#424AAA#424AAA

#424AAA is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.8% C 0.152 H 275.1°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#424AAA
RGB	rgb(66, 74, 170)
HSL	hsl(235, 44%, 46%)
HSV	hsv(235, 61%, 67%)
CMYK	cmyk(61.2%, 56.5%, 0%, 33.3%)
CIE-LAB	lab(35.90, 26.76, -52.70)
CIE-LCH	lch(35.90, 59.10, 296.92°)
OKLab	oklab(45.8% 0.0134 -0.1513)
OKLCH	oklch(45.8% 0.152 275.1)
XYZ	xyz(11.9489, 8.9572, 39.1216)
Luminance	0.0896 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424AAA #AAA242

analogous

#427EAA #424AAA #6E42AA

triadic

#424AAA #AA424A #4AAA42

tetradic

#424AAA #AA427E #AAA242 #42AA6E

square

#424AAA #AA427E #AAA242 #42AA6E

split-complementary

#424AAA #AA6E42 #7EAA42

monochromatic

#202452 #31377E #424AAA #666DC3 #9297D5

Accessibility & contrast

On white

7.52

#424AAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#424AAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424AAA

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424AAA	#FFFFFF	#000000	##FFFFFF
##424AAA	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059AD

Deuteranopia (green-blind)

#0050A8

Tritanopia (blue-blind)

#006172

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #424aaa;
/* rgb */ color: rgb(66, 74, 170);
/* oklch */ color: oklch(45.8% 0.152 275.1);

Tailwind

colors: {
  custom: {
    50: '#817cc4',
    500: '#424aaa',
    950: '#000000',
  },
}

SCSS

$custom: #424aaa;
$custom-light: #817cc4;
$custom-dark: #000000;

JSON

{
  "hex": "#424aaa",
  "rgb": {
    "r": 66,
    "g": 74,
    "b": 170
  },
  "hsl": {
    "h": 235.385,
    "s": 44.068,
    "l": 46.275
  },
  "oklch": {
    "l": 0.45796,
    "c": 0.15188,
    "h": 275.1
  },
  "luminance": 0.08958
}

Semantic roles & 50–950 ramp

primary

#424AAA

secondary

#C0BC88

accent

#CA54D4

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #424AAA

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

Preview Lab → · Contrast checker → · Palette generator →