#285AAA#285AAA

#285AAA is a mid, vivid blue. Relative luminance 0.107; OKLCH L 47.8% C 0.139 H 259.5°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#285AAA
RGB	rgb(40, 90, 170)
HSL	hsl(217, 62%, 41%)
HSV	hsv(217, 76%, 67%)
CMYK	cmyk(76.5%, 47.1%, 0%, 33.3%)
CIE-LAB	lab(39.01, 12.21, -47.75)
CIE-LCH	lch(39.01, 49.28, 284.35°)
OKLab	oklab(47.8% -0.0254 -0.137)
OKLCH	oklch(47.8% 0.139 259.5)
XYZ	xyz(11.7843, 10.6644, 39.4598)
Luminance	0.1067 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285AAA #AA7828

analogous

#289BAA #285AAA #3728AA

triadic

#285AAA #AA285A #5AAA28

tetradic

#285AAA #AA289B #AA7828 #28AA37

square

#285AAA #AA289B #AA7828 #28AA37

split-complementary

#285AAA #AA3728 #9BAA28

monochromatic

#112647 #1C4078 #285AAA #3E77D2 #6F9ADD

Accessibility & contrast

On white

6.70

#285AAA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#285AAA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285AAA

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285AAA	#FFFFFF	#000000	##FFFFFF
##285AAA	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F62AD

Deuteranopia (green-blind)

#0D56A8

Tritanopia (blue-blind)

#006D7A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #285aaa;
/* rgb */ color: rgb(40, 90, 170);
/* oklch */ color: oklch(47.8% 0.139 259.5);

Tailwind

colors: {
  custom: {
    50: '#7588c4',
    500: '#285aaa',
    950: '#000000',
  },
}

SCSS

$custom: #285aaa;
$custom-light: #7588c4;
$custom-dark: #000000;

JSON

{
  "hex": "#285aaa",
  "rgb": {
    "r": 40,
    "g": 90,
    "b": 170
  },
  "hsl": {
    "h": 216.923,
    "s": 61.905,
    "l": 41.176
  },
  "oklch": {
    "l": 0.47804,
    "c": 0.13934,
    "h": 259.5
  },
  "luminance": 0.10666
}

Semantic roles & 50–950 ramp

primary

#285AAA

secondary

#C4A16A

accent

#A743E5

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #285AAA

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

Preview Lab → · Contrast checker → · Palette generator →