#288539#288539

#288539 is a mid, vivid green. Relative luminance 0.175; OKLCH L 54.5% C 0.142 H 146.4°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#288539
RGB	rgb(40, 133, 57)
HSL	hsl(131, 54%, 34%)
HSV	hsv(131, 70%, 52%)
CMYK	cmyk(69.9%, 0%, 57.1%, 47.8%)
CIE-LAB	lab(48.91, -43.74, 32.86)
CIE-LCH	lch(48.91, 54.70, 143.08°)
OKLab	oklab(54.49% -0.118 0.0784)
OKLCH	oklch(54.49% 0.142 146.4)
XYZ	xyz(10.0004, 17.5205, 6.7249)
Luminance	0.1752 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288539 #852874

analogous

#468528 #288539 #288568

triadic

#288539 #392885 #853928

tetradic

#288539 #284685 #852874 #856828

square

#288539 #284685 #852874 #856828

split-complementary

#288539 #682885 #852846

monochromatic

#0C2711 #1A5625 #288539 #36B44D #5ACD6F

Accessibility & contrast

On white

4.66

#288539 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#288539 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #288539

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288539	#FFFFFF	#000000	##FFFFFF
##288539	1.00	4.66	4.50	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#877932

Deuteranopia (green-blind)

#7C713F

Tritanopia (blue-blind)

#048274

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #288539;
/* rgb */ color: rgb(40, 133, 57);
/* oklch */ color: oklch(54.5% 0.142 146.4);

Tailwind

colors: {
  custom: {
    50: '#6fa971',
    500: '#288539',
    950: '#000000',
  },
}

SCSS

$custom: #288539;
$custom-light: #6fa971;
$custom-dark: #000000;

JSON

{
  "hex": "#288539",
  "rgb": {
    "r": 40,
    "g": 133,
    "b": 57
  },
  "hsl": {
    "h": 130.968,
    "s": 53.757,
    "l": 33.922
  },
  "oklch": {
    "l": 0.54493,
    "c": 0.1417,
    "h": 146.4
  },
  "luminance": 0.17522
}

Semantic roles & 50–950 ramp

primary

#288539

secondary

#B356A2

accent

#4BC2DD

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #288539

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

Preview Lab → · Contrast checker → · Palette generator →