#4539C9#4539C9

#4539C9 is a mid, highly saturated blue. Relative luminance 0.084; OKLCH L 45.9% C 0.212 H 277.7°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#4539C9
RGB	rgb(69, 57, 201)
HSL	hsl(245, 57%, 51%)
HSV	hsv(245, 72%, 79%)
CMYK	cmyk(65.7%, 71.6%, 0%, 21.2%)
CIE-LAB	lab(34.82, 47.86, -72.73)
CIE-LCH	lch(34.82, 87.06, 303.35°)
OKLab	oklab(45.86% 0.0284 -0.21)
OKLCH	oklch(45.86% 0.212 277.7)
XYZ	xyz(14.4566, 8.4073, 56.1079)
Luminance	0.0841 (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

#4539C9 #BDC939

analogous

#3975C9 #4539C9 #8D39C9

triadic

#4539C9 #C94539 #39C945

tetradic

#4539C9 #C93975 #BDC939 #39C98D

square

#4539C9 #C93975 #BDC939 #39C98D

split-complementary

#4539C9 #C98D39 #75C939

monochromatic

#241D6B #342A9B #4539C9 #7269D6 #9F99E3

Accessibility & contrast

On white

7.83

#4539C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#4539C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4539C9

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4539C9	#FFFFFF	#000000	##FFFFFF
##4539C9	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058CD

Deuteranopia (green-blind)

#004CC6

Tritanopia (blue-blind)

#00617D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4539c9;
/* rgb */ color: rgb(69, 57, 201);
/* oklch */ color: oklch(45.9% 0.212 277.7);

Tailwind

colors: {
  custom: {
    50: '#8971db',
    500: '#4539c9',
    950: '#000000',
  },
}

SCSS

$custom: #4539c9;
$custom-light: #8971db;
$custom-dark: #000000;

JSON

{
  "hex": "#4539c9",
  "rgb": {
    "r": 69,
    "g": 57,
    "b": 201
  },
  "hsl": {
    "h": 245,
    "s": 57.143,
    "l": 50.588
  },
  "oklch": {
    "l": 0.45863,
    "c": 0.21192,
    "h": 277.7
  },
  "luminance": 0.08409
}

Semantic roles & 50–950 ramp

primary

#4539C9

secondary

#CACF8F

accent

#E047D4

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4539C9

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

Preview Lab → · Contrast checker → · Palette generator →