#289B8F#289B8F

#289B8F is a light, moderate teal. Relative luminance 0.259; OKLCH L 62.5% C 0.100 H 184.6°. Best body text is #000000 at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#289B8F
RGB	rgb(40, 155, 143)
HSL	hsl(174, 59%, 38%)
HSV	hsv(174, 74%, 61%)
CMYK	cmyk(74.2%, 0%, 7.7%, 39.2%)
CIE-LAB	lab(57.92, -33.88, -2.77)
CIE-LCH	lch(57.92, 34.00, 184.67°)
OKLab	oklab(62.48% -0.0999 -0.008)
OKLCH	oklch(62.48% 0.1 184.6)
XYZ	xyz(17.5520, 25.8749, 30.0506)
Luminance	0.2588 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289B8F #9B2834

analogous

#289B55 #289B8F #286D9B

triadic

#289B8F #8F289B #9B8F28

tetradic

#289B8F #55289B #9B2834 #6D9B28

square

#289B8F #55289B #9B2834 #6D9B28

split-complementary

#289B8F #9B286D #9B5528

monochromatic

#0F3A35 #1B6A62 #289B8F #35CBBB #66D7CC

Accessibility & contrast

On white

3.40

#289B8F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.18

#289B8F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289B8F

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289B8F	#FFFFFF	#000000	##000000
##289B8F	1.00	3.40	6.18	6.18
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.18	21.00	1.00	1.00
##000000	6.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93928F

Deuteranopia (green-blind)

#838690

Tritanopia (blue-blind)

#009E97

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #289b8f;
/* rgb */ color: rgb(40, 155, 143);
/* oklch */ color: oklch(62.5% 0.100 184.6);

Tailwind

colors: {
  custom: {
    50: '#75b9af',
    500: '#289b8f',
    950: '#000000',
  },
}

SCSS

$custom: #289b8f;
$custom-light: #75b9af;
$custom-dark: #000000;

JSON

{
  "hex": "#289b8f",
  "rgb": {
    "r": 40,
    "g": 155,
    "b": 143
  },
  "hsl": {
    "h": 173.739,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.62483,
    "c": 0.10019,
    "h": 184.6
  },
  "luminance": 0.25877
}

Semantic roles & 50–950 ramp

primary

#289B8F

secondary

#BD616B

accent

#4656E2

background

#F7FBFA

surface

#EEF6F4

border

#C9D0CE

text

#0A1110

muted

#7C807F

Preview Lab

Preview with #289B8F

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

Preview Lab → · Contrast checker → · Palette generator →