#425CAB#425CAB

#425CAB is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.5% C 0.130 H 267.8°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#425CAB
RGB	rgb(66, 92, 171)
HSL	hsl(225, 44%, 46%)
HSV	hsv(225, 61%, 67%)
CMYK	cmyk(61.4%, 46.2%, 0%, 32.9%)
CIE-LAB	lab(40.82, 15.47, -45.37)
CIE-LCH	lch(40.82, 47.94, 288.82°)
OKLab	oklab(49.53% -0.005 -0.1295)
OKLCH	oklch(49.53% 0.13 267.8)
XYZ	xyz(13.4221, 11.7517, 40.0812)
Luminance	0.1175 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425CAB #AB9142

analogous

#4291AB #425CAB #5D42AB

triadic

#425CAB #AB425C #5CAB42

tetradic

#425CAB #AB4291 #AB9142 #42AB5D

square

#425CAB #AB4291 #AB9142 #42AB5D

split-complementary

#425CAB #AB5D42 #91AB42

monochromatic

#202C53 #31447F #425CAB #667DC4 #92A3D5

Accessibility & contrast

On white

6.27

#425CAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#425CAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425CAB

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425CAB	#FFFFFF	#000000	##FFFFFF
##425CAB	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3665AE

Deuteranopia (green-blind)

#265CA9

Tritanopia (blue-blind)

#006E7B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #425cab;
/* rgb */ color: rgb(66, 92, 171);
/* oklch */ color: oklch(49.5% 0.130 267.8);

Tailwind

colors: {
  custom: {
    50: '#8089c4',
    500: '#425cab',
    950: '#000000',
  },
}

SCSS

$custom: #425cab;
$custom-light: #8089c4;
$custom-dark: #000000;

JSON

{
  "hex": "#425cab",
  "rgb": {
    "r": 66,
    "g": 92,
    "b": 171
  },
  "hsl": {
    "h": 225.143,
    "s": 44.304,
    "l": 46.471
  },
  "oklch": {
    "l": 0.49534,
    "c": 0.12962,
    "h": 267.8
  },
  "luminance": 0.11753
}

Semantic roles & 50–950 ramp

primary

#425CAB

secondary

#C0B388

accent

#B454D4

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #425CAB

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

Preview Lab → · Contrast checker → · Palette generator →