#289EB1#289EB1

#289EB1 is a light, moderate teal. Relative luminance 0.281; OKLCH L 64.5% C 0.102 H 211.1°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#289EB1
RGB	rgb(40, 158, 177)
HSL	hsl(188, 63%, 43%)
HSV	hsv(188, 77%, 69%)
CMYK	cmyk(77.4%, 10.7%, 0%, 30.6%)
CIE-LAB	lab(59.96, -24.97, -19.00)
CIE-LCH	lch(59.96, 31.37, 217.26°)
OKLab	oklab(64.5% -0.0877 -0.0529)
OKLCH	oklch(64.5% 0.102 211.1)
XYZ	xyz(21.0343, 28.0766, 45.8972)
Luminance	0.2808 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289EB1 #B13B28

analogous

#28B17F #289EB1 #285AB1

triadic

#289EB1 #B1289E #9EB128

tetradic

#289EB1 #7F28B1 #B13B28 #5AB128

square

#289EB1 #7F28B1 #B13B28 #5AB128

split-complementary

#289EB1 #B1285A #B17F28

monochromatic

#11454D #1D717F #289EB1 #42C0D4 #74D1E0

Accessibility & contrast

On white

3.17

#289EB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#289EB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289EB1

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289EB1	#FFFFFF	#000000	##000000
##289EB1	1.00	3.17	6.62	6.62
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.62	21.00	1.00	1.00
##000000	6.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F98B2

Deuteranopia (green-blind)

#7C8BB1

Tritanopia (blue-blind)

#00A6A4

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #289eb1;
/* rgb */ color: rgb(40, 158, 177);
/* oklch */ color: oklch(64.5% 0.102 211.1);

Tailwind

colors: {
  custom: {
    50: '#79bbc8',
    500: '#289eb1',
    950: '#000000',
  },
}

SCSS

$custom: #289eb1;
$custom-light: #79bbc8;
$custom-dark: #000000;

JSON

{
  "hex": "#289eb1",
  "rgb": {
    "r": 40,
    "g": 158,
    "b": 177
  },
  "hsl": {
    "h": 188.321,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.64503,
    "c": 0.10245,
    "h": 211.1
  },
  "luminance": 0.28079
}

Semantic roles & 50–950 ramp

primary

#289EB1

secondary

#C77A6E

accent

#5842E6

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1213

muted

#7C8182

Preview Lab

Preview with #289EB1

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

Preview Lab → · Contrast checker → · Palette generator →