#288A50#288A50

#288A50 is a mid, vivid green. Relative luminance 0.192; OKLCH L 56.3% C 0.127 H 153.0°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#288A50
RGB	rgb(40, 138, 80)
HSL	hsl(144, 55%, 35%)
HSV	hsv(144, 71%, 54%)
CMYK	cmyk(71%, 0%, 42%, 45.9%)
CIE-LAB	lab(50.93, -41.82, 23.12)
CIE-LCH	lch(50.93, 47.79, 151.07°)
OKLab	oklab(56.27% -0.1128 0.0574)
OKLCH	oklch(56.27% 0.127 153)
XYZ	xyz(11.4105, 19.2060, 10.6936)
Luminance	0.1921 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288A50 #8A2862

analogous

#318A28 #288A50 #288A81

triadic

#288A50 #50288A #8A5028

tetradic

#288A50 #28318A #8A2862 #8A8128

square

#288A50 #28318A #8A2862 #8A8128

split-complementary

#288A50 #81288A #8A2831

monochromatic

#0C2B19 #1A5B34 #288A50 #36B96C #5DD08C

Accessibility & contrast

On white

4.34

#288A50 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#288A50 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288A50

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288A50	#FFFFFF	#000000	##000000
##288A50	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7E4C

Deuteranopia (green-blind)

#7E7654

Tritanopia (blue-blind)

#00887C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #288a50;
/* rgb */ color: rgb(40, 138, 80);
/* oklch */ color: oklch(56.3% 0.127 153.0);

Tailwind

colors: {
  custom: {
    50: '#6fad81',
    500: '#288a50',
    950: '#000000',
  },
}

SCSS

$custom: #288a50;
$custom-light: #6fad81;
$custom-dark: #000000;

JSON

{
  "hex": "#288a50",
  "rgb": {
    "r": 40,
    "g": 138,
    "b": 80
  },
  "hsl": {
    "h": 144.49,
    "s": 55.056,
    "l": 34.902
  },
  "oklch": {
    "l": 0.5627,
    "c": 0.12659,
    "h": 153
  },
  "luminance": 0.19207
}

Semantic roles & 50–950 ramp

primary

#288A50

secondary

#B5598F

accent

#49A2DE

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #288A50

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

Preview Lab → · Contrast checker → · Palette generator →