#425BC7#425BC7

#425BC7 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.3% C 0.170 H 269.6°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#425BC7
RGB	rgb(66, 91, 199)
HSL	hsl(229, 54%, 52%)
HSV	hsv(229, 67%, 78%)
CMYK	cmyk(66.8%, 54.3%, 0%, 22%)
CIE-LAB	lab(42.40, 26.02, -59.19)
CIE-LCH	lch(42.40, 64.65, 293.73°)
OKLab	oklab(51.33% -0.001 -0.1702)
OKLCH	oklch(51.33% 0.17 269.6)
XYZ	xyz(16.2931, 12.7624, 55.6265)
Luminance	0.1276 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425BC7 #C7AE42

analogous

#429EC7 #425BC7 #6C42C7

triadic

#425BC7 #C7425B #5BC742

tetradic

#425BC7 #C7429E #C7AE42 #42C76C

square

#425BC7 #C7429E #C7AE42 #42C76C

split-complementary

#425BC7 #C76C42 #9EC742

monochromatic

#212F6E #2F439D #425BC7 #7184D5 #A0ADE3

Accessibility & contrast

On white

5.91

#425BC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#425BC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425BC7

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425BC7	#FFFFFF	#000000	##FFFFFF
##425BC7	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#056ACB

Deuteranopia (green-blind)

#005EC5

Tritanopia (blue-blind)

#007588

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #425bc7;
/* rgb */ color: rgb(66, 91, 199);
/* oklch */ color: oklch(51.3% 0.170 269.6);

Tailwind

colors: {
  custom: {
    50: '#8589d9',
    500: '#425bc7',
    950: '#000000',
  },
}

SCSS

$custom: #425bc7;
$custom-light: #8589d9;
$custom-dark: #000000;

JSON

{
  "hex": "#425bc7",
  "rgb": {
    "r": 66,
    "g": 91,
    "b": 199
  },
  "hsl": {
    "h": 228.722,
    "s": 54.286,
    "l": 51.961
  },
  "oklch": {
    "l": 0.51329,
    "c": 0.17017,
    "h": 269.6
  },
  "luminance": 0.12764
}

Semantic roles & 50–950 ramp

primary

#425BC7

secondary

#D0C595

accent

#C24ADE

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #425BC7

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

Preview Lab → · Contrast checker → · Palette generator →