#425AB7#425AB7

#425AB7 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.9% C 0.149 H 269.5°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#425AB7
RGB	rgb(66, 90, 183)
HSL	hsl(228, 47%, 49%)
HSV	hsv(228, 64%, 72%)
CMYK	cmyk(63.9%, 50.8%, 0%, 28.2%)
CIE-LAB	lab(41.04, 20.99, -52.08)
CIE-LCH	lch(41.04, 56.15, 291.95°)
OKLab	oklab(49.95% -0.0014 -0.1493)
OKLCH	oklch(49.95% 0.149 269.5)
XYZ	xyz(14.4473, 11.8882, 46.3239)
Luminance	0.1189 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425AB7 #B79F42

analogous

#4295B7 #425AB7 #6542B7

triadic

#425AB7 #B7425A #5AB742

tetradic

#425AB7 #B74295 #B79F42 #42B765

square

#425AB7 #B74295 #B79F42 #42B765

split-complementary

#425AB7 #B76542 #95B742

monochromatic

#222E5D #32448A #425AB7 #6C7FCA #99A6DA

Accessibility & contrast

On white

6.22

#425AB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#425AB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425AB7

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425AB7	#FFFFFF	#000000	##FFFFFF
##425AB7	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2566BA

Deuteranopia (green-blind)

#005CB5

Tritanopia (blue-blind)

#007080

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #425ab7;
/* rgb */ color: rgb(66, 90, 183);
/* oklch */ color: oklch(49.9% 0.149 269.5);

Tailwind

colors: {
  custom: {
    50: '#8288cd',
    500: '#425ab7',
    950: '#000000',
  },
}

SCSS

$custom: #425ab7;
$custom-light: #8288cd;
$custom-dark: #000000;

JSON

{
  "hex": "#425ab7",
  "rgb": {
    "r": 66,
    "g": 90,
    "b": 183
  },
  "hsl": {
    "h": 227.692,
    "s": 46.988,
    "l": 48.824
  },
  "oklch": {
    "l": 0.49948,
    "c": 0.14928,
    "h": 269.5
  },
  "luminance": 0.11889
}

Semantic roles & 50–950 ramp

primary

#425AB7

secondary

#C6BB8F

accent

#BB51D7

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #425AB7

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

Preview Lab → · Contrast checker → · Palette generator →