#28B439#28B439

#28B439 is a light, vivid green. Relative luminance 0.334; OKLCH L 67.4% C 0.200 H 144.4°. Best body text is #000000 at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#28B439
RGB	rgb(40, 180, 57)
HSL	hsl(127, 64%, 43%)
HSV	hsv(127, 78%, 71%)
CMYK	cmyk(77.8%, 0%, 68.3%, 29.4%)
CIE-LAB	lab(64.47, -60.09, 50.45)
CIE-LCH	lch(64.47, 78.46, 139.98°)
OKLab	oklab(67.4% -0.1623 0.1161)
OKLCH	oklch(67.4% 0.2 144.4)
XYZ	xyz(17.9336, 33.3869, 9.3693)
Luminance	0.3339 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B439 #B428A3

analogous

#5DB428 #28B439 #28B47F

triadic

#28B439 #3928B4 #B43928

tetradic

#28B439 #285DB4 #B428A3 #B47F28

square

#28B439 #285DB4 #B428A3 #B47F28

split-complementary

#28B439 #7F28B4 #B4285D

monochromatic

#125019 #1D8229 #28B439 #44D555 #76E183

Accessibility & contrast

On white

2.74

#28B439 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.68

#28B439 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B439

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B439	#FFFFFF	#000000	##000000
##28B439	1.00	2.74	7.68	7.68
#FFFFFF	2.74	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)

#B7A328

Deuteranopia (green-blind)

#A89845

Tritanopia (blue-blind)

#00AF9B

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #28b439;
/* rgb */ color: rgb(40, 180, 57);
/* oklch */ color: oklch(67.4% 0.200 144.4);

Tailwind

colors: {
  custom: {
    50: '#7acc75',
    500: '#28b439',
    950: '#000000',
  },
}

SCSS

$custom: #28b439;
$custom-light: #7acc75;
$custom-dark: #000000;

JSON

{
  "hex": "#28b439",
  "rgb": {
    "r": 40,
    "g": 180,
    "b": 57
  },
  "hsl": {
    "h": 127.286,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.67396,
    "c": 0.19957,
    "h": 144.4
  },
  "luminance": 0.33389
}

Semantic roles & 50–950 ramp

primary

#28B439

secondary

#C870BD

accent

#41D3E7

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #28B439

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

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