#289DA4#289DA4

#289DA4 is a light, moderate teal. Relative luminance 0.272; OKLCH L 63.7% C 0.099 H 201.1°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#289DA4
RGB	rgb(40, 157, 164)
HSL	hsl(183, 61%, 40%)
HSV	hsv(183, 76%, 64%)
CMYK	cmyk(75.6%, 4.3%, 0%, 35.7%)
CIE-LAB	lab(59.20, -28.58, -12.79)
CIE-LCH	lch(59.20, 31.31, 204.11°)
OKLab	oklab(63.74% -0.0923 -0.0355)
OKLCH	oklch(63.74% 0.099 201.1)
XYZ	xyz(19.6299, 27.2430, 39.3386)
Luminance	0.2725 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289DA4 #A42F28

analogous

#28A46D #289DA4 #285FA4

triadic

#289DA4 #A4289D #9DA428

tetradic

#289DA4 #6D28A4 #A42F28 #5FA428

square

#289DA4 #6D28A4 #A42F28 #5FA428

split-complementary

#289DA4 #A4285F #A46D28

monochromatic

#103F42 #1C6E73 #289DA4 #3AC7CF #6BD5DB

Accessibility & contrast

On white

3.26

#289DA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#289DA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289DA4

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289DA4	#FFFFFF	#000000	##000000
##289DA4	1.00	3.26	6.45	6.45
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9196A5

Deuteranopia (green-blind)

#7F89A5

Tritanopia (blue-blind)

#00A39F

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #289da4;
/* rgb */ color: rgb(40, 157, 164);
/* oklch */ color: oklch(63.7% 0.099 201.1);

Tailwind

colors: {
  custom: {
    50: '#77babf',
    500: '#289da4',
    950: '#000000',
  },
}

SCSS

$custom: #289da4;
$custom-light: #77babf;
$custom-dark: #000000;

JSON

{
  "hex": "#289da4",
  "rgb": {
    "r": 40,
    "g": 157,
    "b": 164
  },
  "hsl": {
    "h": 183.387,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.63739,
    "c": 0.09891,
    "h": 201.1
  },
  "luminance": 0.27245
}

Semantic roles & 50–950 ramp

primary

#289DA4

secondary

#C16B66

accent

#4D44E4

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #289DA4

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

Preview Lab → · Contrast checker → · Palette generator →