#289FA3#289FA3

#289FA3 is a light, moderate teal. Relative luminance 0.279; OKLCH L 64.2% C 0.100 H 198.4°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#289FA3
RGB	rgb(40, 159, 163)
HSL	hsl(182, 61%, 40%)
HSV	hsv(182, 75%, 64%)
CMYK	cmyk(75.5%, 2.5%, 0%, 36.1%)
CIE-LAB	lab(59.79, -29.87, -11.34)
CIE-LCH	lch(59.79, 31.95, 200.79°)
OKLab	oklab(64.21% -0.0948 -0.0315)
OKLCH	oklch(64.21% 0.1 198.4)
XYZ	xyz(19.8811, 27.8893, 38.9786)
Luminance	0.2789 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289FA3 #A32C28

analogous

#28A369 #289FA3 #2862A3

triadic

#289FA3 #A3289F #9FA328

tetradic

#289FA3 #6928A3 #A32C28 #62A328

square

#289FA3 #6928A3 #A32C28 #62A328

split-complementary

#289FA3 #A32862 #A36928

monochromatic

#103F41 #1C6F72 #289FA3 #3ACACF #6BD7DB

Accessibility & contrast

On white

3.19

#289FA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#289FA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289FA3

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289FA3	#FFFFFF	#000000	##000000
##289FA3	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9397A3

Deuteranopia (green-blind)

#828BA4

Tritanopia (blue-blind)

#00A5A0

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #289fa3;
/* rgb */ color: rgb(40, 159, 163);
/* oklch */ color: oklch(64.2% 0.100 198.4);

Tailwind

colors: {
  custom: {
    50: '#77bcbe',
    500: '#289fa3',
    950: '#000000',
  },
}

SCSS

$custom: #289fa3;
$custom-light: #77bcbe;
$custom-dark: #000000;

JSON

{
  "hex": "#289fa3",
  "rgb": {
    "r": 40,
    "g": 159,
    "b": 163
  },
  "hsl": {
    "h": 181.951,
    "s": 60.591,
    "l": 39.804
  },
  "oklch": {
    "l": 0.64207,
    "c": 0.09986,
    "h": 198.4
  },
  "luminance": 0.27892
}

Semantic roles & 50–950 ramp

primary

#289FA3

secondary

#C16966

accent

#4944E4

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #289FA3

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

Preview Lab → · Contrast checker → · Palette generator →