#289FA4#289FA4

#289FA4 is a light, moderate teal. Relative luminance 0.279; OKLCH L 64.2% C 0.100 H 199.3°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#289FA4
RGB	rgb(40, 159, 164)
HSL	hsl(182, 61%, 40%)
HSV	hsv(182, 76%, 64%)
CMYK	cmyk(75.6%, 3%, 0%, 35.7%)
CIE-LAB	lab(59.82, -29.56, -11.86)
CIE-LCH	lch(59.82, 31.85, 201.85°)
OKLab	oklab(64.24% -0.0943 -0.0329)
OKLCH	oklch(64.24% 0.1 199.3)
XYZ	xyz(19.9710, 27.9253, 39.4523)
Luminance	0.2793 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289FA4 #A42D28

analogous

#28A46B #289FA4 #2861A4

triadic

#289FA4 #A4289F #9FA428

tetradic

#289FA4 #6B28A4 #A42D28 #61A428

square

#289FA4 #6B28A4 #A42D28 #61A428

split-complementary

#289FA4 #A42861 #A46B28

monochromatic

#104042 #1C6F73 #289FA4 #3AC9CF #6BD7DB

Accessibility & contrast

On white

3.19

#289FA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#289FA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289FA4

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289FA4	#FFFFFF	#000000	##000000
##289FA4	1.00	3.19	6.59	6.59
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9398A5

Deuteranopia (green-blind)

#828BA5

Tritanopia (blue-blind)

#00A5A0

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #289fa4;
/* rgb */ color: rgb(40, 159, 164);
/* oklch */ color: oklch(64.2% 0.100 199.3);

Tailwind

colors: {
  custom: {
    50: '#77bcbf',
    500: '#289fa4',
    950: '#000000',
  },
}

SCSS

$custom: #289fa4;
$custom-light: #77bcbf;
$custom-dark: #000000;

JSON

{
  "hex": "#289fa4",
  "rgb": {
    "r": 40,
    "g": 159,
    "b": 164
  },
  "hsl": {
    "h": 182.419,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.64244,
    "c": 0.09991,
    "h": 199.3
  },
  "luminance": 0.27928
}

Semantic roles & 50–950 ramp

primary

#289FA4

secondary

#C16A66

accent

#4A44E4

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #289FA4

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

Preview Lab → · Contrast checker → · Palette generator →