#425AD5#425AD5

#425AD5 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.2% C 0.190 H 270.1°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#425AD5
RGB	rgb(66, 90, 213)
HSL	hsl(230, 64%, 55%)
HSV	hsv(230, 69%, 84%)
CMYK	cmyk(69%, 57.7%, 0%, 16.5%)
CIE-LAB	lab(43.17, 31.60, -66.00)
CIE-LCH	lch(43.17, 73.17, 295.58°)
OKLab	oklab(52.23% 0.0003 -0.1902)
OKLCH	oklch(52.23% 0.19 270.1)
XYZ	xyz(17.9091, 13.2729, 64.5560)
Luminance	0.1328 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425AD5 #D5BD42

analogous

#42A4D5 #425AD5 #7442D5

triadic

#425AD5 #D5425A #5AD542

tetradic

#425AD5 #D542A4 #D5BD42 #42D574

square

#425AD5 #D542A4 #D5BD42 #42D574

split-complementary

#425AD5 #D57442 #A4D542

monochromatic

#1C2D80 #283EB2 #425AD5 #7486E0 #A6B1EB

Accessibility & contrast

On white

5.75

#425AD5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#425AD5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425AD5

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425AD5	#FFFFFF	#000000	##FFFFFF
##425AD5	1.00	5.75	3.66	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD9

Deuteranopia (green-blind)

#005FD3

Tritanopia (blue-blind)

#00788F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #425ad5;
/* rgb */ color: rgb(66, 90, 213);
/* oklch */ color: oklch(52.2% 0.190 270.1);

Tailwind

colors: {
  custom: {
    50: '#8888e3',
    500: '#425ad5',
    950: '#000000',
  },
}

SCSS

$custom: #425ad5;
$custom-light: #8888e3;
$custom-dark: #000000;

JSON

{
  "hex": "#425ad5",
  "rgb": {
    "r": 66,
    "g": 90,
    "b": 213
  },
  "hsl": {
    "h": 230.204,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.52227,
    "c": 0.19021,
    "h": 270.1
  },
  "luminance": 0.13275
}

Semantic roles & 50–950 ramp

primary

#425AD5

secondary

#D8CE9A

accent

#CC41E7

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #425AD5

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

Preview Lab → · Contrast checker → · Palette generator →