#425AC8#425AC8

#425AC8 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.2% C 0.173 H 270.0°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#425AC8
RGB	rgb(66, 90, 200)
HSL	hsl(229, 55%, 52%)
HSV	hsv(229, 67%, 78%)
CMYK	cmyk(67%, 55%, 0%, 21.6%)
CIE-LAB	lab(42.21, 27.01, -60.07)
CIE-LCH	lch(42.21, 65.86, 294.21°)
OKLab	oklab(51.21% -0.0001 -0.1728)
OKLCH	oklch(51.21% 0.173 270)
XYZ	xyz(16.3247, 12.6392, 56.2117)
Luminance	0.1264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425AC8 #C8B042

analogous

#429DC8 #425AC8 #6D42C8

triadic

#425AC8 #C8425A #5AC842

tetradic

#425AC8 #C8429D #C8B042 #42C86D

square

#425AC8 #C8429D #C8B042 #42C86D

split-complementary

#425AC8 #C86D42 #9DC842

monochromatic

#202E6F #2E429F #425AC8 #7183D6 #A1ADE4

Accessibility & contrast

On white

5.95

#425AC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#425AC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425AC8

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425AC8	#FFFFFF	#000000	##FFFFFF
##425AC8	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACC

Deuteranopia (green-blind)

#005EC6

Tritanopia (blue-blind)

#007488

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #425ac8;
/* rgb */ color: rgb(66, 90, 200);
/* oklch */ color: oklch(51.2% 0.173 270.0);

Tailwind

colors: {
  custom: {
    50: '#8588d9',
    500: '#425ac8',
    950: '#000000',
  },
}

SCSS

$custom: #425ac8;
$custom-light: #8588d9;
$custom-dark: #000000;

JSON

{
  "hex": "#425ac8",
  "rgb": {
    "r": 66,
    "g": 90,
    "b": 200
  },
  "hsl": {
    "h": 229.254,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.51209,
    "c": 0.17278,
    "h": 270
  },
  "luminance": 0.12641
}

Semantic roles & 50–950 ramp

primary

#425AC8

secondary

#D0C696

accent

#C44ADE

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #425AC8

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

Preview Lab → · Contrast checker → · Palette generator →