#289EA0#289EA0

#289EA0 is a light, moderate teal. Relative luminance 0.274; OKLCH L 63.8% C 0.099 H 196.7°. Best body text is #000000 at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#289EA0
RGB	rgb(40, 158, 160)
HSL	hsl(181, 60%, 39%)
HSV	hsv(181, 75%, 63%)
CMYK	cmyk(75%, 1.2%, 0%, 37.3%)
CIE-LAB	lab(59.38, -30.30, -10.25)
CIE-LCH	lch(59.38, 31.99, 198.70°)
OKLab	oklab(63.84% -0.0951 -0.0285)
OKLCH	oklch(63.84% 0.099 196.7)
XYZ	xyz(19.4442, 27.4405, 37.5227)
Luminance	0.2744 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289EA0 #A02A28

analogous

#28A066 #289EA0 #2862A0

triadic

#289EA0 #A0289E #9EA028

tetradic

#289EA0 #6628A0 #A02A28 #62A028

square

#289EA0 #6628A0 #A02A28 #62A028

split-complementary

#289EA0 #A02862 #A06628

monochromatic

#103D3E #1C6E6F #289EA0 #38CBCD #69D8D9

Accessibility & contrast

On white

3.24

#289EA0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.49

#289EA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289EA0

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289EA0	#FFFFFF	#000000	##000000
##289EA0	1.00	3.24	6.49	6.49
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.49	21.00	1.00	1.00
##000000	6.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9396A0

Deuteranopia (green-blind)

#828AA1

Tritanopia (blue-blind)

#00A39E

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #289ea0;
/* rgb */ color: rgb(40, 158, 160);
/* oklch */ color: oklch(63.8% 0.099 196.7);

Tailwind

colors: {
  custom: {
    50: '#77bbbc',
    500: '#289ea0',
    950: '#000000',
  },
}

SCSS

$custom: #289ea0;
$custom-light: #77bbbc;
$custom-dark: #000000;

JSON

{
  "hex": "#289ea0",
  "rgb": {
    "r": 40,
    "g": 158,
    "b": 160
  },
  "hsl": {
    "h": 181,
    "s": 60,
    "l": 39.216
  },
  "oklch": {
    "l": 0.63843,
    "c": 0.09927,
    "h": 196.7
  },
  "luminance": 0.27443
}

Semantic roles & 50–950 ramp

primary

#289EA0

secondary

#C06664

accent

#4745E3

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #289EA0

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

Preview Lab → · Contrast checker → · Palette generator →