#288C7D#288C7D

#288C7D is a mid, moderate teal. Relative luminance 0.207; OKLCH L 58.0% C 0.093 H 180.7°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#288C7D
RGB	rgb(40, 140, 125)
HSL	hsl(171, 56%, 35%)
HSV	hsv(171, 71%, 55%)
CMYK	cmyk(71.4%, 0%, 10.7%, 45.1%)
CIE-LAB	lab(52.60, -31.95, -0.23)
CIE-LCH	lch(52.60, 31.95, 180.41°)
OKLab	oklab(57.98% -0.0927 -0.0011)
OKLCH	oklch(57.98% 0.093 180.7)
XYZ	xyz(13.9530, 20.6863, 22.6556)
Luminance	0.2069 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C7D #8C2837

analogous

#288C4B #288C7D #28698C

triadic

#288C7D #7D288C #8C7D28

tetradic

#288C7D #4B288C #8C2837 #698C28

square

#288C7D #4B288C #8C2837 #698C28

split-complementary

#288C7D #8C2869 #8C4B28

monochromatic

#0D2D28 #1A5C52 #288C7D #36BCA7 #5ED1C0

Accessibility & contrast

On white

4.09

#288C7D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#288C7D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C7D

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C7D	#FFFFFF	#000000	##000000
##288C7D	1.00	4.09	5.14	5.14
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#86847C

Deuteranopia (green-blind)

#78797E

Tritanopia (blue-blind)

#008F87

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #288c7d;
/* rgb */ color: rgb(40, 140, 125);
/* oklch */ color: oklch(58.0% 0.093 180.7);

Tailwind

colors: {
  custom: {
    50: '#71aea2',
    500: '#288c7d',
    950: '#000000',
  },
}

SCSS

$custom: #288c7d;
$custom-light: #71aea2;
$custom-dark: #000000;

JSON

{
  "hex": "#288c7d",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 125
  },
  "hsl": {
    "h": 171,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.57981,
    "c": 0.0927,
    "h": 180.7
  },
  "luminance": 0.20688
}

Semantic roles & 50–950 ramp

primary

#288C7D

secondary

#B65A67

accent

#495FDF

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#09100F

muted

#7B7F7E

Preview Lab

Preview with #288C7D

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

Preview Lab → · Contrast checker → · Palette generator →