#425FCE#425FCE

#425FCE is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.6% C 0.175 H 268.7°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#425FCE
RGB	rgb(66, 95, 206)
HSL	hsl(228, 59%, 53%)
HSV	hsv(228, 68%, 81%)
CMYK	cmyk(68%, 53.9%, 0%, 19.2%)
CIE-LAB	lab(43.94, 25.95, -60.73)
CIE-LCH	lch(43.94, 66.05, 293.14°)
OKLab	oklab(52.64% -0.0041 -0.1747)
OKLCH	oklch(52.64% 0.175 268.7)
XYZ	xyz(17.4757, 13.7972, 60.1227)
Luminance	0.1380 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425FCE #CEB142

analogous

#42A5CE #425FCE #6B42CE

triadic

#425FCE #CE425F #5FCE42

tetradic

#425FCE #CE42A5 #CEB142 #42CE6B

square

#425FCE #CE42A5 #CEB142 #42CE6B

split-complementary

#425FCE #CE6B42 #A5CE42

monochromatic

#1F3177 #2B45A7 #425FCE #7388DB #A3B1E7

Accessibility & contrast

On white

5.59

#425FCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#425FCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425FCE

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425FCE	#FFFFFF	#000000	##FFFFFF
##425FCE	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#086FD2

Deuteranopia (green-blind)

#0062CC

Tritanopia (blue-blind)

#007A8D

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #425fce;
/* rgb */ color: rgb(66, 95, 206);
/* oklch */ color: oklch(52.6% 0.175 268.7);

Tailwind

colors: {
  custom: {
    50: '#868cde',
    500: '#425fce',
    950: '#000000',
  },
}

SCSS

$custom: #425fce;
$custom-light: #868cde;
$custom-dark: #000000;

JSON

{
  "hex": "#425fce",
  "rgb": {
    "r": 66,
    "g": 95,
    "b": 206
  },
  "hsl": {
    "h": 227.571,
    "s": 58.824,
    "l": 53.333
  },
  "oklch": {
    "l": 0.52642,
    "c": 0.17471,
    "h": 268.7
  },
  "luminance": 0.13799
}

Semantic roles & 50–950 ramp

primary

#425FCE

secondary

#D4C898

accent

#C246E2

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #425FCE

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

Preview Lab → · Contrast checker → · Palette generator →