#289B81#289B81

#289B81 is a light, moderate teal. Relative luminance 0.255; OKLCH L 62.0% C 0.107 H 173.8°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#289B81
RGB	rgb(40, 155, 129)
HSL	hsl(166, 59%, 38%)
HSV	hsv(166, 74%, 61%)
CMYK	cmyk(74.2%, 0%, 16.8%, 39.2%)
CIE-LAB	lab(57.54, -37.73, 4.63)
CIE-LCH	lch(57.54, 38.01, 173.00°)
OKLab	oklab(62.04% -0.1066 0.0117)
OKLCH	oklch(62.04% 0.107 173.8)
XYZ	xyz(16.5568, 25.4768, 24.8095)
Luminance	0.2548 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289B81 #9B2842

analogous

#289B48 #289B81 #287B9B

triadic

#289B81 #81289B #9B8128

tetradic

#289B81 #48289B #9B2842 #7B9B28

square

#289B81 #48289B #9B2842 #7B9B28

split-complementary

#289B81 #9B287B #9B4828

monochromatic

#0F3A30 #1B6A59 #289B81 #35CBA9 #66D7BE

Accessibility & contrast

On white

3.44

#289B81 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#289B81 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289B81

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289B81	#FFFFFF	#000000	##000000
##289B81	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#969180

Deuteranopia (green-blind)

#868683

Tritanopia (blue-blind)

#009D93

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #289b81;
/* rgb */ color: rgb(40, 155, 129);
/* oklch */ color: oklch(62.0% 0.107 173.8);

Tailwind

colors: {
  custom: {
    50: '#74b9a5',
    500: '#289b81',
    950: '#000000',
  },
}

SCSS

$custom: #289b81;
$custom-light: #74b9a5;
$custom-dark: #000000;

JSON

{
  "hex": "#289b81",
  "rgb": {
    "r": 40,
    "g": 155,
    "b": 129
  },
  "hsl": {
    "h": 166.435,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.62045,
    "c": 0.10724,
    "h": 173.8
  },
  "luminance": 0.25479
}

Semantic roles & 50–950 ramp

primary

#289B81

secondary

#BD6176

accent

#4669E2

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#09110F

muted

#7B807F

Preview Lab

Preview with #289B81

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

Preview Lab → · Contrast checker → · Palette generator →