#289BA3#289BA3

#289BA3 is a light, moderate teal. Relative luminance 0.265; OKLCH L 63.2% C 0.098 H 202.0°. Best body text is #000000 at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#289BA3
RGB	rgb(40, 155, 163)
HSL	hsl(184, 61%, 40%)
HSV	hsv(184, 75%, 64%)
CMYK	cmyk(75.5%, 4.9%, 0%, 36.1%)
CIE-LAB	lab(58.54, -27.90, -13.21)
CIE-LCH	lch(58.54, 30.88, 205.34°)
OKLab	oklab(63.2% -0.0907 -0.0367)
OKLCH	oklch(63.2% 0.098 202)
XYZ	xyz(19.2043, 26.5358, 38.7530)
Luminance	0.2654 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289BA3 #A33028

analogous

#28A36D #289BA3 #285EA3

triadic

#289BA3 #A3289B #9BA328

tetradic

#289BA3 #6D28A3 #A33028 #5EA328

square

#289BA3 #6D28A3 #A33028 #5EA328

split-complementary

#289BA3 #A3285E #A36D28

monochromatic

#103E41 #1C6C72 #289BA3 #3AC5CF #6BD3DB

Accessibility & contrast

On white

3.33

#289BA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.31

#289BA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289BA3

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289BA3	#FFFFFF	#000000	##000000
##289BA3	1.00	3.33	6.31	6.31
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.31	21.00	1.00	1.00
##000000	6.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F94A4

Deuteranopia (green-blind)

#7D87A3

Tritanopia (blue-blind)

#00A19D

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #289ba3;
/* rgb */ color: rgb(40, 155, 163);
/* oklch */ color: oklch(63.2% 0.098 202.0);

Tailwind

colors: {
  custom: {
    50: '#77b9be',
    500: '#289ba3',
    950: '#000000',
  },
}

SCSS

$custom: #289ba3;
$custom-light: #77b9be;
$custom-dark: #000000;

JSON

{
  "hex": "#289ba3",
  "rgb": {
    "r": 40,
    "g": 155,
    "b": 163
  },
  "hsl": {
    "h": 183.902,
    "s": 60.591,
    "l": 39.804
  },
  "oklch": {
    "l": 0.63197,
    "c": 0.09787,
    "h": 202
  },
  "luminance": 0.26538
}

Semantic roles & 50–950 ramp

primary

#289BA3

secondary

#C16C66

accent

#4E44E4

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #289BA3

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

Preview Lab → · Contrast checker → · Palette generator →