#425BBA#425BBA

#425BBA is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.4% C 0.152 H 269.2°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#425BBA
RGB	rgb(66, 91, 186)
HSL	hsl(228, 48%, 49%)
HSV	hsv(228, 65%, 73%)
CMYK	cmyk(64.5%, 51.1%, 0%, 27.1%)
CIE-LAB	lab(41.51, 21.41, -53.08)
CIE-LCH	lch(41.51, 57.23, 291.96°)
OKLab	oklab(50.37% -0.0021 -0.1522)
OKLCH	oklch(50.37% 0.152 269.2)
XYZ	xyz(14.8478, 12.1843, 48.0142)
Luminance	0.1219 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425BBA #BAA142

analogous

#4297BA #425BBA #6542BA

triadic

#425BBA #BA425B #5BBA42

tetradic

#425BBA #BA4297 #BAA142 #42BA65

square

#425BBA #BA4297 #BAA142 #42BA65

split-complementary

#425BBA #BA6542 #97BA42

monochromatic

#222F60 #32458D #425BBA #6E81CB #9BA8DB

Accessibility & contrast

On white

6.11

#425BBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#425BBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425BBA

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425BBA	#FFFFFF	#000000	##FFFFFF
##425BBA	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2468BD

Deuteranopia (green-blind)

#005DB8

Tritanopia (blue-blind)

#007182

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #425bba;
/* rgb */ color: rgb(66, 91, 186);
/* oklch */ color: oklch(50.4% 0.152 269.2);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#425bba",
  "rgb": {
    "r": 66,
    "g": 91,
    "b": 186
  },
  "hsl": {
    "h": 227.5,
    "s": 47.619,
    "l": 49.412
  },
  "oklch": {
    "l": 0.50368,
    "c": 0.1522,
    "h": 269.2
  },
  "luminance": 0.12186
}

Semantic roles & 50–950 ramp

primary

#425BBA

secondary

#C8BC90

accent

#BB51D7

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #425BBA

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

Preview Lab → · Contrast checker → · Palette generator →