#285EB6#285EB6

#285EB6 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.5% C 0.151 H 259.8°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#285EB6
RGB	rgb(40, 94, 182)
HSL	hsl(217, 64%, 44%)
HSV	hsv(217, 78%, 71%)
CMYK	cmyk(78%, 48.4%, 0%, 28.6%)
CIE-LAB	lab(40.95, 14.23, -51.70)
CIE-LCH	lch(40.95, 53.62, 285.39°)
OKLab	oklab(49.55% -0.0267 -0.1485)
OKLCH	oklch(49.55% 0.151 259.8)
XYZ	xyz(13.3182, 11.8324, 45.8289)
Luminance	0.1183 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285EB6 #B68028

analogous

#28A5B6 #285EB6 #3928B6

triadic

#285EB6 #B6285E #5EB628

tetradic

#285EB6 #B628A5 #B68028 #28B639

square

#285EB6 #B628A5 #B68028 #28B639

split-complementary

#285EB6 #B63928 #A5B628

monochromatic

#122A52 #1D4484 #285EB6 #457CD6 #77A0E1

Accessibility & contrast

On white

6.24

#285EB6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#285EB6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285EB6

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285EB6	#FFFFFF	#000000	##FFFFFF
##285EB6	1.00	6.24	3.37	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C67B9

Deuteranopia (green-blind)

#005AB4

Tritanopia (blue-blind)

#007381

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #285eb6;
/* rgb */ color: rgb(40, 94, 182);
/* oklch */ color: oklch(49.5% 0.151 259.8);

Tailwind

colors: {
  custom: {
    50: '#778bcc',
    500: '#285eb6',
    950: '#000000',
  },
}

SCSS

$custom: #285eb6;
$custom-light: #778bcc;
$custom-dark: #000000;

JSON

{
  "hex": "#285eb6",
  "rgb": {
    "r": 40,
    "g": 94,
    "b": 182
  },
  "hsl": {
    "h": 217.183,
    "s": 63.964,
    "l": 43.529
  },
  "oklch": {
    "l": 0.49547,
    "c": 0.15094,
    "h": 259.8
  },
  "luminance": 0.11834
}

Semantic roles & 50–950 ramp

primary

#285EB6

secondary

#C9A771

accent

#A841E7

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #285EB6

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

Preview Lab → · Contrast checker → · Palette generator →