#425EB9#425EB9

#425EB9 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 50.9% C 0.147 H 268.0°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#425EB9
RGB	rgb(66, 94, 185)
HSL	hsl(226, 47%, 49%)
HSV	hsv(226, 64%, 73%)
CMYK	cmyk(64.3%, 49.2%, 0%, 27.5%)
CIE-LAB	lab(42.25, 19.13, -51.29)
CIE-LCH	lch(42.25, 54.74, 290.45°)
OKLab	oklab(50.91% -0.0051 -0.1469)
OKLCH	oklch(50.91% 0.147 268)
XYZ	xyz(15.0034, 12.6651, 47.5435)
Luminance	0.1267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425EB9 #B99D42

analogous

#429AB9 #425EB9 #6242B9

triadic

#425EB9 #B9425E #5EB942

tetradic

#425EB9 #B9429A #B99D42 #42B962

square

#425EB9 #B9429A #B99D42 #42B962

split-complementary

#425EB9 #B96242 #9AB942

monochromatic

#22305F #32478C #425EB9 #6D83CB #9AAADB

Accessibility & contrast

On white

5.94

#425EB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#425EB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425EB9

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425EB9	#FFFFFF	#000000	##FFFFFF
##425EB9	1.00	5.94	3.53	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D69BC

Deuteranopia (green-blind)

#115FB7

Tritanopia (blue-blind)

#007382

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #425eb9;
/* rgb */ color: rgb(66, 94, 185);
/* oklch */ color: oklch(50.9% 0.147 268.0);

Tailwind

colors: {
  custom: {
    50: '#828bcf',
    500: '#425eb9',
    950: '#000000',
  },
}

SCSS

$custom: #425eb9;
$custom-light: #828bcf;
$custom-dark: #000000;

JSON

{
  "hex": "#425eb9",
  "rgb": {
    "r": 66,
    "g": 94,
    "b": 185
  },
  "hsl": {
    "h": 225.882,
    "s": 47.41,
    "l": 49.216
  },
  "oklch": {
    "l": 0.50913,
    "c": 0.14699,
    "h": 268
  },
  "luminance": 0.12666
}

Semantic roles & 50–950 ramp

primary

#425EB9

secondary

#C7BA90

accent

#B751D7

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #425EB9

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

Preview Lab → · Contrast checker → · Palette generator →