#425BB7#425BB7

#425BB7 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.2% C 0.148 H 269.1°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#425BB7
RGB	rgb(66, 91, 183)
HSL	hsl(227, 47%, 49%)
HSV	hsv(227, 64%, 72%)
CMYK	cmyk(63.9%, 50.3%, 0%, 28.2%)
CIE-LAB	lab(41.31, 20.34, -51.65)
CIE-LCH	lch(41.31, 55.51, 291.50°)
OKLab	oklab(50.15% -0.0024 -0.148)
OKLCH	oklch(50.15% 0.148 269.1)
XYZ	xyz(14.5322, 12.0580, 46.3522)
Luminance	0.1206 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425BB7 #B79E42

analogous

#4296B7 #425BB7 #6342B7

triadic

#425BB7 #B7425B #5BB742

tetradic

#425BB7 #B74296 #B79E42 #42B763

square

#425BB7 #B74296 #B79E42 #42B763

split-complementary

#425BB7 #B76342 #96B742

monochromatic

#222E5D #32458A #425BB7 #6C80CA #99A7DA

Accessibility & contrast

On white

6.16

#425BB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#425BB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425BB7

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425BB7	#FFFFFF	#000000	##FFFFFF
##425BB7	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2867BA

Deuteranopia (green-blind)

#075CB5

Tritanopia (blue-blind)

#007080

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #425bb7;
/* rgb */ color: rgb(66, 91, 183);
/* oklch */ color: oklch(50.2% 0.148 269.1);

Tailwind

colors: {
  custom: {
    50: '#8289cd',
    500: '#425bb7',
    950: '#000000',
  },
}

SCSS

$custom: #425bb7;
$custom-light: #8289cd;
$custom-dark: #000000;

JSON

{
  "hex": "#425bb7",
  "rgb": {
    "r": 66,
    "g": 91,
    "b": 183
  },
  "hsl": {
    "h": 227.179,
    "s": 46.988,
    "l": 48.824
  },
  "oklch": {
    "l": 0.50153,
    "c": 0.148,
    "h": 269.1
  },
  "luminance": 0.12059
}

Semantic roles & 50–950 ramp

primary

#425BB7

secondary

#C6BA8F

accent

#BA51D7

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #425BB7

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

Preview Lab → · Contrast checker → · Palette generator →