#287EAE#287EAE

#287EAE is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.5% C 0.109 H 238.1°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#287EAE
RGB	rgb(40, 126, 174)
HSL	hsl(201, 63%, 42%)
HSV	hsv(201, 77%, 68%)
CMYK	cmyk(77%, 27.6%, 0%, 31.8%)
CIE-LAB	lab(50.01, -8.60, -32.64)
CIE-LCH	lch(50.01, 33.76, 255.23°)
OKLab	oklab(56.49% -0.0575 -0.0922)
OKLCH	oklch(56.49% 0.109 238.1)
XYZ	xyz(15.9729, 18.4269, 42.7511)
Luminance	0.1843 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287EAE #AE5828

analogous

#28AE9B #287EAE #283BAE

triadic

#287EAE #AE287E #7EAE28

tetradic

#287EAE #9B28AE #AE5828 #3BAE28

square

#287EAE #9B28AE #AE5828 #3BAE28

split-complementary

#287EAE #AE283B #AE9B28

monochromatic

#11364A #1D5A7C #287EAE #409ED3 #72B8DF

Accessibility & contrast

On white

4.48

#287EAE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#287EAE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #287EAE

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287EAE	#FFFFFF	#000000	##000000
##287EAE	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#677EB0

Deuteranopia (green-blind)

#5571AD

Tritanopia (blue-blind)

#008A8F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #287eae;
/* rgb */ color: rgb(40, 126, 174);
/* oklch */ color: oklch(56.5% 0.109 238.1);

Tailwind

colors: {
  custom: {
    50: '#76a3c6',
    500: '#287eae',
    950: '#000000',
  },
}

SCSS

$custom: #287eae;
$custom-light: #76a3c6;
$custom-dark: #000000;

JSON

{
  "hex": "#287eae",
  "rgb": {
    "r": 40,
    "g": 126,
    "b": 174
  },
  "hsl": {
    "h": 201.493,
    "s": 62.617,
    "l": 41.961
  },
  "oklch": {
    "l": 0.56491,
    "c": 0.10867,
    "h": 238.1
  },
  "luminance": 0.18429
}

Semantic roles & 50–950 ramp

primary

#287EAE

secondary

#C68C6C

accent

#7D42E6

background

#F7FAFC

surface

#EEF3F8

border

#C9CDD1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #287EAE

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

Preview Lab → · Contrast checker → · Palette generator →