#285DC3#285DC3

#285DC3 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.3% C 0.170 H 261.8°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#285DC3
RGB	rgb(40, 93, 195)
HSL	hsl(219, 66%, 46%)
HSV	hsv(219, 79%, 76%)
CMYK	cmyk(79.5%, 52.3%, 0%, 23.5%)
CIE-LAB	lab(41.56, 19.89, -58.29)
CIE-LCH	lch(41.56, 61.59, 288.84°)
OKLab	oklab(50.3% -0.0243 -0.168)
OKLCH	oklch(50.3% 0.17 261.8)
XYZ	xyz(14.6362, 12.2182, 53.2061)
Luminance	0.1222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285DC3 #C38E28

analogous

#28AAC3 #285DC3 #4128C3

triadic

#285DC3 #C3285D #5DC328

tetradic

#285DC3 #C328AA #C38E28 #28C341

square

#285DC3 #C328AA #C38E28 #28C341

split-complementary

#285DC3 #C34128 #AAC328

monochromatic

#132D5D #1E4590 #285DC3 #4E7EDB #80A3E5

Accessibility & contrast

On white

6.10

#285DC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#285DC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285DC3

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285DC3	#FFFFFF	#000000	##FFFFFF
##285DC3	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1369C7

Deuteranopia (green-blind)

#005BC1

Tritanopia (blue-blind)

#007687

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #285dc3;
/* rgb */ color: rgb(40, 93, 195);
/* oklch */ color: oklch(50.3% 0.170 261.8);

Tailwind

colors: {
  custom: {
    50: '#7a8ad6',
    500: '#285dc3',
    950: '#000000',
  },
}

SCSS

$custom: #285dc3;
$custom-light: #7a8ad6;
$custom-dark: #000000;

JSON

{
  "hex": "#285dc3",
  "rgb": {
    "r": 40,
    "g": 93,
    "b": 195
  },
  "hsl": {
    "h": 219.484,
    "s": 65.957,
    "l": 46.078
  },
  "oklch": {
    "l": 0.503,
    "c": 0.1697,
    "h": 261.8
  },
  "luminance": 0.1222
}

Semantic roles & 50–950 ramp

primary

#285DC3

secondary

#CEB179

accent

#AF3FE9

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #285DC3

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

Preview Lab → · Contrast checker → · Palette generator →