#28B231#28B231

#28B231 is a light, highly saturated green. Relative luminance 0.325; OKLCH L 66.8% C 0.202 H 143.6°. Best body text is #000000 at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#28B231
RGB	rgb(40, 178, 49)
HSL	hsl(124, 63%, 43%)
HSV	hsv(124, 78%, 70%)
CMYK	cmyk(77.5%, 0%, 72.5%, 30.2%)
CIE-LAB	lab(63.76, -60.18, 52.84)
CIE-LCH	lch(63.76, 80.09, 138.72°)
OKLab	oklab(66.79% -0.163 0.1201)
OKLCH	oklch(66.79% 0.202 143.6)
XYZ	xyz(17.3487, 32.5116, 8.2662)
Luminance	0.3251 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B231 #B228A9

analogous

#64B228 #28B231 #28B276

triadic

#28B231 #3128B2 #B23128

tetradic

#28B231 #2864B2 #B228A9 #B27628

square

#28B231 #2864B2 #B228A9 #B27628

split-complementary

#28B231 #7628B2 #B22864

monochromatic

#124E15 #1D8023 #28B231 #43D54C #75E07C

Accessibility & contrast

On white

2.80

#28B231 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.50

#28B231 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B231

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B231	#FFFFFF	#000000	##000000
##28B231	1.00	2.80	7.50	7.50
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.50	21.00	1.00	1.00
##000000	7.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A11B

Deuteranopia (green-blind)

#A7963E

Tritanopia (blue-blind)

#00AD99

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #28b231;
/* rgb */ color: rgb(40, 178, 49);
/* oklch */ color: oklch(66.8% 0.202 143.6);

Tailwind

colors: {
  custom: {
    50: '#7aca71',
    500: '#28b231',
    950: '#000000',
  },
}

SCSS

$custom: #28b231;
$custom-light: #7aca71;
$custom-dark: #000000;

JSON

{
  "hex": "#28b231",
  "rgb": {
    "r": 40,
    "g": 178,
    "b": 49
  },
  "hsl": {
    "h": 123.913,
    "s": 63.303,
    "l": 42.745
  },
  "oklch": {
    "l": 0.66787,
    "c": 0.20243,
    "h": 143.6
  },
  "luminance": 0.32514
}

Semantic roles & 50–950 ramp

primary

#28B231

secondary

#C76FC1

accent

#41DCE6

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #28B231

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

Preview Lab → · Contrast checker → · Palette generator →