#288E58#288E58

#288E58 is a mid, vivid green. Relative luminance 0.205; OKLCH L 57.5% C 0.124 H 155.5°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#288E58
RGB	rgb(40, 142, 88)
HSL	hsl(148, 56%, 36%)
HSV	hsv(148, 72%, 56%)
CMYK	cmyk(71.8%, 0%, 38%, 44.3%)
CIE-LAB	lab(52.40, -41.86, 20.62)
CIE-LCH	lch(52.40, 46.66, 153.77°)
OKLab	oklab(57.53% -0.1132 0.0517)
OKLCH	oklch(57.53% 0.124 155.5)
XYZ	xyz(12.3084, 20.5003, 12.5389)
Luminance	0.2050 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288E58 #8E285E

analogous

#2B8E28 #288E58 #288E8B

triadic

#288E58 #58288E #8E5828

tetradic

#288E58 #282B8E #8E285E #8E8B28

square

#288E58 #282B8E #8E285E #8E8B28

split-complementary

#288E58 #8B288E #8E282B

monochromatic

#0D2F1D #1B5E3A #288E58 #35BE76 #5FD295

Accessibility & contrast

On white

4.12

#288E58 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#288E58 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288E58

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288E58	#FFFFFF	#000000	##000000
##288E58	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D8254

Deuteranopia (green-blind)

#81795C

Tritanopia (blue-blind)

#008D80

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #288e58;
/* rgb */ color: rgb(40, 142, 88);
/* oklch */ color: oklch(57.5% 0.124 155.5);

Tailwind

colors: {
  custom: {
    50: '#70b087',
    500: '#288e58',
    950: '#000000',
  },
}

SCSS

$custom: #288e58;
$custom-light: #70b087;
$custom-dark: #000000;

JSON

{
  "hex": "#288e58",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 88
  },
  "hsl": {
    "h": 148.235,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.57528,
    "c": 0.1244,
    "h": 155.5
  },
  "luminance": 0.20502
}

Semantic roles & 50–950 ramp

primary

#288E58

secondary

#B75B8C

accent

#4898DF

background

#F7FAF8

surface

#EDF5EF

border

#C8CFCA

text

#08100B

muted

#7B7F7C

Preview Lab

Preview with #288E58

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

Preview Lab → · Contrast checker → · Palette generator →