#425CD9#425CD9

#425CD9 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.9% C 0.193 H 269.7°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#425CD9
RGB	rgb(66, 92, 217)
HSL	hsl(230, 67%, 55%)
HSV	hsv(230, 70%, 85%)
CMYK	cmyk(69.6%, 57.6%, 0%, 14.9%)
CIE-LAB	lab(43.97, 31.75, -66.98)
CIE-LCH	lch(43.97, 74.12, 295.36°)
OKLab	oklab(52.92% -0.0012 -0.1931)
OKLCH	oklch(52.92% 0.193 269.7)
XYZ	xyz(18.5940, 13.8204, 67.3199)
Luminance	0.1382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425CD9 #D9BF42

analogous

#42A7D9 #425CD9 #7342D9

triadic

#425CD9 #D9425C #5CD942

tetradic

#425CD9 #D942A7 #D9BF42 #42D973

square

#425CD9 #D942A7 #D9BF42 #42D973

split-complementary

#425CD9 #D97342 #A7D942

monochromatic

#1B2D86 #253FB9 #425CD9 #7588E3 #A8B4ED

Accessibility & contrast

On white

5.58

#425CD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#425CD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425CD9

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425CD9	#FFFFFF	#000000	##FFFFFF
##425CD9	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FDD

Deuteranopia (green-blind)

#0061D7

Tritanopia (blue-blind)

#007B91

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #425cd9;
/* rgb */ color: rgb(66, 92, 217);
/* oklch */ color: oklch(52.9% 0.193 269.7);

Tailwind

colors: {
  custom: {
    50: '#8989e6',
    500: '#425cd9',
    950: '#000000',
  },
}

SCSS

$custom: #425cd9;
$custom-light: #8989e6;
$custom-dark: #000000;

JSON

{
  "hex": "#425cd9",
  "rgb": {
    "r": 66,
    "g": 92,
    "b": 217
  },
  "hsl": {
    "h": 229.669,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.5292,
    "c": 0.19306,
    "h": 269.7
  },
  "luminance": 0.13822
}

Semantic roles & 50–950 ramp

primary

#425CD9

secondary

#DBD09C

accent

#CC3EE9

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #425CD9

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

Preview Lab → · Contrast checker → · Palette generator →