#286FB3#286FB3

#286FB3 is a mid, vivid cyan. Relative luminance 0.151; OKLCH L 53.2% C 0.128 H 250.8°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#286FB3
RGB	rgb(40, 111, 179)
HSL	hsl(209, 63%, 43%)
HSV	hsv(209, 78%, 70%)
CMYK	cmyk(77.7%, 38%, 0%, 29.8%)
CIE-LAB	lab(45.73, 2.25, -42.29)
CIE-LCH	lch(45.73, 42.35, 273.05°)
OKLab	oklab(53.2% -0.0419 -0.1206)
OKLCH	oklch(53.2% 0.128 250.8)
XYZ	xyz(14.6931, 15.0729, 44.7741)
Luminance	0.1507 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#286FB3 #B36C28

analogous

#28B3B2 #286FB3 #2829B3

triadic

#286FB3 #B3286F #6FB328

tetradic

#286FB3 #B228B3 #B36C28 #29B328

square

#286FB3 #B228B3 #B36C28 #29B328

split-complementary

#286FB3 #B32829 #B3B228

monochromatic

#12314F #1D5081 #286FB3 #438ED5 #75ACE0

Accessibility & contrast

On white

5.23

#286FB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#286FB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #286FB3

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##286FB3	#FFFFFF	#000000	##FFFFFF
##286FB3	1.00	5.23	4.01	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F73B6

Deuteranopia (green-blind)

#3A66B2

Tritanopia (blue-blind)

#007F88

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #286fb3;
/* rgb */ color: rgb(40, 111, 179);
/* oklch */ color: oklch(53.2% 0.128 250.8);

Tailwind

colors: {
  custom: {
    50: '#7697ca',
    500: '#286fb3',
    950: '#000000',
  },
}

SCSS

$custom: #286fb3;
$custom-light: #7697ca;
$custom-dark: #000000;

JSON

{
  "hex": "#286fb3",
  "rgb": {
    "r": 40,
    "g": 111,
    "b": 179
  },
  "hsl": {
    "h": 209.353,
    "s": 63.47,
    "l": 42.941
  },
  "oklch": {
    "l": 0.53201,
    "c": 0.12767,
    "h": 250.8
  },
  "luminance": 0.15075
}

Semantic roles & 50–950 ramp

primary

#286FB3

secondary

#C89A6F

accent

#9241E6

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #286FB3

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

Preview Lab → · Contrast checker → · Palette generator →