#425CCA#425CCA

#425CCA is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.8% C 0.173 H 269.4°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#425CCA
RGB	rgb(66, 92, 202)
HSL	hsl(229, 56%, 53%)
HSV	hsv(229, 67%, 79%)
CMYK	cmyk(67.3%, 54.5%, 0%, 20.8%)
CIE-LAB	lab(42.88, 26.44, -60.16)
CIE-LCH	lch(42.88, 65.71, 293.73°)
OKLab	oklab(51.75% -0.0017 -0.173)
OKLCH	oklch(51.75% 0.173 269.4)
XYZ	xyz(16.7309, 13.0752, 57.5077)
Luminance	0.1308 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425CCA #CAB042

analogous

#42A0CA #425CCA #6C42CA

triadic

#425CCA #CA425C #5CCA42

tetradic

#425CCA #CA42A0 #CAB042 #42CA6C

square

#425CCA #CA42A0 #CAB042 #42CA6C

split-complementary

#425CCA #CA6C42 #A0CA42

monochromatic

#203072 #2D44A2 #425CCA #7285D7 #A2AEE5

Accessibility & contrast

On white

5.81

#425CCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#425CCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425CCA

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425CCA	#FFFFFF	#000000	##FFFFFF
##425CCA	1.00	5.81	3.62	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CCE

Deuteranopia (green-blind)

#005FC8

Tritanopia (blue-blind)

#00768A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #425cca;
/* rgb */ color: rgb(66, 92, 202);
/* oklch */ color: oklch(51.8% 0.173 269.4);

Tailwind

colors: {
  custom: {
    50: '#8689db',
    500: '#425cca',
    950: '#000000',
  },
}

SCSS

$custom: #425cca;
$custom-light: #8689db;
$custom-dark: #000000;

JSON

{
  "hex": "#425cca",
  "rgb": {
    "r": 66,
    "g": 92,
    "b": 202
  },
  "hsl": {
    "h": 228.529,
    "s": 56.198,
    "l": 52.549
  },
  "oklch": {
    "l": 0.51752,
    "c": 0.17301,
    "h": 269.4
  },
  "luminance": 0.13077
}

Semantic roles & 50–950 ramp

primary

#425CCA

secondary

#D1C696

accent

#C348DF

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #425CCA

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

Preview Lab → · Contrast checker → · Palette generator →