#425CBA#425CBA

#425CBA is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.6% C 0.151 H 268.8°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#425CBA
RGB	rgb(66, 92, 186)
HSL	hsl(227, 48%, 49%)
HSV	hsv(227, 65%, 73%)
CMYK	cmyk(64.5%, 50.5%, 0%, 27.1%)
CIE-LAB	lab(41.78, 20.76, -52.64)
CIE-LCH	lch(41.78, 56.59, 291.53°)
OKLab	oklab(50.57% -0.003 -0.1509)
OKLCH	oklch(50.57% 0.151 268.8)
XYZ	xyz(14.9338, 12.3564, 48.0429)
Luminance	0.1236 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425CBA #BAA042

analogous

#4298BA #425CBA #6442BA

triadic

#425CBA #BA425C #5CBA42

tetradic

#425CBA #BA4298 #BAA042 #42BA64

square

#425CBA #BA4298 #BAA042 #42BA64

split-complementary

#425CBA #BA6442 #98BA42

monochromatic

#222F60 #32468D #425CBA #6E82CB #9BA9DB

Accessibility & contrast

On white

6.05

#425CBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#425CBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425CBA

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425CBA	#FFFFFF	#000000	##FFFFFF
##425CBA	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2768BD

Deuteranopia (green-blind)

#015DB8

Tritanopia (blue-blind)

#007282

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #425cba;
/* rgb */ color: rgb(66, 92, 186);
/* oklch */ color: oklch(50.6% 0.151 268.8);

Tailwind

colors: {
  custom: {
    50: '#8389cf',
    500: '#425cba',
    950: '#000000',
  },
}

SCSS

$custom: #425cba;
$custom-light: #8389cf;
$custom-dark: #000000;

JSON

{
  "hex": "#425cba",
  "rgb": {
    "r": 66,
    "g": 92,
    "b": 186
  },
  "hsl": {
    "h": 227,
    "s": 47.619,
    "l": 49.412
  },
  "oklch": {
    "l": 0.50572,
    "c": 0.15093,
    "h": 268.8
  },
  "luminance": 0.12358
}

Semantic roles & 50–950 ramp

primary

#425CBA

secondary

#C8BC90

accent

#BA51D7

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #425CBA

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

Preview Lab → · Contrast checker → · Palette generator →