#424DC1#424DC1

#424DC1 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 48.2% C 0.180 H 273.4°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#424DC1
RGB	rgb(66, 77, 193)
HSL	hsl(235, 51%, 51%)
HSV	hsv(235, 66%, 76%)
CMYK	cmyk(65.8%, 60.1%, 0%, 24.3%)
CIE-LAB	lab(38.40, 32.82, -62.20)
CIE-LCH	lch(38.40, 70.33, 297.82°)
OKLab	oklab(48.2% 0.0108 -0.1792)
OKLCH	oklch(48.2% 0.18 273.4)
XYZ	xyz(14.5231, 10.3150, 51.6674)
Luminance	0.1032 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.79

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424DC1 #C1B642

analogous

#428CC1 #424DC1 #7642C1

triadic

#424DC1 #C1424D #4DC142

tetradic

#424DC1 #C1428C #C1B642 #42C176

square

#424DC1 #C1428C #C1B642 #42C176

split-complementary

#424DC1 #C17642 #8CC142

monochromatic

#222867 #313A95 #424DC1 #7078D0 #9EA4DF

Accessibility & contrast

On white

6.86

#424DC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#424DC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424DC1

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424DC1	#FFFFFF	#000000	##FFFFFF
##424DC1	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C5

Deuteranopia (green-blind)

#0055BF

Tritanopia (blue-blind)

#006A7F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #424dc1;
/* rgb */ color: rgb(66, 77, 193);
/* oklch */ color: oklch(48.2% 0.180 273.4);

Tailwind

colors: {
  custom: {
    50: '#857ed5',
    500: '#424dc1',
    950: '#000000',
  },
}

SCSS

$custom: #424dc1;
$custom-light: #857ed5;
$custom-dark: #000000;

JSON

{
  "hex": "#424dc1",
  "rgb": {
    "r": 66,
    "g": 77,
    "b": 193
  },
  "hsl": {
    "h": 234.803,
    "s": 50.598,
    "l": 50.784
  },
  "oklch": {
    "l": 0.48203,
    "c": 0.17952,
    "h": 273.4
  },
  "luminance": 0.10316
}

Semantic roles & 50–950 ramp

primary

#424DC1

secondary

#CCC793

accent

#CE4EDA

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #424DC1

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

Preview Lab → · Contrast checker → · Palette generator →