#289FC9#289FC9

#289FC9 is a light, moderate cyan. Relative luminance 0.295; OKLCH L 65.8% C 0.117 H 227.3°. Best body text is #000000 at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#289FC9
RGB	rgb(40, 159, 201)
HSL	hsl(196, 67%, 47%)
HSV	hsv(196, 80%, 79%)
CMYK	cmyk(80.1%, 20.9%, 0%, 21.2%)
CIE-LAB	lab(61.19, -17.50, -30.59)
CIE-LCH	lch(61.19, 35.25, 240.23°)
OKLab	oklab(65.8% -0.0793 -0.086)
OKLCH	oklch(65.8% 0.117 227.3)
XYZ	xyz(23.8115, 29.4615, 59.6787)
Luminance	0.2946 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#289FC9 #C95228

analogous

#28C9A2 #289FC9 #284FC9

triadic

#289FC9 #C9289F #9FC928

tetradic

#289FC9 #A228C9 #C95228 #4FC928

square

#289FC9 #A228C9 #C95228 #4FC928

split-complementary

#289FC9 #C9284F #C9A228

monochromatic

#144E63 #1E7796 #289FC9 #52B8DD #85CDE7

Accessibility & contrast

On white

3.05

#289FC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.89

#289FC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289FC9

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##289FC9	#FFFFFF	#000000	##000000
##289FC9	1.00	3.05	6.89	6.89
#FFFFFF	3.05	1.00	21.00	21.00
#000000	6.89	21.00	1.00	1.00
##000000	6.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#899CCB

Deuteranopia (green-blind)

#738DC8

Tritanopia (blue-blind)

#00ABAD

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #289fc9;
/* rgb */ color: rgb(40, 159, 201);
/* oklch */ color: oklch(65.8% 0.117 227.3);

Tailwind

colors: {
  custom: {
    50: '#7cbbd9',
    500: '#289fc9',
    950: '#000000',
  },
}

SCSS

$custom: #289fc9;
$custom-light: #7cbbd9;
$custom-dark: #000000;

JSON

{
  "hex": "#289fc9",
  "rgb": {
    "r": 40,
    "g": 159,
    "b": 201
  },
  "hsl": {
    "h": 195.652,
    "s": 66.805,
    "l": 47.255
  },
  "oklch": {
    "l": 0.65796,
    "c": 0.11695,
    "h": 227.3
  },
  "luminance": 0.29464
}

Semantic roles & 50–950 ramp

primary

#289FC9

secondary

#D0937D

accent

#6B3EEA

background

#F8FBFD

surface

#EFF6FA

border

#CAD0D3

text

#0B1114

muted

#7C8083

Preview Lab

Preview with #289FC9

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

Preview Lab → · Contrast checker → · Palette generator →