#286BB4#286BB4

#286BB4 is a mid, vivid cyan. Relative luminance 0.143; OKLCH L 52.3% C 0.133 H 253.4°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#286BB4
RGB	rgb(40, 107, 180)
HSL	hsl(211, 64%, 43%)
HSV	hsv(211, 78%, 71%)
CMYK	cmyk(77.8%, 40.6%, 0%, 29.4%)
CIE-LAB	lab(44.60, 5.13, -44.67)
CIE-LCH	lch(44.60, 44.96, 276.55°)
OKLab	oklab(52.34% -0.0381 -0.1276)
OKLCH	oklch(52.34% 0.133 253.4)
XYZ	xyz(14.3679, 14.2601, 45.1664)
Luminance	0.1426 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#286BB4 #B47128

analogous

#28B1B4 #286BB4 #2B28B4

triadic

#286BB4 #B4286B #6BB428

tetradic

#286BB4 #B428B1 #B47128 #28B42B

square

#286BB4 #B428B1 #B47128 #28B42B

split-complementary

#286BB4 #B42B28 #B1B428

monochromatic

#122F50 #1D4D82 #286BB4 #4489D5 #76A9E1

Accessibility & contrast

On white

5.45

#286BB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#286BB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #286BB4

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##286BB4	#FFFFFF	#000000	##FFFFFF
##286BB4	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4870B7

Deuteranopia (green-blind)

#3164B3

Tritanopia (blue-blind)

#007C87

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #286bb4;
/* rgb */ color: rgb(40, 107, 180);
/* oklch */ color: oklch(52.3% 0.133 253.4);

Tailwind

colors: {
  custom: {
    50: '#7794cb',
    500: '#286bb4',
    950: '#000000',
  },
}

SCSS

$custom: #286bb4;
$custom-light: #7794cb;
$custom-dark: #000000;

JSON

{
  "hex": "#286bb4",
  "rgb": {
    "r": 40,
    "g": 107,
    "b": 180
  },
  "hsl": {
    "h": 211.286,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.52337,
    "c": 0.13321,
    "h": 253.4
  },
  "luminance": 0.14262
}

Semantic roles & 50–950 ramp

primary

#286BB4

secondary

#C89E70

accent

#9741E7

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #286BB4

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

Preview Lab → · Contrast checker → · Palette generator →