#28B531#28B531

#28B531 is a light, highly saturated green. Relative luminance 0.337; OKLCH L 67.6% C 0.206 H 143.6°. Best body text is #000000 at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#28B531
RGB	rgb(40, 181, 49)
HSL	hsl(124, 64%, 43%)
HSV	hsv(124, 78%, 71%)
CMYK	cmyk(77.9%, 0%, 72.9%, 29%)
CIE-LAB	lab(64.74, -61.13, 53.84)
CIE-LCH	lch(64.74, 81.46, 138.63°)
OKLab	oklab(67.6% -0.1655 0.1222)
OKLCH	oklch(67.6% 0.206 143.6)
XYZ	xyz(17.9521, 33.7185, 8.4673)
Luminance	0.3372 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B531 #B528AC

analogous

#65B528 #28B531 #28B577

triadic

#28B531 #3128B5 #B53128

tetradic

#28B531 #2865B5 #B528AC #B57728

square

#28B531 #2865B5 #B528AC #B57728

split-complementary

#28B531 #7728B5 #B52865

monochromatic

#125116 #1D8323 #28B531 #44D64E #77E17D

Accessibility & contrast

On white

2.71

#28B531 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.74

#28B531 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B531

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B531	#FFFFFF	#000000	##000000
##28B531	1.00	2.71	7.74	7.74
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.74	21.00	1.00	1.00
##000000	7.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A419

Deuteranopia (green-blind)

#A9993F

Tritanopia (blue-blind)

#00B09B

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #28b531;
/* rgb */ color: rgb(40, 181, 49);
/* oklch */ color: oklch(67.6% 0.206 143.6);

Tailwind

colors: {
  custom: {
    50: '#7bcc71',
    500: '#28b531',
    950: '#000000',
  },
}

SCSS

$custom: #28b531;
$custom-light: #7bcc71;
$custom-dark: #000000;

JSON

{
  "hex": "#28b531",
  "rgb": {
    "r": 40,
    "g": 181,
    "b": 49
  },
  "hsl": {
    "h": 123.83,
    "s": 63.801,
    "l": 43.333
  },
  "oklch": {
    "l": 0.67598,
    "c": 0.20575,
    "h": 143.6
  },
  "luminance": 0.33721
}

Semantic roles & 50–950 ramp

primary

#28B531

secondary

#C870C3

accent

#41DCE7

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1408

muted

#7C827B

Preview Lab

Preview with #28B531

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

Preview Lab → · Contrast checker → · Palette generator →