#425CAC#425CAC

#425CAC is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.6% C 0.131 H 267.9°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#425CAC
RGB	rgb(66, 92, 172)
HSL	hsl(225, 45%, 47%)
HSV	hsv(225, 62%, 67%)
CMYK	cmyk(61.6%, 46.5%, 0%, 32.5%)
CIE-LAB	lab(40.88, 15.82, -45.87)
CIE-LCH	lch(40.88, 48.52, 289.03°)
OKLab	oklab(49.6% -0.0048 -0.131)
OKLCH	oklch(49.6% 0.131 267.9)
XYZ	xyz(13.5178, 11.7900, 40.5851)
Luminance	0.1179 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425CAC #AC9242

analogous

#4291AC #425CAC #5D42AC

triadic

#425CAC #AC425C #5CAC42

tetradic

#425CAC #AC4291 #AC9242 #42AC5D

square

#425CAC #AC4291 #AC9242 #42AC5D

split-complementary

#425CAC #AC5D42 #91AC42

monochromatic

#202D54 #314480 #425CAC #677EC5 #93A3D6

Accessibility & contrast

On white

6.25

#425CAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#425CAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425CAC

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425CAC	#FFFFFF	#000000	##FFFFFF
##425CAC	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3665AF

Deuteranopia (green-blind)

#255CAA

Tritanopia (blue-blind)

#006E7B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #425cac;
/* rgb */ color: rgb(66, 92, 172);
/* oklch */ color: oklch(49.6% 0.131 267.9);

Tailwind

colors: {
  custom: {
    50: '#8089c5',
    500: '#425cac',
    950: '#000000',
  },
}

SCSS

$custom: #425cac;
$custom-light: #8089c5;
$custom-dark: #000000;

JSON

{
  "hex": "#425cac",
  "rgb": {
    "r": 66,
    "g": 92,
    "b": 172
  },
  "hsl": {
    "h": 225.283,
    "s": 44.538,
    "l": 46.667
  },
  "oklch": {
    "l": 0.49601,
    "c": 0.13105,
    "h": 267.9
  },
  "luminance": 0.11791
}

Semantic roles & 50–950 ramp

primary

#425CAC

secondary

#C1B389

accent

#B554D4

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #425CAC

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

Preview Lab → · Contrast checker → · Palette generator →