#425FD7#425FD7

#425FD7 is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.3% C 0.187 H 268.9°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#425FD7
RGB	rgb(66, 95, 215)
HSL	hsl(228, 65%, 55%)
HSV	hsv(228, 69%, 84%)
CMYK	cmyk(69.3%, 55.8%, 0%, 15.7%)
CIE-LAB	lab(44.59, 29.15, -64.84)
CIE-LCH	lch(44.59, 71.09, 294.20°)
OKLab	oklab(53.33% -0.0036 -0.1867)
OKLCH	oklch(53.33% 0.187 268.9)
XYZ	xyz(18.6005, 14.2471, 66.0465)
Luminance	0.1425 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425FD7 #D7BA42

analogous

#42AAD7 #425FD7 #6F42D7

triadic

#425FD7 #D7425F #5FD742

tetradic

#425FD7 #D742AA #D7BA42 #42D76F

square

#425FD7 #D742AA #D7BA42 #42D76F

split-complementary

#425FD7 #D76F42 #AAD742

monochromatic

#1C3083 #2642B5 #425FD7 #758AE2 #A7B5EC

Accessibility & contrast

On white

5.45

#425FD7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#425FD7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425FD7

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425FD7	#FFFFFF	#000000	##FFFFFF
##425FD7	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071DB

Deuteranopia (green-blind)

#0063D5

Tritanopia (blue-blind)

#007C92

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #425fd7;
/* rgb */ color: rgb(66, 95, 215);
/* oklch */ color: oklch(53.3% 0.187 268.9);

Tailwind

colors: {
  custom: {
    50: '#888ce4',
    500: '#425fd7',
    950: '#000000',
  },
}

SCSS

$custom: #425fd7;
$custom-light: #888ce4;
$custom-dark: #000000;

JSON

{
  "hex": "#425fd7",
  "rgb": {
    "r": 66,
    "g": 95,
    "b": 215
  },
  "hsl": {
    "h": 228.322,
    "s": 65.066,
    "l": 55.098
  },
  "oklch": {
    "l": 0.53331,
    "c": 0.18678,
    "h": 268.9
  },
  "luminance": 0.14249
}

Semantic roles & 50–950 ramp

primary

#425FD7

secondary

#DACD9B

accent

#C740E8

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #425FD7

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

Preview Lab → · Contrast checker → · Palette generator →