#286DB0#286DB0

#286DB0 is a mid, vivid cyan. Relative luminance 0.145; OKLCH L 52.5% C 0.126 H 251.0°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#286DB0
RGB	rgb(40, 109, 176)
HSL	hsl(210, 63%, 42%)
HSV	hsv(210, 77%, 69%)
CMYK	cmyk(77.3%, 38.1%, 0%, 31%)
CIE-LAB	lab(44.97, 2.36, -41.75)
CIE-LCH	lch(44.97, 41.82, 273.24°)
OKLab	oklab(52.55% -0.0409 -0.119)
OKLCH	oklch(52.55% 0.126 251)
XYZ	xyz(14.1772, 14.5213, 43.1216)
Luminance	0.1452 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#286DB0 #B06B28

analogous

#28B0AF #286DB0 #2829B0

triadic

#286DB0 #B0286D #6DB028

tetradic

#286DB0 #AF28B0 #B06B28 #29B028

square

#286DB0 #AF28B0 #B06B28 #29B028

split-complementary

#286DB0 #B02829 #B0AF28

monochromatic

#112F4C #1D4E7E #286DB0 #418CD4 #73AADF

Accessibility & contrast

On white

5.38

#286DB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#286DB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #286DB0

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##286DB0	#FFFFFF	#000000	##FFFFFF
##286DB0	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E71B3

Deuteranopia (green-blind)

#3965AF

Tritanopia (blue-blind)

#007D86

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #286db0;
/* rgb */ color: rgb(40, 109, 176);
/* oklch */ color: oklch(52.5% 0.126 251.0);

Tailwind

colors: {
  custom: {
    50: '#7696c8',
    500: '#286db0',
    950: '#000000',
  },
}

SCSS

$custom: #286db0;
$custom-light: #7696c8;
$custom-dark: #000000;

JSON

{
  "hex": "#286db0",
  "rgb": {
    "r": 40,
    "g": 109,
    "b": 176
  },
  "hsl": {
    "h": 209.559,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.5255,
    "c": 0.12586,
    "h": 251
  },
  "luminance": 0.14523
}

Semantic roles & 50–950 ramp

primary

#286DB0

secondary

#C6996D

accent

#9342E6

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #286DB0

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

Preview Lab → · Contrast checker → · Palette generator →