#289EA1#289EA1

#289EA1 is a light, moderate teal. Relative luminance 0.275; OKLCH L 63.9% C 0.099 H 197.5°. Best body text is #000000 at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#289EA1
RGB	rgb(40, 158, 161)
HSL	hsl(181, 60%, 39%)
HSV	hsv(181, 75%, 63%)
CMYK	cmyk(75.2%, 1.9%, 0%, 36.9%)
CIE-LAB	lab(59.41, -29.99, -10.77)
CIE-LCH	lch(59.41, 31.87, 199.76°)
OKLab	oklab(63.88% -0.0946 -0.0299)
OKLCH	oklch(63.88% 0.099 197.5)
XYZ	xyz(19.5320, 27.4757, 37.9852)
Luminance	0.2748 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289EA1 #A12B28

analogous

#28A168 #289EA1 #2861A1

triadic

#289EA1 #A1289E #9EA128

tetradic

#289EA1 #6828A1 #A12B28 #61A128

square

#289EA1 #6828A1 #A12B28 #61A128

split-complementary

#289EA1 #A12861 #A16828

monochromatic

#103E3F #1C6E70 #289EA1 #39CACE #6AD7DA

Accessibility & contrast

On white

3.23

#289EA1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.50

#289EA1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289EA1

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289EA1	#FFFFFF	#000000	##000000
##289EA1	1.00	3.23	6.50	6.50
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.50	21.00	1.00	1.00
##000000	6.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9396A1

Deuteranopia (green-blind)

#818AA2

Tritanopia (blue-blind)

#00A49F

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #289ea1;
/* rgb */ color: rgb(40, 158, 161);
/* oklch */ color: oklch(63.9% 0.099 197.5);

Tailwind

colors: {
  custom: {
    50: '#77bbbc',
    500: '#289ea1',
    950: '#000000',
  },
}

SCSS

$custom: #289ea1;
$custom-light: #77bbbc;
$custom-dark: #000000;

JSON

{
  "hex": "#289ea1",
  "rgb": {
    "r": 40,
    "g": 158,
    "b": 161
  },
  "hsl": {
    "h": 181.488,
    "s": 60.199,
    "l": 39.412
  },
  "oklch": {
    "l": 0.6388,
    "c": 0.09926,
    "h": 197.5
  },
  "luminance": 0.27478
}

Semantic roles & 50–950 ramp

primary

#289EA1

secondary

#C06765

accent

#4844E3

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #289EA1

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

Preview Lab → · Contrast checker → · Palette generator →