#4252AC#4252AC

#4252AC is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.5% C 0.144 H 272.2°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#4252AC
RGB	rgb(66, 82, 172)
HSL	hsl(231, 45%, 47%)
HSV	hsv(231, 62%, 67%)
CMYK	cmyk(61.6%, 52.3%, 0%, 32.5%)
CIE-LAB	lab(38.15, 22.28, -50.26)
CIE-LCH	lch(38.15, 54.98, 293.91°)
OKLab	oklab(47.53% 0.0055 -0.144)
OKLCH	oklch(47.53% 0.144 272.2)
XYZ	xyz(12.7080, 10.1704, 40.3151)
Luminance	0.1017 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4252AC #AC9C42

analogous

#4287AC #4252AC #6742AC

triadic

#4252AC #AC4252 #52AC42

tetradic

#4252AC #AC4287 #AC9C42 #42AC67

square

#4252AC #AC4287 #AC9C42 #42AC67

split-complementary

#4252AC #AC6742 #87AC42

monochromatic

#202854 #313D80 #4252AC #6775C5 #939DD6

Accessibility & contrast

On white

6.92

#4252AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#4252AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4252AC

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4252AC	#FFFFFF	#000000	##FFFFFF
##4252AC	1.00	6.92	3.03	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D5FAF

Deuteranopia (green-blind)

#0055AA

Tritanopia (blue-blind)

#006777

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4252ac;
/* rgb */ color: rgb(66, 82, 172);
/* oklch */ color: oklch(47.5% 0.144 272.2);

Tailwind

colors: {
  custom: {
    50: '#8182c5',
    500: '#4252ac',
    950: '#000000',
  },
}

SCSS

$custom: #4252ac;
$custom-light: #8182c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4252ac",
  "rgb": {
    "r": 66,
    "g": 82,
    "b": 172
  },
  "hsl": {
    "h": 230.943,
    "s": 44.538,
    "l": 46.667
  },
  "oklch": {
    "l": 0.47525,
    "c": 0.14412,
    "h": 272.2
  },
  "luminance": 0.10171
}

Semantic roles & 50–950 ramp

primary

#4252AC

secondary

#C1B989

accent

#C154D4

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #4252AC

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

Preview Lab → · Contrast checker → · Palette generator →