#424CA2#424CA2

#424CA2 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.6% C 0.138 H 274.6°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#424CA2
RGB	rgb(66, 76, 162)
HSL	hsl(234, 42%, 45%)
HSV	hsv(234, 59%, 64%)
CMYK	cmyk(59.3%, 53.1%, 0%, 36.5%)
CIE-LAB	lab(35.86, 22.70, -47.99)
CIE-LCH	lch(35.86, 53.08, 295.31°)
OKLab	oklab(45.58% 0.011 -0.1374)
OKLCH	oklch(45.58% 0.138 274.6)
XYZ	xyz(11.3507, 8.9349, 35.3019)
Luminance	0.0894 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424CA2 #A29842

analogous

#427CA2 #424CA2 #6842A2

triadic

#424CA2 #A2424C #4CA242

tetradic

#424CA2 #A2427C #A29842 #42A268

square

#424CA2 #A2427C #A29842 #42A268

split-complementary

#424CA2 #A26842 #7CA242

monochromatic

#1F234B #303877 #424CA2 #626CBF #8E95D1

Accessibility & contrast

On white

7.53

#424CA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#424CA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424CA2

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424CA2	#FFFFFF	#000000	##FFFFFF
##424CA2	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A59A5

Deuteranopia (green-blind)

#0050A0

Tritanopia (blue-blind)

#00606F

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #424ca2;
/* rgb */ color: rgb(66, 76, 162);
/* oklch */ color: oklch(45.6% 0.138 274.6);

Tailwind

colors: {
  custom: {
    50: '#7f7dbe',
    500: '#424ca2',
    950: '#000000',
  },
}

SCSS

$custom: #424ca2;
$custom-light: #7f7dbe;
$custom-dark: #000000;

JSON

{
  "hex": "#424ca2",
  "rgb": {
    "r": 66,
    "g": 76,
    "b": 162
  },
  "hsl": {
    "h": 233.75,
    "s": 42.105,
    "l": 44.706
  },
  "oklch": {
    "l": 0.45584,
    "c": 0.13783,
    "h": 274.6
  },
  "luminance": 0.08936
}

Semantic roles & 50–950 ramp

primary

#424CA2

secondary

#BCB684

accent

#C556D2

background

#F8F7FB

surface

#EFEEF7

border

#CAC9D0

text

#0B0912

muted

#7C7B81

Preview Lab

Preview with #424CA2

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

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