#425DC8#425DC8

#425DC8 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.8% C 0.169 H 269.1°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#425DC8
RGB	rgb(66, 93, 200)
HSL	hsl(228, 55%, 52%)
HSV	hsv(228, 67%, 78%)
CMYK	cmyk(67%, 53.5%, 0%, 21.6%)
CIE-LAB	lab(43.00, 25.09, -58.81)
CIE-LCH	lch(43.00, 63.94, 293.11°)
OKLab	oklab(51.8% -0.0027 -0.169)
OKLCH	oklch(51.8% 0.169 269.1)
XYZ	xyz(16.5829, 13.1555, 56.2977)
Luminance	0.1316 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425DC8 #C8AD42

analogous

#42A0C8 #425DC8 #6A42C8

triadic

#425DC8 #C8425D #5DC842

tetradic

#425DC8 #C842A0 #C8AD42 #42C86A

square

#425DC8 #C842A0 #C8AD42 #42C86A

split-complementary

#425DC8 #C86A42 #A0C842

monochromatic

#20306F #2E459F #425DC8 #7186D6 #A1AEE4

Accessibility & contrast

On white

5.78

#425DC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#425DC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425DC8

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425DC8	#FFFFFF	#000000	##FFFFFF
##425DC8	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)

#106CCC

Deuteranopia (green-blind)

#0060C6

Tritanopia (blue-blind)

#007789

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #425dc8;
/* rgb */ color: rgb(66, 93, 200);
/* oklch */ color: oklch(51.8% 0.169 269.1);

Tailwind

colors: {
  custom: {
    50: '#858ad9',
    500: '#425dc8',
    950: '#000000',
  },
}

SCSS

$custom: #425dc8;
$custom-light: #858ad9;
$custom-dark: #000000;

JSON

{
  "hex": "#425dc8",
  "rgb": {
    "r": 66,
    "g": 93,
    "b": 200
  },
  "hsl": {
    "h": 227.91,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.51798,
    "c": 0.16904,
    "h": 269.1
  },
  "luminance": 0.13157
}

Semantic roles & 50–950 ramp

primary

#425DC8

secondary

#D0C496

accent

#C04ADE

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #425DC8

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

Preview Lab → · Contrast checker → · Palette generator →