#4245CA#4245CA

#4245CA is a mid, highly saturated blue. Relative luminance 0.097; OKLCH L 47.6% C 0.201 H 274.7°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#4245CA
RGB	rgb(66, 69, 202)
HSL	hsl(239, 56%, 53%)
HSV	hsv(239, 67%, 79%)
CMYK	cmyk(67.3%, 65.8%, 0%, 20.8%)
CIE-LAB	lab(37.26, 40.84, -69.31)
CIE-LCH	lch(37.26, 80.45, 300.51°)
OKLab	oklab(47.59% 0.0164 -0.2001)
OKLCH	oklch(47.59% 0.201 274.7)
XYZ	xyz(15.0320, 9.6774, 56.9414)
Luminance	0.0968 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4245CA #CAC742

analogous

#4289CA #4245CA #8342CA

triadic

#4245CA #CA4245 #45CA42

tetradic

#4245CA #CA4289 #CAC742 #42CA83

square

#4245CA #CA4289 #CAC742 #42CA83

split-complementary

#4245CA #CA8342 #89CA42

monochromatic

#202272 #2D30A2 #4245CA #7274D7 #A2A3E5

Accessibility & contrast

On white

7.15

#4245CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#4245CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4245CA

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4245CA	#FFFFFF	#000000	##FFFFFF
##4245CA	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ECE

Deuteranopia (green-blind)

#0051C7

Tritanopia (blue-blind)

#006881

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4245ca;
/* rgb */ color: rgb(66, 69, 202);
/* oklch */ color: oklch(47.6% 0.201 274.7);

Tailwind

colors: {
  custom: {
    50: '#8779db',
    500: '#4245ca',
    950: '#000000',
  },
}

SCSS

$custom: #4245ca;
$custom-light: #8779db;
$custom-dark: #000000;

JSON

{
  "hex": "#4245ca",
  "rgb": {
    "r": 66,
    "g": 69,
    "b": 202
  },
  "hsl": {
    "h": 238.676,
    "s": 56.198,
    "l": 52.549
  },
  "oklch": {
    "l": 0.47594,
    "c": 0.20077,
    "h": 274.7
  },
  "luminance": 0.09679
}

Semantic roles & 50–950 ramp

primary

#4245CA

secondary

#D1D096

accent

#DC48DF

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4245CA

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

Preview Lab → · Contrast checker → · Palette generator →