#425AD1#425AD1

#425AD1 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.9% C 0.185 H 270.1°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#425AD1
RGB	rgb(66, 90, 209)
HSL	hsl(230, 61%, 54%)
HSV	hsv(230, 68%, 82%)
CMYK	cmyk(68.4%, 56.9%, 0%, 18%)
CIE-LAB	lab(42.87, 30.19, -64.19)
CIE-LCH	lch(42.87, 70.94, 295.19°)
OKLab	oklab(51.91% 0.0002 -0.1849)
OKLCH	oklch(51.91% 0.185 270.1)
XYZ	xyz(17.4076, 13.0723, 61.9151)
Luminance	0.1307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425AD1 #D1B942

analogous

#42A2D1 #425AD1 #7242D1

triadic

#425AD1 #D1425A #5AD142

tetradic

#425AD1 #D142A2 #D1B942 #42D172

square

#425AD1 #D142A2 #D1B942 #42D172

split-complementary

#425AD1 #D17242 #A2D142

monochromatic

#1E2D7B #2A40AC #425AD1 #7385DD #A4B0E9

Accessibility & contrast

On white

5.81

#425AD1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#425AD1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425AD1

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425AD1	#FFFFFF	#000000	##FFFFFF
##425AD1	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD5

Deuteranopia (green-blind)

#005FCF

Tritanopia (blue-blind)

#00778D

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #425ad1;
/* rgb */ color: rgb(66, 90, 209);
/* oklch */ color: oklch(51.9% 0.185 270.1);

Tailwind

colors: {
  custom: {
    50: '#8788e0',
    500: '#425ad1',
    950: '#000000',
  },
}

SCSS

$custom: #425ad1;
$custom-light: #8788e0;
$custom-dark: #000000;

JSON

{
  "hex": "#425ad1",
  "rgb": {
    "r": 66,
    "g": 90,
    "b": 209
  },
  "hsl": {
    "h": 229.93,
    "s": 60.851,
    "l": 53.922
  },
  "oklch": {
    "l": 0.51909,
    "c": 0.1849,
    "h": 270.1
  },
  "luminance": 0.13074
}

Semantic roles & 50–950 ramp

primary

#425AD1

secondary

#D6CC99

accent

#C944E4

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #425AD1

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

Preview Lab → · Contrast checker → · Palette generator →