#286CB0#286CB0

#286CB0 is a mid, vivid cyan. Relative luminance 0.143; OKLCH L 52.3% C 0.127 H 251.6°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#286CB0
RGB	rgb(40, 108, 176)
HSL	hsl(210, 63%, 42%)
HSV	hsv(210, 77%, 69%)
CMYK	cmyk(77.3%, 38.6%, 0%, 31%)
CIE-LAB	lab(44.67, 2.98, -42.22)
CIE-LCH	lch(44.67, 42.33, 274.04°)
OKLab	oklab(52.32% -0.04 -0.1204)
OKLCH	oklch(52.32% 0.127 251.6)
XYZ	xyz(14.0712, 14.3092, 43.0862)
Luminance	0.1431 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#286CB0 #B06C28

analogous

#28B0B0 #286CB0 #2828B0

triadic

#286CB0 #B0286C #6CB028

tetradic

#286CB0 #B028B0 #B06C28 #28B028

square

#286CB0 #B028B0 #B06C28 #28B028

split-complementary

#286CB0 #B02828 #B0B028

monochromatic

#112F4C #1D4D7E #286CB0 #418BD4 #73A9DF

Accessibility & contrast

On white

5.44

#286CB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#286CB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #286CB0

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##286CB0	#FFFFFF	#000000	##FFFFFF
##286CB0	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C70B3

Deuteranopia (green-blind)

#3764AF

Tritanopia (blue-blind)

#007C85

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #286cb0;
/* rgb */ color: rgb(40, 108, 176);
/* oklch */ color: oklch(52.3% 0.127 251.6);

Tailwind

colors: {
  custom: {
    50: '#7695c8',
    500: '#286cb0',
    950: '#000000',
  },
}

SCSS

$custom: #286cb0;
$custom-light: #7695c8;
$custom-dark: #000000;

JSON

{
  "hex": "#286cb0",
  "rgb": {
    "r": 40,
    "g": 108,
    "b": 176
  },
  "hsl": {
    "h": 210,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.52317,
    "c": 0.12691,
    "h": 251.6
  },
  "luminance": 0.14311
}

Semantic roles & 50–950 ramp

primary

#286CB0

secondary

#C69A6D

accent

#9442E6

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #286CB0

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

Preview Lab → · Contrast checker → · Palette generator →