#286DE3#286DE3

#286DE3 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 56.1% C 0.193 H 260.5°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#286DE3
RGB	rgb(40, 109, 227)
HSL	hsl(218, 77%, 52%)
HSV	hsv(218, 82%, 89%)
CMYK	cmyk(82.4%, 52%, 0%, 11%)
CIE-LAB	lab(48.17, 21.79, -65.88)
CIE-LCH	lch(48.17, 69.39, 288.30°)
OKLab	oklab(56.05% -0.0317 -0.19)
OKLCH	oklch(56.05% 0.193 260.5)
XYZ	xyz(20.2038, 16.9319, 74.8615)
Luminance	0.1693 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#286DE3 #E39E28

analogous

#28CBE3 #286DE3 #4128E3

triadic

#286DE3 #E3286D #6DE328

tetradic

#286DE3 #E328CB #E39E28 #28E341

square

#286DE3 #E328CB #E39E28 #28E341

split-complementary

#286DE3 #E34128 #CBE328

monochromatic

#113A80 #1852B6 #286DE3 #5E92EA #94B7F1

Accessibility & contrast

On white

4.79

#286DE3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#286DE3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #286DE3

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##286DE3	#FFFFFF	#000000	##FFFFFF
##286DE3	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#147BE7

Deuteranopia (green-blind)

#006AE1

Tritanopia (blue-blind)

#008A9D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #286de3;
/* rgb */ color: rgb(40, 109, 227);
/* oklch */ color: oklch(56.1% 0.193 260.5);

Tailwind

colors: {
  custom: {
    50: '#8196ed',
    500: '#286de3',
    950: '#000000',
  },
}

SCSS

$custom: #286de3;
$custom-light: #8196ed;
$custom-dark: #000000;

JSON

{
  "hex": "#286de3",
  "rgb": {
    "r": 40,
    "g": 109,
    "b": 227
  },
  "hsl": {
    "h": 217.861,
    "s": 76.955,
    "l": 52.353
  },
  "oklch": {
    "l": 0.56051,
    "c": 0.1926,
    "h": 260.5
  },
  "luminance": 0.16934
}

Semantic roles & 50–950 ramp

primary

#286DE3

secondary

#DCBE8B

accent

#AD34F3

background

#F8F9FE

surface

#F0F1FD

border

#CBCBD5

text

#0C0D16

muted

#7D7E84

Preview Lab

Preview with #286DE3

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

Preview Lab → · Contrast checker → · Palette generator →