#425BD4#425BD4

#425BD4 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.3% C 0.188 H 269.8°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#425BD4
RGB	rgb(66, 91, 212)
HSL	hsl(230, 63%, 55%)
HSV	hsv(230, 69%, 83%)
CMYK	cmyk(68.9%, 57.1%, 0%, 16.9%)
CIE-LAB	lab(43.35, 30.61, -65.14)
CIE-LCH	lch(43.35, 71.97, 295.17°)
OKLab	oklab(52.34% -0.0005 -0.1877)
OKLCH	oklch(52.34% 0.188 269.8)
XYZ	xyz(17.8675, 13.3921, 63.9179)
Luminance	0.1339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425BD4 #D4BB42

analogous

#42A4D4 #425BD4 #7242D4

triadic

#425BD4 #D4425B #5BD442

tetradic

#425BD4 #D442A4 #D4BB42 #42D472

square

#425BD4 #D442A4 #D4BB42 #42D472

split-complementary

#425BD4 #D47242 #A4D442

monochromatic

#1D2E7F #2840B1 #425BD4 #7486DF #A6B2EB

Accessibility & contrast

On white

5.71

#425BD4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#425BD4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425BD4

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425BD4	#FFFFFF	#000000	##FFFFFF
##425BD4	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD8

Deuteranopia (green-blind)

#0060D2

Tritanopia (blue-blind)

#00798F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #425bd4;
/* rgb */ color: rgb(66, 91, 212);
/* oklch */ color: oklch(52.3% 0.188 269.8);

Tailwind

colors: {
  custom: {
    50: '#8889e2',
    500: '#425bd4',
    950: '#000000',
  },
}

SCSS

$custom: #425bd4;
$custom-light: #8889e2;
$custom-dark: #000000;

JSON

{
  "hex": "#425bd4",
  "rgb": {
    "r": 66,
    "g": 91,
    "b": 212
  },
  "hsl": {
    "h": 229.726,
    "s": 62.931,
    "l": 54.51
  },
  "oklch": {
    "l": 0.52335,
    "c": 0.18767,
    "h": 269.8
  },
  "luminance": 0.13394
}

Semantic roles & 50–950 ramp

primary

#425BD4

secondary

#D8CD9A

accent

#CA42E6

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0B15

muted

#7E7C84

Preview Lab

Preview with #425BD4

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

Preview Lab → · Contrast checker → · Palette generator →