#289FB1#289FB1

#289FB1 is a light, moderate teal. Relative luminance 0.284; OKLCH L 64.8% C 0.103 H 210.2°. Best body text is #000000 at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#289FB1
RGB	rgb(40, 159, 177)
HSL	hsl(188, 63%, 43%)
HSV	hsv(188, 77%, 69%)
CMYK	cmyk(77.4%, 10.2%, 0%, 30.6%)
CIE-LAB	lab(60.27, -25.48, -18.53)
CIE-LCH	lch(60.27, 31.50, 216.03°)
OKLab	oklab(64.75% -0.0887 -0.0516)
OKLCH	oklch(64.75% 0.103 210.2)
XYZ	xyz(21.2056, 28.4191, 45.9543)
Luminance	0.2842 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289FB1 #B13A28

analogous

#28B17E #289FB1 #285BB1

triadic

#289FB1 #B1289F #9FB128

tetradic

#289FB1 #7E28B1 #B13A28 #5BB128

square

#289FB1 #7E28B1 #B13A28 #5BB128

split-complementary

#289FB1 #B1285B #B17E28

monochromatic

#11454D #1D727F #289FB1 #42C1D4 #74D1E0

Accessibility & contrast

On white

3.14

#289FB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.68

#289FB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289FB1

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289FB1	#FFFFFF	#000000	##000000
##289FB1	1.00	3.14	6.68	6.68
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.68	21.00	1.00	1.00
##000000	6.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9099B2

Deuteranopia (green-blind)

#7D8BB1

Tritanopia (blue-blind)

#00A7A4

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #289fb1;
/* rgb */ color: rgb(40, 159, 177);
/* oklch */ color: oklch(64.8% 0.103 210.2);

Tailwind

colors: {
  custom: {
    50: '#79bbc8',
    500: '#289fb1',
    950: '#000000',
  },
}

SCSS

$custom: #289fb1;
$custom-light: #79bbc8;
$custom-dark: #000000;

JSON

{
  "hex": "#289fb1",
  "rgb": {
    "r": 40,
    "g": 159,
    "b": 177
  },
  "hsl": {
    "h": 187.883,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.64751,
    "c": 0.10262,
    "h": 210.2
  },
  "luminance": 0.28422
}

Semantic roles & 50–950 ramp

primary

#289FB1

secondary

#C77A6E

accent

#5742E6

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1213

muted

#7C8182

Preview Lab

Preview with #289FB1

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

Preview Lab → · Contrast checker → · Palette generator →