#286FB4#286FB4

#286FB4 is a mid, vivid cyan. Relative luminance 0.151; OKLCH L 53.3% C 0.129 H 251.1°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#286FB4
RGB	rgb(40, 111, 180)
HSL	hsl(210, 64%, 43%)
HSV	hsv(210, 78%, 71%)
CMYK	cmyk(77.8%, 38.3%, 0%, 29.4%)
CIE-LAB	lab(45.79, 2.63, -42.78)
CIE-LCH	lch(45.79, 42.86, 273.52°)
OKLab	oklab(53.26% -0.0417 -0.122)
OKLCH	oklch(53.26% 0.129 251.1)
XYZ	xyz(14.7946, 15.1135, 45.3086)
Luminance	0.1512 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#286FB4 #B46D28

analogous

#28B4B3 #286FB4 #2829B4

triadic

#286FB4 #B4286F #6FB428

tetradic

#286FB4 #B328B4 #B46D28 #29B428

square

#286FB4 #B328B4 #B46D28 #29B428

split-complementary

#286FB4 #B42829 #B4B328

monochromatic

#123150 #1D5082 #286FB4 #448ED5 #76ACE1

Accessibility & contrast

On white

5.22

#286FB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#286FB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #286FB4

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##286FB4	#FFFFFF	#000000	##FFFFFF
##286FB4	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E73B7

Deuteranopia (green-blind)

#3967B3

Tritanopia (blue-blind)

#007F89

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #286fb4;
/* rgb */ color: rgb(40, 111, 180);
/* oklch */ color: oklch(53.3% 0.129 251.1);

Tailwind

colors: {
  custom: {
    50: '#7797cb',
    500: '#286fb4',
    950: '#000000',
  },
}

SCSS

$custom: #286fb4;
$custom-light: #7797cb;
$custom-dark: #000000;

JSON

{
  "hex": "#286fb4",
  "rgb": {
    "r": 40,
    "g": 111,
    "b": 180
  },
  "hsl": {
    "h": 209.571,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.53263,
    "c": 0.12895,
    "h": 251.1
  },
  "luminance": 0.15115
}

Semantic roles & 50–950 ramp

primary

#286FB4

secondary

#C89B70

accent

#9341E7

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #286FB4

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

Preview Lab → · Contrast checker → · Palette generator →