#289DA3#289DA3

#289DA3 is a light, moderate teal. Relative luminance 0.272; OKLCH L 63.7% C 0.099 H 200.2°. Best body text is #000000 at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#289DA3
RGB	rgb(40, 157, 163)
HSL	hsl(183, 61%, 40%)
HSV	hsv(183, 75%, 64%)
CMYK	cmyk(75.5%, 3.7%, 0%, 36.1%)
CIE-LAB	lab(59.17, -28.89, -12.28)
CIE-LCH	lch(59.17, 31.39, 203.02°)
OKLab	oklab(63.7% -0.0927 -0.0341)
OKLCH	oklch(63.7% 0.099 200.2)
XYZ	xyz(19.5399, 27.2070, 38.8649)
Luminance	0.2721 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289DA3 #A32E28

analogous

#28A36C #289DA3 #285FA3

triadic

#289DA3 #A3289D #9DA328

tetradic

#289DA3 #6C28A3 #A32E28 #5FA328

square

#289DA3 #6C28A3 #A32E28 #5FA328

split-complementary

#289DA3 #A3285F #A36C28

monochromatic

#103E41 #1C6E72 #289DA3 #3AC7CF #6BD5DB

Accessibility & contrast

On white

3.26

#289DA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.44

#289DA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289DA3

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289DA3	#FFFFFF	#000000	##000000
##289DA3	1.00	3.26	6.44	6.44
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.44	21.00	1.00	1.00
##000000	6.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9196A4

Deuteranopia (green-blind)

#8089A4

Tritanopia (blue-blind)

#00A39F

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #289da3;
/* rgb */ color: rgb(40, 157, 163);
/* oklch */ color: oklch(63.7% 0.099 200.2);

Tailwind

colors: {
  custom: {
    50: '#77babe',
    500: '#289da3',
    950: '#000000',
  },
}

SCSS

$custom: #289da3;
$custom-light: #77babe;
$custom-dark: #000000;

JSON

{
  "hex": "#289da3",
  "rgb": {
    "r": 40,
    "g": 157,
    "b": 163
  },
  "hsl": {
    "h": 182.927,
    "s": 60.591,
    "l": 39.804
  },
  "oklch": {
    "l": 0.63702,
    "c": 0.09881,
    "h": 200.2
  },
  "luminance": 0.27209
}

Semantic roles & 50–950 ramp

primary

#289DA3

secondary

#C16A66

accent

#4C44E4

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #289DA3

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

Preview Lab → · Contrast checker → · Palette generator →