#285AAF#285AAF

#285AAF is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.2% C 0.146 H 260.3°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#285AAF
RGB	rgb(40, 90, 175)
HSL	hsl(218, 63%, 42%)
HSV	hsv(218, 77%, 69%)
CMYK	cmyk(77.1%, 48.6%, 0%, 31.4%)
CIE-LAB	lab(39.34, 14.14, -50.17)
CIE-LCH	lch(39.34, 52.13, 285.74°)
OKLab	oklab(48.16% -0.0246 -0.1441)
OKLCH	oklch(48.16% 0.146 260.3)
XYZ	xyz(12.2663, 10.8572, 41.9983)
Luminance	0.1086 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285AAF #AF7D28

analogous

#289EAF #285AAF #3A28AF

triadic

#285AAF #AF285A #5AAF28

tetradic

#285AAF #AF289E #AF7D28 #28AF3A

square

#285AAF #AF289E #AF7D28 #28AF3A

split-complementary

#285AAF #AF3A28 #9EAF28

monochromatic

#11274B #1D407D #285AAF #4177D4 #739BDF

Accessibility & contrast

On white

6.62

#285AAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#285AAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285AAF

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285AAF	#FFFFFF	#000000	##FFFFFF
##285AAF	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A63B2

Deuteranopia (green-blind)

#0057AD

Tritanopia (blue-blind)

#006E7C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #285aaf;
/* rgb */ color: rgb(40, 90, 175);
/* oklch */ color: oklch(48.2% 0.146 260.3);

Tailwind

colors: {
  custom: {
    50: '#7688c7',
    500: '#285aaf',
    950: '#000000',
  },
}

SCSS

$custom: #285aaf;
$custom-light: #7688c7;
$custom-dark: #000000;

JSON

{
  "hex": "#285aaf",
  "rgb": {
    "r": 40,
    "g": 90,
    "b": 175
  },
  "hsl": {
    "h": 217.778,
    "s": 62.791,
    "l": 42.157
  },
  "oklch": {
    "l": 0.48163,
    "c": 0.14622,
    "h": 260.3
  },
  "luminance": 0.10859
}

Semantic roles & 50–950 ramp

primary

#285AAF

secondary

#C6A56D

accent

#A942E6

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #285AAF

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

Preview Lab → · Contrast checker → · Palette generator →