#425AD3#425AD3

#425AD3 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 52.1% C 0.188 H 270.1°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#425AD3
RGB	rgb(66, 90, 211)
HSL	hsl(230, 62%, 54%)
HSV	hsv(230, 69%, 83%)
CMYK	cmyk(68.7%, 57.3%, 0%, 17.3%)
CIE-LAB	lab(43.02, 30.89, -65.10)
CIE-LCH	lch(43.02, 72.06, 295.39°)
OKLab	oklab(52.07% 0.0003 -0.1876)
OKLCH	oklch(52.07% 0.188 270.1)
XYZ	xyz(17.6568, 13.1720, 63.2273)
Luminance	0.1317 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425AD3 #D3BB42

analogous

#42A3D3 #425AD3 #7342D3

triadic

#425AD3 #D3425A #5AD342

tetradic

#425AD3 #D342A3 #D3BB42 #42D373

square

#425AD3 #D342A3 #D3BB42 #42D373

split-complementary

#425AD3 #D37342 #A3D342

monochromatic

#1D2D7D #293FAF #425AD3 #7485DF #A5B1EA

Accessibility & contrast

On white

5.78

#425AD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#425AD3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425AD3

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425AD3	#FFFFFF	#000000	##FFFFFF
##425AD3	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD7

Deuteranopia (green-blind)

#005FD1

Tritanopia (blue-blind)

#00788E

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #425ad3;
/* rgb */ color: rgb(66, 90, 211);
/* oklch */ color: oklch(52.1% 0.188 270.1);

Tailwind

colors: {
  custom: {
    50: '#8888e1',
    500: '#425ad3',
    950: '#000000',
  },
}

SCSS

$custom: #425ad3;
$custom-light: #8888e1;
$custom-dark: #000000;

JSON

{
  "hex": "#425ad3",
  "rgb": {
    "r": 66,
    "g": 90,
    "b": 211
  },
  "hsl": {
    "h": 230.069,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.52068,
    "c": 0.18756,
    "h": 270.1
  },
  "luminance": 0.13174
}

Semantic roles & 50–950 ramp

primary

#425AD3

secondary

#D7CD9A

accent

#CA42E5

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #425AD3

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

Preview Lab → · Contrast checker → · Palette generator →