#287EAD#287EAD

#287EAD is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.4% C 0.108 H 237.5°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#287EAD
RGB	rgb(40, 126, 173)
HSL	hsl(201, 62%, 42%)
HSV	hsv(201, 77%, 68%)
CMYK	cmyk(76.9%, 27.2%, 0%, 32.2%)
CIE-LAB	lab(49.96, -8.96, -32.13)
CIE-LCH	lch(49.96, 33.36, 254.41°)
OKLab	oklab(56.44% -0.0578 -0.0907)
OKLCH	oklch(56.44% 0.108 237.5)
XYZ	xyz(15.8758, 18.3881, 42.2396)
Luminance	0.1839 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287EAD #AD5728

analogous

#28AD9A #287EAD #283CAD

triadic

#287EAD #AD287E #7EAD28

tetradic

#287EAD #9A28AD #AD5728 #3CAD28

square

#287EAD #9A28AD #AD5728 #3CAD28

split-complementary

#287EAD #AD283C #AD9A28

monochromatic

#11364A #1D5A7B #287EAD #3F9FD3 #71B8DE

Accessibility & contrast

On white

4.49

#287EAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#287EAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #287EAD

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287EAD	#FFFFFF	#000000	##000000
##287EAD	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#687EAF

Deuteranopia (green-blind)

#5671AC

Tritanopia (blue-blind)

#008A8E

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #287ead;
/* rgb */ color: rgb(40, 126, 173);
/* oklch */ color: oklch(56.4% 0.108 237.5);

Tailwind

colors: {
  custom: {
    50: '#76a3c5',
    500: '#287ead',
    950: '#000000',
  },
}

SCSS

$custom: #287ead;
$custom-light: #76a3c5;
$custom-dark: #000000;

JSON

{
  "hex": "#287ead",
  "rgb": {
    "r": 40,
    "g": 126,
    "b": 173
  },
  "hsl": {
    "h": 201.203,
    "s": 62.441,
    "l": 41.765
  },
  "oklch": {
    "l": 0.56439,
    "c": 0.10761,
    "h": 237.5
  },
  "luminance": 0.1839
}

Semantic roles & 50–950 ramp

primary

#287EAD

secondary

#C58B6C

accent

#7C42E6

background

#F7FAFC

surface

#EEF3F8

border

#C9CDD1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #287EAD

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

Preview Lab → · Contrast checker → · Palette generator →