#4245D5#4245D5

#4245D5 is a mid, highly saturated blue. Relative luminance 0.102; OKLCH L 48.6% C 0.215 H 274.1°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#4245D5
RGB	rgb(66, 69, 213)
HSL	hsl(239, 64%, 55%)
HSV	hsv(239, 69%, 84%)
CMYK	cmyk(69%, 67.6%, 0%, 16.5%)
CIE-LAB	lab(38.23, 44.51, -74.08)
CIE-LCH	lch(38.23, 86.42, 301.00°)
OKLab	oklab(48.6% 0.0153 -0.214)
OKLCH	oklch(48.6% 0.215 274.1)
XYZ	xyz(16.3811, 10.2170, 64.0467)
Luminance	0.1022 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue (survey)

#0343DF

ΔE00 3.34

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4245D5 #D5D242

analogous

#428ED5 #4245D5 #8942D5

triadic

#4245D5 #D54245 #45D542

tetradic

#4245D5 #D5428E #D5D242 #42D589

square

#4245D5 #D5428E #D5D242 #42D589

split-complementary

#4245D5 #D58942 #8ED542

monochromatic

#1C1F80 #282AB2 #4245D5 #7476E0 #A6A8EB

Accessibility & contrast

On white

6.90

#4245D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#4245D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4245D5

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4245D5	#FFFFFF	#000000	##FFFFFF
##4245D5	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061D9

Deuteranopia (green-blind)

#0053D2

Tritanopia (blue-blind)

#006C87

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4245d5;
/* rgb */ color: rgb(66, 69, 213);
/* oklch */ color: oklch(48.6% 0.215 274.1);

Tailwind

colors: {
  custom: {
    50: '#8a79e3',
    500: '#4245d5',
    950: '#000000',
  },
}

SCSS

$custom: #4245d5;
$custom-light: #8a79e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4245d5",
  "rgb": {
    "r": 66,
    "g": 69,
    "b": 213
  },
  "hsl": {
    "h": 238.776,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.48596,
    "c": 0.21459,
    "h": 274.1
  },
  "luminance": 0.10219
}

Semantic roles & 50–950 ramp

primary

#4245D5

secondary

#D8D79A

accent

#E341E7

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #4245D5

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

Preview Lab → · Contrast checker → · Palette generator →