#285BCA#285BCA

#285BCA is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.4% C 0.181 H 263.0°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#285BCA
RGB	rgb(40, 91, 202)
HSL	hsl(221, 67%, 47%)
HSV	hsv(221, 80%, 79%)
CMYK	cmyk(80.2%, 55%, 0%, 20.8%)
CIE-LAB	lab(41.53, 23.88, -62.40)
CIE-LCH	lch(41.53, 66.81, 290.94°)
OKLab	oklab(50.43% -0.0222 -0.1801)
OKLCH	oklch(50.43% 0.181 263)
XYZ	xyz(15.2730, 12.1957, 57.4147)
Luminance	0.1220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285BCA #CA9728

analogous

#28ACCA #285BCA #4628CA

triadic

#285BCA #CA285B #5BCA28

tetradic

#285BCA #CA28AC #CA9728 #28CA46

square

#285BCA #CA28AC #CA9728 #28CA46

split-complementary

#285BCA #CA4628 #ACCA28

monochromatic

#142D64 #1E4497 #285BCA #527EDD #85A4E7

Accessibility & contrast

On white

6.11

#285BCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#285BCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285BCA

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285BCA	#FFFFFF	#000000	##FFFFFF
##285BCA	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACE

Deuteranopia (green-blind)

#005BC8

Tritanopia (blue-blind)

#007789

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #285bca;
/* rgb */ color: rgb(40, 91, 202);
/* oklch */ color: oklch(50.4% 0.181 263.0);

Tailwind

colors: {
  custom: {
    50: '#7c88db',
    500: '#285bca',
    950: '#000000',
  },
}

SCSS

$custom: #285bca;
$custom-light: #7c88db;
$custom-dark: #000000;

JSON

{
  "hex": "#285bca",
  "rgb": {
    "r": 40,
    "g": 91,
    "b": 202
  },
  "hsl": {
    "h": 221.111,
    "s": 66.942,
    "l": 47.451
  },
  "oklch": {
    "l": 0.50434,
    "c": 0.18144,
    "h": 263
  },
  "luminance": 0.12198
}

Semantic roles & 50–950 ramp

primary

#285BCA

secondary

#D0B67E

accent

#B43EEA

background

#F8F8FD

surface

#EFEFFB

border

#CACAD4

text

#0B0B15

muted

#7C7C83

Preview Lab

Preview with #285BCA

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

Preview Lab → · Contrast checker → · Palette generator →