#288C8C#288C8C

#288C8C is a mid, moderate teal. Relative luminance 0.211; OKLCH L 58.5% C 0.089 H 195.0°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#288C8C
RGB	rgb(40, 140, 140)
HSL	hsl(180, 56%, 35%)
HSV	hsv(180, 71%, 55%)
CMYK	cmyk(71.4%, 0%, 0%, 45.1%)
CIE-LAB	lab(53.06, -27.55, -8.25)
CIE-LCH	lch(53.06, 28.76, 196.67°)
OKLab	oklab(58.5% -0.0856 -0.0229)
OKLCH	oklch(58.5% 0.089 195)
XYZ	xyz(14.9846, 21.0990, 28.0886)
Luminance	0.2110 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C8C #8C2828

analogous

#288C5A #288C8C #285A8C

triadic

#288C8C #8C288C #8C8C28

tetradic

#288C8C #5A288C #8C2828 #5A8C28

square

#288C8C #5A288C #8C2828 #5A8C28

split-complementary

#288C8C #8C285A #8C5A28

monochromatic

#0D2D2D #1A5C5C #288C8C #36BCBC #5ED1D1

Accessibility & contrast

On white

4.02

#288C8C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#288C8C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C8C

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C8C	#FFFFFF	#000000	##000000
##288C8C	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#83858C

Deuteranopia (green-blind)

#747A8D

Tritanopia (blue-blind)

#00918C

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #288c8c;
/* rgb */ color: rgb(40, 140, 140);
/* oklch */ color: oklch(58.5% 0.089 195.0);

Tailwind

colors: {
  custom: {
    50: '#72aead',
    500: '#288c8c',
    950: '#000000',
  },
}

SCSS

$custom: #288c8c;
$custom-light: #72aead;
$custom-dark: #000000;

JSON

{
  "hex": "#288c8c",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 140
  },
  "hsl": {
    "h": 180,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.585,
    "c": 0.08859,
    "h": 195
  },
  "luminance": 0.21101
}

Semantic roles & 50–950 ramp

primary

#288C8C

secondary

#B65A5A

accent

#4949DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #288C8C

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

Preview Lab → · Contrast checker → · Palette generator →