#288B6A#288B6A

#288B6A is a mid, moderate teal. Relative luminance 0.200; OKLCH L 57.1% C 0.104 H 166.4°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#288B6A
RGB	rgb(40, 139, 106)
HSL	hsl(160, 55%, 35%)
HSV	hsv(160, 71%, 55%)
CMYK	cmyk(71.2%, 0%, 23.7%, 45.5%)
CIE-LAB	lab(51.79, -36.51, 9.57)
CIE-LCH	lch(51.79, 37.75, 165.31°)
OKLab	oklab(57.15% -0.101 0.0245)
OKLCH	oklch(57.15% 0.104 166.4)
XYZ	xyz(12.7078, 19.9555, 16.8149)
Luminance	0.1996 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288B6A #8B2849

analogous

#288B39 #288B6A #287A8B

triadic

#288B6A #6A288B #8B6A28

tetradic

#288B6A #39288B #8B2849 #7A8B28

square

#288B6A #39288B #8B2849 #7A8B28

split-complementary

#288B6A #8B287A #8B3928

monochromatic

#0D2C22 #1A5B46 #288B6A #36BB8E #5DD0AA

Accessibility & contrast

On white

4.21

#288B6A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.99

#288B6A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288B6A

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288B6A	#FFFFFF	#000000	##000000
##288B6A	1.00	4.21	4.99	4.99
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.99	21.00	1.00	1.00
##000000	4.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#888168

Deuteranopia (green-blind)

#7B786C

Tritanopia (blue-blind)

#008B82

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #288b6a;
/* rgb */ color: rgb(40, 139, 106);
/* oklch */ color: oklch(57.1% 0.104 166.4);

Tailwind

colors: {
  custom: {
    50: '#70ad94',
    500: '#288b6a',
    950: '#000000',
  },
}

SCSS

$custom: #288b6a;
$custom-light: #70ad94;
$custom-dark: #000000;

JSON

{
  "hex": "#288b6a",
  "rgb": {
    "r": 40,
    "g": 139,
    "b": 106
  },
  "hsl": {
    "h": 160,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.5715,
    "c": 0.10394,
    "h": 166.4
  },
  "luminance": 0.19957
}

Semantic roles & 50–950 ramp

primary

#288B6A

secondary

#B65978

accent

#497BDF

background

#F7FAF9

surface

#EDF4F1

border

#C8CECB

text

#08100D

muted

#7B7F7E

Preview Lab

Preview with #288B6A

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

Preview Lab → · Contrast checker → · Palette generator →