#21A633#21A633

#21A633 is a light, vivid green. Relative luminance 0.278; OKLCH L 63.4% C 0.189 H 144.5°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#21A633
RGB	rgb(33, 166, 51)
HSL	hsl(128, 67%, 39%)
HSV	hsv(128, 80%, 65%)
CMYK	cmyk(80.1%, 0%, 69.3%, 34.9%)
CIE-LAB	lab(59.74, -57.10, 47.80)
CIE-LCH	lch(59.74, 74.47, 140.06°)
OKLab	oklab(63.41% -0.1542 0.1098)
OKLCH	oklch(63.41% 0.189 144.5)
XYZ	xyz(14.8599, 27.8330, 7.7205)
Luminance	0.2783 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A633 #A62194

analogous

#52A621 #21A633 #21A676

triadic

#21A633 #3321A6 #A63321

tetradic

#21A633 #2152A6 #A62194 #A67621

square

#21A633 #2152A6 #A62194 #A67621

split-complementary

#21A633 #7621A6 #A62152

monochromatic

#0D4014 #177323 #21A633 #2FD645 #62E073

Accessibility & contrast

On white

3.20

#21A633 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#21A633 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A633

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A633	#FFFFFF	#000000	##000000
##21A633	1.00	3.20	6.57	6.57
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A99623

Deuteranopia (green-blind)

#9B8C3E

Tritanopia (blue-blind)

#00A18F

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #21a633;
/* rgb */ color: rgb(33, 166, 51);
/* oklch */ color: oklch(63.4% 0.189 144.5);

Tailwind

colors: {
  custom: {
    50: '#75c271',
    500: '#21a633',
    950: '#000000',
  },
}

SCSS

$custom: #21a633;
$custom-light: #75c271;
$custom-dark: #000000;

JSON

{
  "hex": "#21a633",
  "rgb": {
    "r": 33,
    "g": 166,
    "b": 51
  },
  "hsl": {
    "h": 128.12,
    "s": 66.834,
    "l": 39.02
  },
  "oklch": {
    "l": 0.63414,
    "c": 0.1893,
    "h": 144.5
  },
  "luminance": 0.27835
}

Semantic roles & 50–950 ramp

primary

#21A633

secondary

#C55EB7

accent

#3ED3EA

background

#F7FCF7

surface

#EEF8ED

border

#C9D1C8

text

#0A1208

muted

#7C817B

Preview Lab

Preview with #21A633

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

Preview Lab → · Contrast checker → · Palette generator →