#289B8A#289B8A

#289B8A is a light, moderate teal. Relative luminance 0.257; OKLCH L 62.3% C 0.102 H 180.5°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#289B8A
RGB	rgb(40, 155, 138)
HSL	hsl(171, 59%, 38%)
HSV	hsv(171, 74%, 61%)
CMYK	cmyk(74.2%, 0%, 11%, 39.2%)
CIE-LAB	lab(57.78, -35.29, -0.13)
CIE-LCH	lch(57.78, 35.29, 180.22°)
OKLab	oklab(62.32% -0.1022 -0.0009)
OKLCH	oklch(62.32% 0.102 180.5)
XYZ	xyz(17.1816, 25.7267, 28.1001)
Luminance	0.2573 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289B8A #9B2839

analogous

#289B50 #289B8A #28729B

triadic

#289B8A #8A289B #9B8A28

tetradic

#289B8A #50289B #9B2839 #729B28

square

#289B8A #50289B #9B2839 #729B28

split-complementary

#289B8A #9B2872 #9B5028

monochromatic

#0F3A33 #1B6A5F #289B8A #35CBB5 #66D7C7

Accessibility & contrast

On white

3.42

#289B8A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#289B8A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289B8A

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289B8A	#FFFFFF	#000000	##000000
##289B8A	1.00	3.42	6.15	6.15
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#949289

Deuteranopia (green-blind)

#84868B

Tritanopia (blue-blind)

#009E96

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #289b8a;
/* rgb */ color: rgb(40, 155, 138);
/* oklch */ color: oklch(62.3% 0.102 180.5);

Tailwind

colors: {
  custom: {
    50: '#75b9ac',
    500: '#289b8a',
    950: '#000000',
  },
}

SCSS

$custom: #289b8a;
$custom-light: #75b9ac;
$custom-dark: #000000;

JSON

{
  "hex": "#289b8a",
  "rgb": {
    "r": 40,
    "g": 155,
    "b": 138
  },
  "hsl": {
    "h": 171.13,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.6232,
    "c": 0.10225,
    "h": 180.5
  },
  "luminance": 0.25729
}

Semantic roles & 50–950 ramp

primary

#289B8A

secondary

#BD616F

accent

#465DE2

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#091110

muted

#7B807F

Preview Lab

Preview with #289B8A

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

Preview Lab → · Contrast checker → · Palette generator →