#425FC8#425FC8

#425FC8 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.2% C 0.167 H 268.4°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#425FC8
RGB	rgb(66, 95, 200)
HSL	hsl(227, 55%, 52%)
HSV	hsv(227, 67%, 78%)
CMYK	cmyk(67%, 52.5%, 0%, 21.6%)
CIE-LAB	lab(43.52, 23.82, -57.95)
CIE-LCH	lch(43.52, 62.66, 292.34°)
OKLab	oklab(52.2% -0.0045 -0.1665)
OKLCH	oklch(52.2% 0.167 268.4)
XYZ	xyz(16.7607, 13.5112, 56.3570)
Luminance	0.1351 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425FC8 #C8AB42

analogous

#42A2C8 #425FC8 #6842C8

triadic

#425FC8 #C8425F #5FC842

tetradic

#425FC8 #C842A2 #C8AB42 #42C868

square

#425FC8 #C842A2 #C8AB42 #42C868

split-complementary

#425FC8 #C86842 #A2C842

monochromatic

#20316F #2E479F #425FC8 #7187D6 #A1AFE4

Accessibility & contrast

On white

5.67

#425FC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#425FC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425FC8

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425FC8	#FFFFFF	#000000	##FFFFFF
##425FC8	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A6DCC

Deuteranopia (green-blind)

#0061C6

Tritanopia (blue-blind)

#00788A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #425fc8;
/* rgb */ color: rgb(66, 95, 200);
/* oklch */ color: oklch(52.2% 0.167 268.4);

Tailwind

colors: {
  custom: {
    50: '#858cd9',
    500: '#425fc8',
    950: '#000000',
  },
}

SCSS

$custom: #425fc8;
$custom-light: #858cd9;
$custom-dark: #000000;

JSON

{
  "hex": "#425fc8",
  "rgb": {
    "r": 66,
    "g": 95,
    "b": 200
  },
  "hsl": {
    "h": 227.015,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.52195,
    "c": 0.16654,
    "h": 268.4
  },
  "luminance": 0.13513
}

Semantic roles & 50–950 ramp

primary

#425FC8

secondary

#D0C396

accent

#BE4ADE

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #425FC8

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

Preview Lab → · Contrast checker → · Palette generator →