#285CBC#285CBC

#285CBC is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.6% C 0.162 H 261.3°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#285CBC
RGB	rgb(40, 92, 188)
HSL	hsl(219, 65%, 45%)
HSV	hsv(219, 79%, 74%)
CMYK	cmyk(78.7%, 51.1%, 0%, 26.3%)
CIE-LAB	lab(40.79, 17.85, -55.46)
CIE-LCH	lch(40.79, 58.26, 287.84°)
OKLab	oklab(49.56% -0.0243 -0.1597)
OKLCH	oklch(49.56% 0.162 261.3)
XYZ	xyz(13.7760, 11.7346, 49.1062)
Luminance	0.1174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285CBC #BC8828

analogous

#28A6BC #285CBC #3E28BC

triadic

#285CBC #BC285C #5CBC28

tetradic

#285CBC #BC28A6 #BC8828 #28BC3E

square

#285CBC #BC28A6 #BC8828 #28BC3E

split-complementary

#285CBC #BC3E28 #A6BC28

monochromatic

#132B57 #1D438A #285CBC #497BD8 #7BA0E3

Accessibility & contrast

On white

6.27

#285CBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#285CBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285CBC

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285CBC	#FFFFFF	#000000	##FFFFFF
##285CBC	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E67BF

Deuteranopia (green-blind)

#005ABA

Tritanopia (blue-blind)

#007383

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #285cbc;
/* rgb */ color: rgb(40, 92, 188);
/* oklch */ color: oklch(49.6% 0.162 261.3);

Tailwind

colors: {
  custom: {
    50: '#7989d1',
    500: '#285cbc',
    950: '#000000',
  },
}

SCSS

$custom: #285cbc;
$custom-light: #7989d1;
$custom-dark: #000000;

JSON

{
  "hex": "#285cbc",
  "rgb": {
    "r": 40,
    "g": 92,
    "b": 188
  },
  "hsl": {
    "h": 218.919,
    "s": 64.912,
    "l": 44.706
  },
  "oklch": {
    "l": 0.49557,
    "c": 0.1615,
    "h": 261.3
  },
  "luminance": 0.11736
}

Semantic roles & 50–950 ramp

primary

#285CBC

secondary

#CBAD75

accent

#AD40E8

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #285CBC

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

Preview Lab → · Contrast checker → · Palette generator →