#425AC7#425AC7

#425AC7 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.1% C 0.171 H 269.9°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#425AC7
RGB	rgb(66, 90, 199)
HSL	hsl(229, 54%, 52%)
HSV	hsv(229, 67%, 78%)
CMYK	cmyk(66.8%, 54.8%, 0%, 22%)
CIE-LAB	lab(42.14, 26.65, -59.61)
CIE-LCH	lch(42.14, 65.30, 294.09°)
OKLab	oklab(51.13% -0.0002 -0.1714)
OKLCH	oklch(51.13% 0.171 269.9)
XYZ	xyz(16.2082, 12.5926, 55.5982)
Luminance	0.1259 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425AC7 #C7AF42

analogous

#429DC7 #425AC7 #6D42C7

triadic

#425AC7 #C7425A #5AC742

tetradic

#425AC7 #C7429D #C7AF42 #42C76D

square

#425AC7 #C7429D #C7AF42 #42C76D

split-complementary

#425AC7 #C76D42 #9DC742

monochromatic

#212F6E #2F439D #425AC7 #7183D5 #A0ACE3

Accessibility & contrast

On white

5.97

#425AC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#425AC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425AC7

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425AC7	#FFFFFF	#000000	##FFFFFF
##425AC7	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACB

Deuteranopia (green-blind)

#005EC5

Tritanopia (blue-blind)

#007488

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #425ac7;
/* rgb */ color: rgb(66, 90, 199);
/* oklch */ color: oklch(51.1% 0.171 269.9);

Tailwind

colors: {
  custom: {
    50: '#8588d9',
    500: '#425ac7',
    950: '#000000',
  },
}

SCSS

$custom: #425ac7;
$custom-light: #8588d9;
$custom-dark: #000000;

JSON

{
  "hex": "#425ac7",
  "rgb": {
    "r": 66,
    "g": 90,
    "b": 199
  },
  "hsl": {
    "h": 229.173,
    "s": 54.286,
    "l": 51.961
  },
  "oklch": {
    "l": 0.51133,
    "c": 0.17142,
    "h": 269.9
  },
  "luminance": 0.12594
}

Semantic roles & 50–950 ramp

primary

#425AC7

secondary

#D0C595

accent

#C34ADE

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #425AC7

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

Preview Lab → · Contrast checker → · Palette generator →