#285AA0#285AA0

#285AA0 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.1% C 0.126 H 257.4°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#285AA0
RGB	rgb(40, 90, 160)
HSL	hsl(215, 60%, 39%)
HSV	hsv(215, 75%, 63%)
CMYK	cmyk(75%, 43.7%, 0%, 37.3%)
CIE-LAB	lab(38.38, 8.35, -42.81)
CIE-LCH	lch(38.38, 43.62, 281.03°)
OKLab	oklab(47.11% -0.0273 -0.1225)
OKLCH	oklch(47.11% 0.126 257.4)
XYZ	xyz(10.8741, 10.3003, 34.6660)
Luminance	0.1030 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285AA0 #A06E28

analogous

#2896A0 #285AA0 #3228A0

triadic

#285AA0 #A0285A #5AA028

tetradic

#285AA0 #A02896 #A06E28 #28A032

square

#285AA0 #A02896 #A06E28 #28A032

split-complementary

#285AA0 #A03228 #96A028

monochromatic

#10233E #1C3E6F #285AA0 #3876CD #6998D9

Accessibility & contrast

On white

6.86

#285AA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#285AA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285AA0

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285AA0	#FFFFFF	#000000	##FFFFFF
##285AA0	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3760A3

Deuteranopia (green-blind)

#22559F

Tritanopia (blue-blind)

#006A75

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #285aa0;
/* rgb */ color: rgb(40, 90, 160);
/* oklch */ color: oklch(47.1% 0.126 257.4);

Tailwind

colors: {
  custom: {
    50: '#7388bc',
    500: '#285aa0',
    950: '#000000',
  },
}

SCSS

$custom: #285aa0;
$custom-light: #7388bc;
$custom-dark: #000000;

JSON

{
  "hex": "#285aa0",
  "rgb": {
    "r": 40,
    "g": 90,
    "b": 160
  },
  "hsl": {
    "h": 215,
    "s": 60,
    "l": 39.216
  },
  "oklch": {
    "l": 0.47111,
    "c": 0.1255,
    "h": 257.4
  },
  "luminance": 0.10302
}

Semantic roles & 50–950 ramp

primary

#285AA0

secondary

#C09A64

accent

#A145E3

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #285AA0

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

Preview Lab → · Contrast checker → · Palette generator →