#286CB1#286CB1

#286CB1 is a mid, vivid cyan. Relative luminance 0.144; OKLCH L 52.4% C 0.128 H 251.9°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#286CB1
RGB	rgb(40, 108, 177)
HSL	hsl(210, 63%, 43%)
HSV	hsv(210, 77%, 69%)
CMYK	cmyk(77.4%, 39%, 0%, 30.6%)
CIE-LAB	lab(44.73, 3.36, -42.72)
CIE-LCH	lch(44.73, 42.85, 274.50°)
OKLab	oklab(52.38% -0.0397 -0.1219)
OKLCH	oklch(52.38% 0.128 251.9)
XYZ	xyz(14.1705, 14.3489, 43.6092)
Luminance	0.1435 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#286CB1 #B16D28

analogous

#28B1B1 #286CB1 #2828B1

triadic

#286CB1 #B1286C #6CB128

tetradic

#286CB1 #B128B1 #B16D28 #28B128

square

#286CB1 #B128B1 #B16D28 #28B128

split-complementary

#286CB1 #B12828 #B1B128

monochromatic

#112F4D #1D4E7F #286CB1 #428BD4 #74A9E0

Accessibility & contrast

On white

5.43

#286CB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#286CB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #286CB1

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##286CB1	#FFFFFF	#000000	##FFFFFF
##286CB1	1.00	5.43	3.87	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B71B4

Deuteranopia (green-blind)

#3664B0

Tritanopia (blue-blind)

#007C86

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #286cb1;
/* rgb */ color: rgb(40, 108, 177);
/* oklch */ color: oklch(52.4% 0.128 251.9);

Tailwind

colors: {
  custom: {
    50: '#7695c9',
    500: '#286cb1',
    950: '#000000',
  },
}

SCSS

$custom: #286cb1;
$custom-light: #7695c9;
$custom-dark: #000000;

JSON

{
  "hex": "#286cb1",
  "rgb": {
    "r": 40,
    "g": 108,
    "b": 177
  },
  "hsl": {
    "h": 210.219,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.52379,
    "c": 0.12821,
    "h": 251.9
  },
  "luminance": 0.14351
}

Semantic roles & 50–950 ramp

primary

#286CB1

secondary

#C79B6E

accent

#9542E6

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #286CB1

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

Preview Lab → · Contrast checker → · Palette generator →