#289B8B#289B8B

#289B8B is a light, moderate teal. Relative luminance 0.258; OKLCH L 62.4% C 0.102 H 181.3°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#289B8B
RGB	rgb(40, 155, 139)
HSL	hsl(172, 59%, 38%)
HSV	hsv(172, 74%, 61%)
CMYK	cmyk(74.2%, 0%, 10.3%, 39.2%)
CIE-LAB	lab(57.80, -35.01, -0.66)
CIE-LCH	lch(57.80, 35.02, 181.08°)
OKLab	oklab(62.35% -0.1018 -0.0024)
OKLCH	oklch(62.35% 0.102 181.3)
XYZ	xyz(17.2543, 25.7558, 28.4831)
Luminance	0.2576 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289B8B #9B2838

analogous

#289B51 #289B8B #28719B

triadic

#289B8B #8B289B #9B8B28

tetradic

#289B8B #51289B #9B2838 #719B28

square

#289B8B #51289B #9B2838 #719B28

split-complementary

#289B8B #9B2871 #9B5128

monochromatic

#0F3A34 #1B6A5F #289B8B #35CBB6 #66D7C8

Accessibility & contrast

On white

3.41

#289B8B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#289B8B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289B8B

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289B8B	#FFFFFF	#000000	##000000
##289B8B	1.00	3.41	6.15	6.15
#FFFFFF	3.41	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)

#94928A

Deuteranopia (green-blind)

#84868C

Tritanopia (blue-blind)

#009E96

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #289b8b;
/* rgb */ color: rgb(40, 155, 139);
/* oklch */ color: oklch(62.4% 0.102 181.3);

Tailwind

colors: {
  custom: {
    50: '#75b9ac',
    500: '#289b8b',
    950: '#000000',
  },
}

SCSS

$custom: #289b8b;
$custom-light: #75b9ac;
$custom-dark: #000000;

JSON

{
  "hex": "#289b8b",
  "rgb": {
    "r": 40,
    "g": 155,
    "b": 139
  },
  "hsl": {
    "h": 171.652,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.62352,
    "c": 0.1018,
    "h": 181.3
  },
  "luminance": 0.25758
}

Semantic roles & 50–950 ramp

primary

#289B8B

secondary

#BD616E

accent

#465BE2

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1110

muted

#7C807F

Preview Lab

Preview with #289B8B

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

Preview Lab → · Contrast checker → · Palette generator →