#21a663",
  "rgb": {
    "r": 33,
    "g": 166,
    "b": 99
  },
  "hsl": {
    "h": 149.774,
    "s": 66.834,
    "l": 39.02
  },
  "oklch": {
    "l": 0.64101,
    "c": 0.14856,
    "h": 155.1
  },
  "luminance": 0.28497
}

Semantic roles & 50–950 ramp

primary

#21A663

secondary

#C55E92

accent

#3E95EA

background

#F7FCF8

surface

#EEF8F0

border

#C9D1CB

text

#09120C

muted

#7B817D

Preview Lab

Preview with #21A663

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

Preview Lab → · Contrast checker → · Palette generator →