#288C64#288C64

#288C64 is a mid, moderate teal. Relative luminance 0.201; OKLCH L 57.3% C 0.110 H 162.2°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#288C64
RGB	rgb(40, 140, 100)
HSL	hsl(156, 56%, 35%)
HSV	hsv(156, 71%, 55%)
CMYK	cmyk(71.4%, 0%, 28.6%, 45.1%)
CIE-LAB	lab(51.98, -38.39, 13.28)
CIE-LCH	lch(51.98, 40.62, 160.92°)
OKLab	oklab(57.26% -0.1051 0.0338)
OKLCH	oklch(57.26% 0.11 162.2)
XYZ	xyz(12.5521, 20.1260, 15.2773)
Luminance	0.2013 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C64 #8C2850

analogous

#288C32 #288C64 #28828C

triadic

#288C64 #64288C #8C6428

tetradic

#288C64 #32288C #8C2850 #828C28

square

#288C64 #32288C #8C2850 #828C28

split-complementary

#288C64 #8C2882 #8C3228

monochromatic

#0D2D20 #1A5C42 #288C64 #36BC86 #5ED1A3

Accessibility & contrast

On white

4.18

#288C64 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#288C64 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C64

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C64	#FFFFFF	#000000	##000000
##288C64	1.00	4.18	5.03	5.03
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A8162

Deuteranopia (green-blind)

#7D7867

Tritanopia (blue-blind)

#008C81

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #288c64;
/* rgb */ color: rgb(40, 140, 100);
/* oklch */ color: oklch(57.3% 0.110 162.2);

Tailwind

colors: {
  custom: {
    50: '#70ae90',
    500: '#288c64',
    950: '#000000',
  },
}

SCSS

$custom: #288c64;
$custom-light: #70ae90;
$custom-dark: #000000;

JSON

{
  "hex": "#288c64",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 100
  },
  "hsl": {
    "h": 156,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.57263,
    "c": 0.1104,
    "h": 162.2
  },
  "luminance": 0.20127
}

Semantic roles & 50–950 ramp

primary

#288C64

secondary

#B65A7F

accent

#4985DF

background

#F7FAF8

surface

#EDF4F0

border

#C8CECB

text

#08100C

muted

#7B7F7D

Preview Lab

Preview with #288C64

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

Preview Lab → · Contrast checker → · Palette generator →