#289CB0#289CB0

#289CB0 is a light, moderate teal. Relative luminance 0.274; OKLCH L 64.0% C 0.102 H 212.1°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#289CB0
RGB	rgb(40, 156, 176)
HSL	hsl(189, 63%, 42%)
HSV	hsv(189, 77%, 69%)
CMYK	cmyk(77.3%, 11.4%, 0%, 31%)
CIE-LAB	lab(59.31, -24.27, -19.42)
CIE-LCH	lch(59.31, 31.09, 218.67°)
OKLab	oklab(63.97% -0.0862 -0.0541)
OKLCH	oklch(63.97% 0.102 212.1)
XYZ	xyz(20.5966, 27.3601, 45.2614)
Luminance	0.2736 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289CB0 #B03C28

analogous

#28B080 #289CB0 #2858B0

triadic

#289CB0 #B0289C #9CB028

tetradic

#289CB0 #8028B0 #B03C28 #58B028

square

#289CB0 #8028B0 #B03C28 #58B028

split-complementary

#289CB0 #B02858 #B08028

monochromatic

#11444C #1D707E #289CB0 #41BED4 #73CFDF

Accessibility & contrast

On white

3.24

#289CB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#289CB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289CB0

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289CB0	#FFFFFF	#000000	##000000
##289CB0	1.00	3.24	6.47	6.47
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C96B1

Deuteranopia (green-blind)

#7A89B0

Tritanopia (blue-blind)

#00A4A2

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #289cb0;
/* rgb */ color: rgb(40, 156, 176);
/* oklch */ color: oklch(64.0% 0.102 212.1);

Tailwind

colors: {
  custom: {
    50: '#79b9c7',
    500: '#289cb0',
    950: '#000000',
  },
}

SCSS

$custom: #289cb0;
$custom-light: #79b9c7;
$custom-dark: #000000;

JSON

{
  "hex": "#289cb0",
  "rgb": {
    "r": 40,
    "g": 156,
    "b": 176
  },
  "hsl": {
    "h": 188.824,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.63965,
    "c": 0.10176,
    "h": 212.1
  },
  "luminance": 0.27363
}

Semantic roles & 50–950 ramp

primary

#289CB0

secondary

#C67A6D

accent

#5A42E6

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #289CB0

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

Preview Lab → · Contrast checker → · Palette generator →