#289B9B#289B9B

#289B9B is a light, moderate teal. Relative luminance 0.263; OKLCH L 62.9% C 0.098 H 195.0°. Best body text is #000000 at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#289B9B
RGB	rgb(40, 155, 155)
HSL	hsl(180, 59%, 38%)
HSV	hsv(180, 74%, 61%)
CMYK	cmyk(74.2%, 0%, 0%, 39.2%)
CIE-LAB	lab(58.28, -30.36, -9.06)
CIE-LCH	lch(58.28, 31.68, 196.61°)
OKLab	oklab(62.9% -0.0943 -0.0252)
OKLCH	oklch(62.9% 0.098 195)
XYZ	xyz(18.5101, 26.2581, 35.0968)
Luminance	0.2626 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289B9B #9B2828

analogous

#289B61 #289B9B #28619B

triadic

#289B9B #9B289B #9B9B28

tetradic

#289B9B #61289B #9B2828 #619B28

square

#289B9B #61289B #9B2828 #619B28

split-complementary

#289B9B #9B2861 #9B6128

monochromatic

#0F3A3A #1B6A6A #289B9B #35CBCB #66D7D7

Accessibility & contrast

On white

3.36

#289B9B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.25

#289B9B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289B9B

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289B9B	#FFFFFF	#000000	##000000
##289B9B	1.00	3.36	6.25	6.25
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.25	21.00	1.00	1.00
##000000	6.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91939B

Deuteranopia (green-blind)

#80879C

Tritanopia (blue-blind)

#00A09B

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #289b9b;
/* rgb */ color: rgb(40, 155, 155);
/* oklch */ color: oklch(62.9% 0.098 195.0);

Tailwind

colors: {
  custom: {
    50: '#76b9b8',
    500: '#289b9b',
    950: '#000000',
  },
}

SCSS

$custom: #289b9b;
$custom-light: #76b9b8;
$custom-dark: #000000;

JSON

{
  "hex": "#289b9b",
  "rgb": {
    "r": 40,
    "g": 155,
    "b": 155
  },
  "hsl": {
    "h": 180,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.62898,
    "c": 0.09761,
    "h": 195
  },
  "luminance": 0.2626
}

Semantic roles & 50–950 ramp

primary

#289B9B

secondary

#BD6161

accent

#4646E2

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1111

muted

#7C8080

Preview Lab

Preview with #289B9B

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

Preview Lab → · Contrast checker → · Palette generator →