#21A428#21A428

#21A428 is a light, vivid green. Relative luminance 0.270; OKLCH L 62.8% C 0.194 H 143.4°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#21A428
RGB	rgb(33, 164, 40)
HSL	hsl(123, 66%, 39%)
HSV	hsv(123, 80%, 64%)
CMYK	cmyk(79.9%, 0%, 75.6%, 35.7%)
CIE-LAB	lab(59.00, -57.43, 51.26)
CIE-LCH	lch(59.00, 76.98, 138.25°)
OKLab	oklab(62.77% -0.1556 0.1157)
OKLCH	oklch(62.77% 0.194 143.4)
XYZ	xyz(14.2847, 27.0257, 6.4707)
Luminance	0.2703 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A428 #A4219D

analogous

#5BA421 #21A428 #21A469

triadic

#21A428 #2821A4 #A42821

tetradic

#21A428 #215BA4 #A4219D #A46921

square

#21A428 #215BA4 #A4219D #A46921

split-complementary

#21A428 #6921A4 #A4215B

monochromatic

#0C3E0F #17711C #21A428 #2DD536 #60DF67

Accessibility & contrast

On white

3.28

#21A428 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#21A428 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A428

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A428	#FFFFFF	#000000	##000000
##21A428	1.00	3.28	6.41	6.41
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7940E

Deuteranopia (green-blind)

#998A36

Tritanopia (blue-blind)

#009F8C

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #21a428;
/* rgb */ color: rgb(33, 164, 40);
/* oklch */ color: oklch(62.8% 0.194 143.4);

Tailwind

colors: {
  custom: {
    50: '#75c06b',
    500: '#21a428',
    950: '#000000',
  },
}

SCSS

$custom: #21a428;
$custom-light: #75c06b;
$custom-dark: #000000;

JSON

{
  "hex": "#21a428",
  "rgb": {
    "r": 33,
    "g": 164,
    "b": 40
  },
  "hsl": {
    "h": 123.206,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.62774,
    "c": 0.19387,
    "h": 143.4
  },
  "luminance": 0.27027
}

Semantic roles & 50–950 ramp

primary

#21A428

secondary

#C45DBE

accent

#3EE0E9

background

#F7FCF6

surface

#EEF8EC

border

#C9D1C7

text

#0A1207

muted

#7C817A

Preview Lab

Preview with #21A428

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

Preview Lab → · Contrast checker → · Palette generator →