#4253C4#4253C4

#4253C4 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.6% C 0.176 H 271.9°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#4253C4
RGB	rgb(66, 83, 196)
HSL	hsl(232, 52%, 51%)
HSV	hsv(232, 66%, 77%)
CMYK	cmyk(66.3%, 57.7%, 0%, 23.1%)
CIE-LAB	lab(40.13, 30.06, -61.14)
CIE-LCH	lch(40.13, 68.13, 296.18°)
OKLab	oklab(49.56% 0.0057 -0.176)
OKLCH	oklch(49.56% 0.176 271.9)
XYZ	xyz(15.3005, 11.3289, 53.5942)
Luminance	0.1133 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4253C4 #C4B342

analogous

#4294C4 #4253C4 #7242C4

triadic

#4253C4 #C44253 #53C442

tetradic

#4253C4 #C44294 #C4B342 #42C472

square

#4253C4 #C44294 #C4B342 #42C472

split-complementary

#4253C4 #C47242 #94C442

monochromatic

#212B6A #303E99 #4253C4 #717DD3 #9FA8E1

Accessibility & contrast

On white

6.43

#4253C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#4253C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4253C4

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4253C4	#FFFFFF	#000000	##FFFFFF
##4253C4	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C8

Deuteranopia (green-blind)

#0059C2

Tritanopia (blue-blind)

#006F83

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4253c4;
/* rgb */ color: rgb(66, 83, 196);
/* oklch */ color: oklch(49.6% 0.176 271.9);

Tailwind

colors: {
  custom: {
    50: '#8583d7',
    500: '#4253c4',
    950: '#000000',
  },
}

SCSS

$custom: #4253c4;
$custom-light: #8583d7;
$custom-dark: #000000;

JSON

{
  "hex": "#4253c4",
  "rgb": {
    "r": 66,
    "g": 83,
    "b": 196
  },
  "hsl": {
    "h": 232.154,
    "s": 52.419,
    "l": 51.373
  },
  "oklch": {
    "l": 0.49557,
    "c": 0.17609,
    "h": 271.9
  },
  "luminance": 0.1133
}

Semantic roles & 50–950 ramp

primary

#4253C4

secondary

#CEC694

accent

#C94CDC

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4253C4

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

Preview Lab → · Contrast checker → · Palette generator →