#289EA3#289EA3

#289EA3 is a light, moderate teal. Relative luminance 0.275; OKLCH L 64.0% C 0.099 H 199.3°. Best body text is #000000 at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#289EA3
RGB	rgb(40, 158, 163)
HSL	hsl(182, 61%, 40%)
HSV	hsv(182, 75%, 64%)
CMYK	cmyk(75.5%, 3.1%, 0%, 36.1%)
CIE-LAB	lab(59.48, -29.38, -11.81)
CIE-LCH	lch(59.48, 31.67, 201.89°)
OKLab	oklab(63.95% -0.0937 -0.0328)
OKLCH	oklch(63.95% 0.099 199.3)
XYZ	xyz(19.7098, 27.5468, 38.9215)
Luminance	0.2755 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289EA3 #A32D28

analogous

#28A36B #289EA3 #2861A3

triadic

#289EA3 #A3289E #9EA328

tetradic

#289EA3 #6B28A3 #A32D28 #61A328

square

#289EA3 #6B28A3 #A32D28 #61A328

split-complementary

#289EA3 #A32861 #A36B28

monochromatic

#103F41 #1C6E72 #289EA3 #3AC9CF #6BD6DB

Accessibility & contrast

On white

3.23

#289EA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.51

#289EA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289EA3

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289EA3	#FFFFFF	#000000	##000000
##289EA3	1.00	3.23	6.51	6.51
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.51	21.00	1.00	1.00
##000000	6.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9297A4

Deuteranopia (green-blind)

#818AA4

Tritanopia (blue-blind)

#00A49F

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #289ea3;
/* rgb */ color: rgb(40, 158, 163);
/* oklch */ color: oklch(64.0% 0.099 199.3);

Tailwind

colors: {
  custom: {
    50: '#77bbbe',
    500: '#289ea3',
    950: '#000000',
  },
}

SCSS

$custom: #289ea3;
$custom-light: #77bbbe;
$custom-dark: #000000;

JSON

{
  "hex": "#289ea3",
  "rgb": {
    "r": 40,
    "g": 158,
    "b": 163
  },
  "hsl": {
    "h": 182.439,
    "s": 60.591,
    "l": 39.804
  },
  "oklch": {
    "l": 0.63954,
    "c": 0.09932,
    "h": 199.3
  },
  "luminance": 0.27549
}

Semantic roles & 50–950 ramp

primary

#289EA3

secondary

#C16966

accent

#4B44E4

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #289EA3

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

Preview Lab → · Contrast checker → · Palette generator →