#4252B9#4252B9

#4252B9 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.5% C 0.162 H 272.2°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#4252B9
RGB	rgb(66, 82, 185)
HSL	hsl(232, 47%, 49%)
HSV	hsv(232, 64%, 73%)
CMYK	cmyk(64.3%, 55.7%, 0%, 27.5%)
CIE-LAB	lab(39.06, 26.84, -56.45)
CIE-LCH	lch(39.06, 62.50, 295.43°)
OKLab	oklab(48.5% 0.0063 -0.1622)
OKLCH	oklch(48.5% 0.162 272.2)
XYZ	xyz(14.0181, 10.6944, 47.2150)
Luminance	0.1070 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4252B9 #B9A942

analogous

#428EB9 #4252B9 #6E42B9

triadic

#4252B9 #B94252 #52B942

tetradic

#4252B9 #B9428E #B9A942 #42B96E

square

#4252B9 #B9428E #B9A942 #42B96E

split-complementary

#4252B9 #B96E42 #8EB942

monochromatic

#222A5F #323E8C #4252B9 #6D7ACB #9AA3DB

Accessibility & contrast

On white

6.69

#4252B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#4252B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4252B9

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4252B9	#FFFFFF	#000000	##FFFFFF
##4252B9	1.00	6.69	3.14	6.69
#FFFFFF	6.69	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061BD

Deuteranopia (green-blind)

#0057B7

Tritanopia (blue-blind)

#006B7D

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4252b9;
/* rgb */ color: rgb(66, 82, 185);
/* oklch */ color: oklch(48.5% 0.162 272.2);

Tailwind

colors: {
  custom: {
    50: '#8382cf',
    500: '#4252b9',
    950: '#000000',
  },
}

SCSS

$custom: #4252b9;
$custom-light: #8382cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4252b9",
  "rgb": {
    "r": 66,
    "g": 82,
    "b": 185
  },
  "hsl": {
    "h": 231.933,
    "s": 47.41,
    "l": 49.216
  },
  "oklch": {
    "l": 0.48503,
    "c": 0.16234,
    "h": 272.2
  },
  "luminance": 0.10696
}

Semantic roles & 50–950 ramp

primary

#4252B9

secondary

#C7C090

accent

#C551D7

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4252B9

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

Preview Lab → · Contrast checker → · Palette generator →