#21B445#21B445

#21B445 is a light, vivid green. Relative luminance 0.334; OKLCH L 67.4% C 0.192 H 146.5°. Best body text is #000000 at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#21B445
RGB	rgb(33, 180, 69)
HSL	hsl(135, 69%, 42%)
HSV	hsv(135, 82%, 71%)
CMYK	cmyk(81.7%, 0%, 61.7%, 29.4%)
CIE-LAB	lab(64.48, -59.64, 45.26)
CIE-LCH	lch(64.48, 74.87, 142.81°)
OKLab	oklab(67.41% -0.1604 0.1063)
OKLCH	oklch(67.41% 0.192 146.5)
XYZ	xyz(18.0213, 33.3933, 11.1248)
Luminance	0.3340 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B445 #B42190

analogous

#47B421 #21B445 #21B48F

triadic

#21B445 #4521B4 #B44521

tetradic

#21B445 #2147B4 #B42190 #B48F21

square

#21B445 #2147B4 #B42190 #B48F21

split-complementary

#21B445 #8F21B4 #B42147

monochromatic

#0E4D1D #188031 #21B445 #38DA60 #6BE489

Accessibility & contrast

On white

2.73

#21B445 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.68

#21B445 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B445

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B445	#FFFFFF	#000000	##000000
##21B445	1.00	2.73	7.68	7.68
#FFFFFF	2.73	1.00	21.00	21.00
#000000	7.68	21.00	1.00	1.00
##000000	7.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A339

Deuteranopia (green-blind)

#A7984E

Tritanopia (blue-blind)

#00B09C

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #21b445;
/* rgb */ color: rgb(33, 180, 69);
/* oklch */ color: oklch(67.4% 0.192 146.5);

Tailwind

colors: {
  custom: {
    50: '#78cc7d',
    500: '#21b445',
    950: '#000000',
  },
}

SCSS

$custom: #21b445;
$custom-light: #78cc7d;
$custom-dark: #000000;

JSON

{
  "hex": "#21b445",
  "rgb": {
    "r": 33,
    "g": 180,
    "b": 69
  },
  "hsl": {
    "h": 134.694,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.67405,
    "c": 0.19244,
    "h": 146.5
  },
  "luminance": 0.33396
}

Semantic roles & 50–950 ramp

primary

#21B445

secondary

#CA67B2

accent

#3CC1EC

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #21B445

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

Preview Lab → · Contrast checker → · Palette generator →