#285FBC#285FBC

#285FBC is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.2% C 0.158 H 260.3°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#285FBC
RGB	rgb(40, 95, 188)
HSL	hsl(218, 65%, 45%)
HSV	hsv(218, 79%, 74%)
CMYK	cmyk(78.7%, 49.5%, 0%, 26.3%)
CIE-LAB	lab(41.63, 15.90, -54.10)
CIE-LCH	lch(41.63, 56.39, 286.37°)
OKLab	oklab(50.2% -0.0266 -0.1556)
OKLCH	oklch(50.2% 0.158 260.3)
XYZ	xyz(14.0411, 12.2647, 49.1945)
Luminance	0.1227 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285FBC #BC8528

analogous

#28A9BC #285FBC #3B28BC

triadic

#285FBC #BC285F #5FBC28

tetradic

#285FBC #BC28A9 #BC8528 #28BC3B

square

#285FBC #BC28A9 #BC8528 #28BC3B

split-complementary

#285FBC #BC3B28 #A9BC28

monochromatic

#132C57 #1D458A #285FBC #497ED8 #7BA2E3

Accessibility & contrast

On white

6.08

#285FBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#285FBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285FBC

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285FBC	#FFFFFF	#000000	##FFFFFF
##285FBC	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2769BF

Deuteranopia (green-blind)

#005CBA

Tritanopia (blue-blind)

#007584

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #285fbc;
/* rgb */ color: rgb(40, 95, 188);
/* oklch */ color: oklch(50.2% 0.158 260.3);

Tailwind

colors: {
  custom: {
    50: '#798bd1',
    500: '#285fbc',
    950: '#000000',
  },
}

SCSS

$custom: #285fbc;
$custom-light: #798bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#285fbc",
  "rgb": {
    "r": 40,
    "g": 95,
    "b": 188
  },
  "hsl": {
    "h": 217.703,
    "s": 64.912,
    "l": 44.706
  },
  "oklch": {
    "l": 0.50201,
    "c": 0.15786,
    "h": 260.3
  },
  "luminance": 0.12266
}

Semantic roles & 50–950 ramp

primary

#285FBC

secondary

#CBAB75

accent

#A940E8

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0C14

muted

#7C7D82

Preview Lab

Preview with #285FBC

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

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