#288C5E#288C5E

#288C5E is a mid, moderate teal. Relative luminance 0.200; OKLCH L 57.1% C 0.116 H 158.9°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#288C5E
RGB	rgb(40, 140, 94)
HSL	hsl(152, 56%, 35%)
HSV	hsv(152, 71%, 55%)
CMYK	cmyk(71.4%, 0%, 32.9%, 45.1%)
CIE-LAB	lab(51.85, -39.75, 16.52)
CIE-LCH	lch(51.85, 43.05, 157.44°)
OKLab	oklab(57.12% -0.1081 0.0418)
OKLCH	oklch(57.12% 0.116 158.9)
XYZ	xyz(12.2723, 20.0141, 13.8038)
Luminance	0.2001 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C5E #8C2856

analogous

#288C2C #288C5E #28888C

triadic

#288C5E #5E288C #8C5E28

tetradic

#288C5E #2C288C #8C2856 #888C28

square

#288C5E #2C288C #8C2856 #888C28

split-complementary

#288C5E #8C2888 #8C2C28

monochromatic

#0D2D1E #1A5C3E #288C5E #36BC7E #5ED19C

Accessibility & contrast

On white

4.20

#288C5E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#288C5E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C5E

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C5E	#FFFFFF	#000000	##000000
##288C5E	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B815B

Deuteranopia (green-blind)

#7E7861

Tritanopia (blue-blind)

#008B80

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #288c5e;
/* rgb */ color: rgb(40, 140, 94);
/* oklch */ color: oklch(57.1% 0.116 158.9);

Tailwind

colors: {
  custom: {
    50: '#70ae8c',
    500: '#288c5e',
    950: '#000000',
  },
}

SCSS

$custom: #288c5e;
$custom-light: #70ae8c;
$custom-dark: #000000;

JSON

{
  "hex": "#288c5e",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 94
  },
  "hsl": {
    "h": 152.4,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.57118,
    "c": 0.11589,
    "h": 158.9
  },
  "luminance": 0.20015
}

Semantic roles & 50–950 ramp

primary

#288C5E

secondary

#B65A84

accent

#498EDF

background

#F7FAF8

surface

#EDF4F0

border

#C8CECB

text

#08100C

muted

#7B7F7D

Preview Lab

Preview with #288C5E

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

Preview Lab → · Contrast checker → · Palette generator →