#425EC3#425EC3

#425EC3 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.6% C 0.161 H 268.6°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#425EC3
RGB	rgb(66, 94, 195)
HSL	hsl(227, 52%, 51%)
HSV	hsv(227, 66%, 76%)
CMYK	cmyk(66.2%, 51.8%, 0%, 23.5%)
CIE-LAB	lab(42.92, 22.68, -56.04)
CIE-LCH	lch(42.92, 60.46, 292.03°)
OKLab	oklab(51.63% -0.004 -0.1609)
OKLCH	oklch(51.63% 0.161 268.6)
XYZ	xyz(16.0964, 13.1023, 53.2999)
Luminance	0.1310 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425EC3 #C3A742

analogous

#429EC3 #425EC3 #6642C3

triadic

#425EC3 #C3425E #5EC342

tetradic

#425EC3 #C3429E #C3A742 #42C366

square

#425EC3 #C3429E #C3A742 #42C366

split-complementary

#425EC3 #C36642 #9EC342

monochromatic

#213169 #304798 #425EC3 #7086D2 #9FADE0

Accessibility & contrast

On white

5.80

#425EC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#425EC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425EC3

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425EC3	#FFFFFF	#000000	##FFFFFF
##425EC3	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#206BC7

Deuteranopia (green-blind)

#0060C1

Tritanopia (blue-blind)

#007687

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #425ec3;
/* rgb */ color: rgb(66, 94, 195);
/* oklch */ color: oklch(51.6% 0.161 268.6);

Tailwind

colors: {
  custom: {
    50: '#848bd6',
    500: '#425ec3',
    950: '#000000',
  },
}

SCSS

$custom: #425ec3;
$custom-light: #848bd6;
$custom-dark: #000000;

JSON

{
  "hex": "#425ec3",
  "rgb": {
    "r": 66,
    "g": 94,
    "b": 195
  },
  "hsl": {
    "h": 226.977,
    "s": 51.807,
    "l": 51.176
  },
  "oklch": {
    "l": 0.51628,
    "c": 0.16092,
    "h": 268.6
  },
  "luminance": 0.13104
}

Semantic roles & 50–950 ramp

primary

#425EC3

secondary

#CDC194

accent

#BC4DDB

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #425EC3

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

Preview Lab → · Contrast checker → · Palette generator →