#425AD9#425AD9

#425AD9 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.5% C 0.195 H 270.1°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#425AD9
RGB	rgb(66, 90, 217)
HSL	hsl(230, 67%, 55%)
HSV	hsv(230, 70%, 85%)
CMYK	cmyk(69.6%, 58.5%, 0%, 14.9%)
CIE-LAB	lab(43.48, 33.00, -67.79)
CIE-LCH	lch(43.48, 75.40, 295.96°)
OKLab	oklab(52.55% 0.0004 -0.1955)
OKLCH	oklch(52.55% 0.195 270.1)
XYZ	xyz(18.4230, 13.4785, 67.2629)
Luminance	0.1348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425AD9 #D9C142

analogous

#42A5D9 #425AD9 #7642D9

triadic

#425AD9 #D9425A #5AD942

tetradic

#425AD9 #D942A5 #D9C142 #42D976

square

#425AD9 #D942A5 #D9C142 #42D976

split-complementary

#425AD9 #D97642 #A5D942

monochromatic

#1B2C86 #253DB9 #425AD9 #7586E3 #A8B3ED

Accessibility & contrast

On white

5.68

#425AD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#425AD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425AD9

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425AD9	#FFFFFF	#000000	##FFFFFF
##425AD9	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDD

Deuteranopia (green-blind)

#0060D7

Tritanopia (blue-blind)

#007A91

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #425ad9;
/* rgb */ color: rgb(66, 90, 217);
/* oklch */ color: oklch(52.5% 0.195 270.1);

Tailwind

colors: {
  custom: {
    50: '#8988e6',
    500: '#425ad9',
    950: '#000000',
  },
}

SCSS

$custom: #425ad9;
$custom-light: #8988e6;
$custom-dark: #000000;

JSON

{
  "hex": "#425ad9",
  "rgb": {
    "r": 66,
    "g": 90,
    "b": 217
  },
  "hsl": {
    "h": 230.464,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.52549,
    "c": 0.19547,
    "h": 270.1
  },
  "luminance": 0.1348
}

Semantic roles & 50–950 ramp

primary

#425AD9

secondary

#DBD19C

accent

#CE3EE9

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #425AD9

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

Preview Lab → · Contrast checker → · Palette generator →