#289F9C#289F9C

#289F9C is a light, moderate teal. Relative luminance 0.276; OKLCH L 64.0% C 0.100 H 192.4°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#289F9C
RGB	rgb(40, 159, 156)
HSL	hsl(178, 60%, 39%)
HSV	hsv(178, 75%, 62%)
CMYK	cmyk(74.8%, 0%, 1.9%, 37.6%)
CIE-LAB	lab(59.57, -31.98, -7.71)
CIE-LCH	lch(59.57, 32.90, 193.55°)
OKLab	oklab(63.95% -0.0979 -0.0215)
OKLCH	oklch(63.95% 0.1 192.4)
XYZ	xyz(19.2712, 27.6454, 35.7665)
Luminance	0.2765 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289F9C #9F282B

analogous

#289F61 #289F9C #28679F

triadic

#289F9C #9C289F #9F9C28

tetradic

#289F9C #61289F #9F282B #679F28

square

#289F9C #61289F #9F282B #679F28

split-complementary

#289F9C #9F2867 #9F6128

monochromatic

#0F3D3C #1C6E6C #289F9C #37CDC9 #68D9D6

Accessibility & contrast

On white

3.22

#289F9C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.53

#289F9C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289F9C

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289F9C	#FFFFFF	#000000	##000000
##289F9C	1.00	3.22	6.53	6.53
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.53	21.00	1.00	1.00
##000000	6.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95979C

Deuteranopia (green-blind)

#848A9D

Tritanopia (blue-blind)

#00A49E

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #289f9c;
/* rgb */ color: rgb(40, 159, 156);
/* oklch */ color: oklch(64.0% 0.100 192.4);

Tailwind

colors: {
  custom: {
    50: '#77bcb9',
    500: '#289f9c',
    950: '#000000',
  },
}

SCSS

$custom: #289f9c;
$custom-light: #77bcb9;
$custom-dark: #000000;

JSON

{
  "hex": "#289f9c",
  "rgb": {
    "r": 40,
    "g": 159,
    "b": 156
  },
  "hsl": {
    "h": 178.487,
    "s": 59.799,
    "l": 39.02
  },
  "oklch": {
    "l": 0.63953,
    "c": 0.10025,
    "h": 192.4
  },
  "luminance": 0.27648
}

Semantic roles & 50–950 ramp

primary

#289F9C

secondary

#BF6466

accent

#4549E3

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1211

muted

#7C8180

Preview Lab

Preview with #289F9C

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

Preview Lab → · Contrast checker → · Palette generator →