#28A551#28A551

#28A551 is a light, vivid green. Relative luminance 0.280; OKLCH L 63.6% C 0.162 H 149.5°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#28A551
RGB	rgb(40, 165, 81)
HSL	hsl(140, 61%, 40%)
HSV	hsv(140, 76%, 65%)
CMYK	cmyk(75.8%, 0%, 50.9%, 35.3%)
CIE-LAB	lab(59.85, -51.92, 33.97)
CIE-LCH	lch(59.85, 62.05, 146.80°)
OKLab	oklab(63.64% -0.1396 0.0824)
OKLCH	oklch(63.64% 0.162 149.5)
XYZ	xyz(15.8141, 27.9536, 12.3451)
Luminance	0.2796 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28A551 #A5287C

analogous

#3DA528 #28A551 #28A58F

triadic

#28A551 #5128A5 #A55128

tetradic

#28A551 #283DA5 #A5287C #A58F28

square

#28A551 #283DA5 #A5287C #A58F28

split-complementary

#28A551 #8F28A5 #A5283D

monochromatic

#104221 #1C7439 #28A551 #3BCF6C #6CDB91

Accessibility & contrast

On white

3.19

#28A551 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#28A551 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #28A551

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28A551	#FFFFFF	#000000	##000000
##28A551	1.00	3.19	6.59	6.59
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6964A

Deuteranopia (green-blind)

#988C57

Tritanopia (blue-blind)

#00A291

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #28a551;
/* rgb */ color: rgb(40, 165, 81);
/* oklch */ color: oklch(63.6% 0.162 149.5);

Tailwind

colors: {
  custom: {
    50: '#76c183',
    500: '#28a551',
    950: '#000000',
  },
}

SCSS

$custom: #28a551;
$custom-light: #76c183;
$custom-dark: #000000;

JSON

{
  "hex": "#28a551",
  "rgb": {
    "r": 40,
    "g": 165,
    "b": 81
  },
  "hsl": {
    "h": 139.68,
    "s": 60.976,
    "l": 40.196
  },
  "oklch": {
    "l": 0.63642,
    "c": 0.16206,
    "h": 149.5
  },
  "luminance": 0.27955
}

Semantic roles & 50–950 ramp

primary

#28A551

secondary

#C267A4

accent

#44AFE4

background

#F7FCF8

surface

#EEF8EF

border

#C9D1CA

text

#0A120B

muted

#7C817C

Preview Lab

Preview with #28A551

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

Preview Lab → · Contrast checker → · Palette generator →