#4253C5#4253C5

#4253C5 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.6% C 0.177 H 271.9°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#4253C5
RGB	rgb(66, 83, 197)
HSL	hsl(232, 53%, 52%)
HSV	hsv(232, 66%, 77%)
CMYK	cmyk(66.5%, 57.9%, 0%, 22.7%)
CIE-LAB	lab(40.20, 30.41, -61.60)
CIE-LCH	lch(40.20, 68.69, 296.27°)
OKLab	oklab(49.64% 0.0058 -0.1773)
OKLCH	oklch(49.64% 0.177 271.9)
XYZ	xyz(15.4147, 11.3746, 54.1957)
Luminance	0.1138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4253C5 #C5B442

analogous

#4295C5 #4253C5 #7342C5

triadic

#4253C5 #C54253 #53C542

tetradic

#4253C5 #C54295 #C5B442 #42C573

square

#4253C5 #C54295 #C5B442 #42C573

split-complementary

#4253C5 #C57342 #95C542

monochromatic

#212B6C #2F3D9A #4253C5 #717ED3 #A0A8E2

Accessibility & contrast

On white

6.41

#4253C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#4253C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4253C5

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4253C5	#FFFFFF	#000000	##FFFFFF
##4253C5	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C9

Deuteranopia (green-blind)

#0059C3

Tritanopia (blue-blind)

#006F84

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4253c5;
/* rgb */ color: rgb(66, 83, 197);
/* oklch */ color: oklch(49.6% 0.177 271.9);

Tailwind

colors: {
  custom: {
    50: '#8583d7',
    500: '#4253c5',
    950: '#000000',
  },
}

SCSS

$custom: #4253c5;
$custom-light: #8583d7;
$custom-dark: #000000;

JSON

{
  "hex": "#4253c5",
  "rgb": {
    "r": 66,
    "g": 83,
    "b": 197
  },
  "hsl": {
    "h": 232.214,
    "s": 53.036,
    "l": 51.569
  },
  "oklch": {
    "l": 0.49637,
    "c": 0.17744,
    "h": 271.9
  },
  "luminance": 0.11376
}

Semantic roles & 50–950 ramp

primary

#4253C5

secondary

#CEC795

accent

#CA4BDC

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4253C5

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

Preview Lab → · Contrast checker → · Palette generator →