#286EB4#286EB4

#286EB4 is a mid, vivid cyan. Relative luminance 0.149; OKLCH L 53.0% C 0.130 H 251.7°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#286EB4
RGB	rgb(40, 110, 180)
HSL	hsl(210, 64%, 43%)
HSV	hsv(210, 78%, 71%)
CMYK	cmyk(77.8%, 38.9%, 0%, 29.4%)
CIE-LAB	lab(45.49, 3.25, -43.25)
CIE-LCH	lch(45.49, 43.38, 274.30°)
OKLab	oklab(53.03% -0.0408 -0.1234)
OKLCH	oklch(53.03% 0.13 251.7)
XYZ	xyz(14.6861, 14.8965, 45.2725)
Luminance	0.1490 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#286EB4 #B46E28

analogous

#28B4B4 #286EB4 #2828B4

triadic

#286EB4 #B4286E #6EB428

tetradic

#286EB4 #B428B4 #B46E28 #28B428

square

#286EB4 #B428B4 #B46E28 #28B428

split-complementary

#286EB4 #B42828 #B4B428

monochromatic

#123150 #1D4F82 #286EB4 #448DD5 #76ABE1

Accessibility & contrast

On white

5.28

#286EB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#286EB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #286EB4

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##286EB4	#FFFFFF	#000000	##FFFFFF
##286EB4	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D73B7

Deuteranopia (green-blind)

#3766B3

Tritanopia (blue-blind)

#007F88

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #286eb4;
/* rgb */ color: rgb(40, 110, 180);
/* oklch */ color: oklch(53.0% 0.130 251.7);

Tailwind

colors: {
  custom: {
    50: '#7797cb',
    500: '#286eb4',
    950: '#000000',
  },
}

SCSS

$custom: #286eb4;
$custom-light: #7797cb;
$custom-dark: #000000;

JSON

{
  "hex": "#286eb4",
  "rgb": {
    "r": 40,
    "g": 110,
    "b": 180
  },
  "hsl": {
    "h": 210,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.5303,
    "c": 0.13,
    "h": 251.7
  },
  "luminance": 0.14898
}

Semantic roles & 50–950 ramp

primary

#286EB4

secondary

#C89C70

accent

#9441E7

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #286EB4

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

Preview Lab → · Contrast checker → · Palette generator →