#287DA9#287DA9

#287DA9 is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 56.0% C 0.104 H 236.0°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#287DA9
RGB	rgb(40, 125, 169)
HSL	hsl(200, 62%, 41%)
HSV	hsv(200, 76%, 66%)
CMYK	cmyk(76.3%, 26%, 0%, 33.7%)
CIE-LAB	lab(49.47, -9.82, -30.58)
CIE-LCH	lch(49.47, 32.12, 252.19°)
OKLab	oklab(55.99% -0.0582 -0.0862)
OKLCH	oklch(55.99% 0.104 236)
XYZ	xyz(15.3673, 17.9811, 40.1892)
Luminance	0.1798 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287DA9 #A95428

analogous

#28A994 #287DA9 #283DA9

triadic

#287DA9 #A9287D #7DA928

tetradic

#287DA9 #9428A9 #A95428 #3DA928

square

#287DA9 #9428A9 #A95428 #3DA928

split-complementary

#287DA9 #A9283D #A99428

monochromatic

#113446 #1C5878 #287DA9 #3D9FD1 #6FB7DD

Accessibility & contrast

On white

4.57

#287DA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#287DA9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #287DA9

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287DA9	#FFFFFF	#000000	##000000
##287DA9	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#687CAB

Deuteranopia (green-blind)

#5670A8

Tritanopia (blue-blind)

#00888C

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #287da9;
/* rgb */ color: rgb(40, 125, 169);
/* oklch */ color: oklch(56.0% 0.104 236.0);

Tailwind

colors: {
  custom: {
    50: '#75a2c2',
    500: '#287da9',
    950: '#000000',
  },
}

SCSS

$custom: #287da9;
$custom-light: #75a2c2;
$custom-dark: #000000;

JSON

{
  "hex": "#287da9",
  "rgb": {
    "r": 40,
    "g": 125,
    "b": 169
  },
  "hsl": {
    "h": 200.465,
    "s": 61.722,
    "l": 40.98
  },
  "oklch": {
    "l": 0.55989,
    "c": 0.10407,
    "h": 236
  },
  "luminance": 0.17983
}

Semantic roles & 50–950 ramp

primary

#287DA9

secondary

#C48869

accent

#7A43E5

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0F12

muted

#7C7E81

Preview Lab

Preview with #287DA9

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

Preview Lab → · Contrast checker → · Palette generator →