#285AA9#285AA9

#285AA9 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 47.7% C 0.138 H 259.3°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#285AA9
RGB	rgb(40, 90, 169)
HSL	hsl(217, 62%, 41%)
HSV	hsv(217, 76%, 66%)
CMYK	cmyk(76.3%, 46.7%, 0%, 33.7%)
CIE-LAB	lab(38.94, 11.82, -47.26)
CIE-LCH	lch(38.94, 48.72, 284.05°)
OKLab	oklab(47.73% -0.0256 -0.1356)
OKLCH	oklch(47.73% 0.138 259.3)
XYZ	xyz(11.6901, 10.6267, 38.9635)
Luminance	0.1063 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285AA9 #A97728

analogous

#289AA9 #285AA9 #3628A9

triadic

#285AA9 #A9285A #5AA928

tetradic

#285AA9 #A9289A #A97728 #28A936

square

#285AA9 #A9289A #A97728 #28A936

split-complementary

#285AA9 #A93628 #9AA928

monochromatic

#112546 #1C4078 #285AA9 #3D76D1 #6F99DD

Accessibility & contrast

On white

6.72

#285AA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#285AA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285AA9

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285AA9	#FFFFFF	#000000	##FFFFFF
##285AA9	1.00	6.72	3.13	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3062AC

Deuteranopia (green-blind)

#1056A7

Tritanopia (blue-blind)

#006D79

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #285aa9;
/* rgb */ color: rgb(40, 90, 169);
/* oklch */ color: oklch(47.7% 0.138 259.3);

Tailwind

colors: {
  custom: {
    50: '#7588c3',
    500: '#285aa9',
    950: '#000000',
  },
}

SCSS

$custom: #285aa9;
$custom-light: #7588c3;
$custom-dark: #000000;

JSON

{
  "hex": "#285aa9",
  "rgb": {
    "r": 40,
    "g": 90,
    "b": 169
  },
  "hsl": {
    "h": 216.744,
    "s": 61.722,
    "l": 40.98
  },
  "oklch": {
    "l": 0.47733,
    "c": 0.13796,
    "h": 259.3
  },
  "luminance": 0.10628
}

Semantic roles & 50–950 ramp

primary

#285AA9

secondary

#C4A169

accent

#A643E5

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #285AA9

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

Preview Lab → · Contrast checker → · Palette generator →