#289BA4#289BA4

#289BA4 is a light, moderate teal. Relative luminance 0.266; OKLCH L 63.2% C 0.098 H 202.9°. Best body text is #000000 at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#289BA4
RGB	rgb(40, 155, 164)
HSL	hsl(184, 61%, 40%)
HSV	hsv(184, 76%, 64%)
CMYK	cmyk(75.6%, 5.5%, 0%, 35.7%)
CIE-LAB	lab(58.58, -27.59, -13.73)
CIE-LCH	lch(58.58, 30.82, 206.46°)
OKLab	oklab(63.24% -0.0903 -0.0382)
OKLCH	oklch(63.24% 0.098 202.9)
XYZ	xyz(19.2943, 26.5718, 39.2267)
Luminance	0.2657 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289BA4 #A43128

analogous

#28A46F #289BA4 #285DA4

triadic

#289BA4 #A4289B #9BA428

tetradic

#289BA4 #6F28A4 #A43128 #5DA428

square

#289BA4 #6F28A4 #A43128 #5DA428

split-complementary

#289BA4 #A4285D #A46F28

monochromatic

#103E42 #1C6C73 #289BA4 #3AC4CF #6BD3DB

Accessibility & contrast

On white

3.33

#289BA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.31

#289BA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289BA4

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289BA4	#FFFFFF	#000000	##000000
##289BA4	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)

#8E94A5

Deuteranopia (green-blind)

#7D87A4

Tritanopia (blue-blind)

#00A19E

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #289ba4;
/* rgb */ color: rgb(40, 155, 164);
/* oklch */ color: oklch(63.2% 0.098 202.9);

Tailwind

colors: {
  custom: {
    50: '#77b9bf',
    500: '#289ba4',
    950: '#000000',
  },
}

SCSS

$custom: #289ba4;
$custom-light: #77b9bf;
$custom-dark: #000000;

JSON

{
  "hex": "#289ba4",
  "rgb": {
    "r": 40,
    "g": 155,
    "b": 164
  },
  "hsl": {
    "h": 184.355,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.63235,
    "c": 0.09801,
    "h": 202.9
  },
  "luminance": 0.26574
}

Semantic roles & 50–950 ramp

primary

#289BA4

secondary

#C16D66

accent

#5044E4

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #289BA4

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

Preview Lab → · Contrast checker → · Palette generator →