#424FAF#424FAF

#424FAF is a mid, vivid blue. Relative luminance 0.098; OKLCH L 47.2% C 0.152 H 273.3°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#424FAF
RGB	rgb(66, 79, 175)
HSL	hsl(233, 45%, 47%)
HSV	hsv(233, 62%, 69%)
CMYK	cmyk(62.3%, 54.9%, 0%, 31.4%)
CIE-LAB	lab(37.56, 25.27, -52.98)
CIE-LCH	lch(37.56, 58.70, 295.50°)
OKLab	oklab(47.15% 0.0087 -0.1521)
OKLCH	oklch(47.15% 0.152 273.3)
XYZ	xyz(12.7781, 9.8443, 41.7759)
Luminance	0.0984 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424FAF #AFA242

analogous

#4286AF #424FAF #6C42AF

triadic

#424FAF #AF424F #4FAF42

tetradic

#424FAF #AF4286 #AFA242 #42AF6C

square

#424FAF #AF4286 #AFA242 #42AF6C

split-complementary

#424FAF #AF6C42 #86AF42

monochromatic

#202756 #313B83 #424FAF #6873C6 #959CD7

Accessibility & contrast

On white

7.07

#424FAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#424FAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424FAF

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424FAF	#FFFFFF	#000000	##FFFFFF
##424FAF	1.00	7.07	2.97	7.07
#FFFFFF	7.07	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#095DB2

Deuteranopia (green-blind)

#0054AD

Tritanopia (blue-blind)

#006677

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #424faf;
/* rgb */ color: rgb(66, 79, 175);
/* oklch */ color: oklch(47.2% 0.152 273.3);

Tailwind

colors: {
  custom: {
    50: '#8180c8',
    500: '#424faf',
    950: '#000000',
  },
}

SCSS

$custom: #424faf;
$custom-light: #8180c8;
$custom-dark: #000000;

JSON

{
  "hex": "#424faf",
  "rgb": {
    "r": 66,
    "g": 79,
    "b": 175
  },
  "hsl": {
    "h": 232.844,
    "s": 45.228,
    "l": 47.255
  },
  "oklch": {
    "l": 0.47152,
    "c": 0.15231,
    "h": 273.3
  },
  "luminance": 0.09845
}

Semantic roles & 50–950 ramp

primary

#424FAF

secondary

#C2BC8A

accent

#C553D5

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #424FAF

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

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