#425AA4#425AA4

#425AA4 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.6% C 0.122 H 268.1°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#425AA4
RGB	rgb(66, 90, 164)
HSL	hsl(225, 43%, 45%)
HSV	hsv(225, 60%, 64%)
CMYK	cmyk(59.8%, 45.1%, 0%, 35.7%)
CIE-LAB	lab(39.83, 14.30, -42.80)
CIE-LCH	lch(39.83, 45.13, 288.48°)
OKLab	oklab(48.64% -0.004 -0.122)
OKLCH	oklch(48.64% 0.122 268.1)
XYZ	xyz(12.6015, 11.1499, 36.6028)
Luminance	0.1115 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425AA4 #A48C42

analogous

#428BA4 #425AA4 #5B42A4

triadic

#425AA4 #A4425A #5AA442

tetradic

#425AA4 #A4428B #A48C42 #42A45B

square

#425AA4 #A4428B #A48C42 #42A45B

split-complementary

#425AA4 #A45B42 #8BA442

monochromatic

#1F2A4D #304278 #425AA4 #637AC0 #8F9FD2

Accessibility & contrast

On white

6.50

#425AA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#425AA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425AA4

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425AA4	#FFFFFF	#000000	##FFFFFF
##425AA4	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3863A7

Deuteranopia (green-blind)

#2A5AA2

Tritanopia (blue-blind)

#006B77

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #425aa4;
/* rgb */ color: rgb(66, 90, 164);
/* oklch */ color: oklch(48.6% 0.122 268.1);

Tailwind

colors: {
  custom: {
    50: '#7f88bf',
    500: '#425aa4',
    950: '#000000',
  },
}

SCSS

$custom: #425aa4;
$custom-light: #7f88bf;
$custom-dark: #000000;

JSON

{
  "hex": "#425aa4",
  "rgb": {
    "r": 66,
    "g": 90,
    "b": 164
  },
  "hsl": {
    "h": 225.306,
    "s": 42.609,
    "l": 45.098
  },
  "oklch": {
    "l": 0.48641,
    "c": 0.12205,
    "h": 268.1
  },
  "luminance": 0.11151
}

Semantic roles & 50–950 ramp

primary

#425AA4

secondary

#BDAF85

accent

#B455D2

background

#F8F8FB

surface

#EFEFF7

border

#CACAD0

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #425AA4

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

Preview Lab → · Contrast checker → · Palette generator →