#21B245#21B245

#21B245 is a light, vivid green. Relative luminance 0.326; OKLCH L 66.9% C 0.190 H 146.6°. Best body text is #000000 at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#21B245
RGB	rgb(33, 178, 69)
HSL	hsl(135, 69%, 41%)
HSV	hsv(135, 81%, 70%)
CMYK	cmyk(81.5%, 0%, 61.2%, 30.2%)
CIE-LAB	lab(63.83, -58.99, 44.51)
CIE-LCH	lch(63.83, 73.90, 142.96°)
OKLab	oklab(66.87% -0.1587 0.1047)
OKLCH	oklch(66.87% 0.19 146.6)
XYZ	xyz(17.6204, 32.5916, 10.9912)
Luminance	0.3259 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B245 #B2218E

analogous

#45B221 #21B245 #21B28E

triadic

#21B245 #4521B2 #B24521

tetradic

#21B245 #2145B2 #B2218E #B28E21

square

#21B245 #2145B2 #B2218E #B28E21

split-complementary

#21B245 #8E21B2 #B22145

monochromatic

#0E4B1D #177E31 #21B245 #36DA5F #6AE388

Accessibility & contrast

On white

2.79

#21B245 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.52

#21B245 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B245

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B245	#FFFFFF	#000000	##000000
##21B245	1.00	2.79	7.52	7.52
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.52	21.00	1.00	1.00
##000000	7.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A139

Deuteranopia (green-blind)

#A5964E

Tritanopia (blue-blind)

#00AE9B

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #21b245;
/* rgb */ color: rgb(33, 178, 69);
/* oklch */ color: oklch(66.9% 0.190 146.6);

Tailwind

colors: {
  custom: {
    50: '#77ca7c',
    500: '#21b245',
    950: '#000000',
  },
}

SCSS

$custom: #21b245;
$custom-light: #77ca7c;
$custom-dark: #000000;

JSON

{
  "hex": "#21b245",
  "rgb": {
    "r": 33,
    "g": 178,
    "b": 69
  },
  "hsl": {
    "h": 134.897,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.66866,
    "c": 0.19009,
    "h": 146.6
  },
  "luminance": 0.32594
}

Semantic roles & 50–950 ramp

primary

#21B245

secondary

#C966B0

accent

#3CC0EC

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0A130A

muted

#7C827C

Preview Lab

Preview with #21B245

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

Preview Lab → · Contrast checker → · Palette generator →