#4539C7#4539C7

#4539C7 is a mid, highly saturated blue. Relative luminance 0.083; OKLCH L 45.7% C 0.209 H 277.9°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#4539C7
RGB	rgb(69, 57, 199)
HSL	hsl(245, 56%, 50%)
HSV	hsv(245, 71%, 78%)
CMYK	cmyk(65.3%, 71.4%, 0%, 22%)
CIE-LAB	lab(34.63, 47.23, -71.87)
CIE-LCH	lch(34.63, 86.00, 303.31°)
OKLab	oklab(45.67% 0.0287 -0.2075)
OKLCH	oklch(45.67% 0.209 277.9)
XYZ	xyz(14.2228, 8.3138, 54.8770)
Luminance	0.0832 (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

#4539C7 #BBC739

analogous

#3974C7 #4539C7 #8C39C7

triadic

#4539C7 #C74539 #39C745

tetradic

#4539C7 #C73974 #BBC739 #39C78C

square

#4539C7 #C73974 #BBC739 #39C78C

split-complementary

#4539C7 #C78C39 #74C739

monochromatic

#241D68 #342B98 #4539C7 #7269D4 #9F98E2

Accessibility & contrast

On white

7.89

#4539C7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#4539C7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4539C7

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4539C7	#FFFFFF	#000000	##FFFFFF
##4539C7	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057CB

Deuteranopia (green-blind)

#004BC4

Tritanopia (blue-blind)

#00607C

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4539c7;
/* rgb */ color: rgb(69, 57, 199);
/* oklch */ color: oklch(45.7% 0.209 277.9);

Tailwind

colors: {
  custom: {
    50: '#8971d9',
    500: '#4539c7',
    950: '#000000',
  },
}

SCSS

$custom: #4539c7;
$custom-light: #8971d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4539c7",
  "rgb": {
    "r": 69,
    "g": 57,
    "b": 199
  },
  "hsl": {
    "h": 245.07,
    "s": 55.906,
    "l": 50.196
  },
  "oklch": {
    "l": 0.45671,
    "c": 0.20949,
    "h": 277.9
  },
  "luminance": 0.08315
}

Semantic roles & 50–950 ramp

primary

#4539C7

secondary

#C8CE8E

accent

#DF49D2

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4539C7

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

Preview Lab → · Contrast checker → · Palette generator →