#4640C7#4640C7

#4640C7 is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 46.8% C 0.202 H 277.2°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#4640C7
RGB	rgb(70, 64, 199)
HSL	hsl(243, 55%, 52%)
HSV	hsv(243, 68%, 78%)
CMYK	cmyk(64.8%, 67.8%, 0%, 22%)
CIE-LAB	lab(36.16, 43.35, -69.35)
CIE-LCH	lch(36.16, 81.79, 302.01°)
OKLab	oklab(46.79% 0.0252 -0.2001)
OKLCH	oklch(46.79% 0.202 277.2)
XYZ	xyz(14.6646, 9.0912, 55.0037)
Luminance	0.0909 (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

#4640C7 #C1C740

analogous

#407EC7 #4640C7 #8A40C7

triadic

#4640C7 #C74640 #40C746

tetradic

#4640C7 #C7407E #C1C740 #40C78A

square

#4640C7 #C7407E #C1C740 #40C78A

split-complementary

#4640C7 #C78A40 #7EC740

monochromatic

#23206D #332E9C #4640C7 #746FD5 #A29FE3

Accessibility & contrast

On white

7.45

#4640C7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#4640C7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4640C7

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4640C7	#FFFFFF	#000000	##FFFFFF
##4640C7	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BCB

Deuteranopia (green-blind)

#004FC4

Tritanopia (blue-blind)

#00647E

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4640c7;
/* rgb */ color: rgb(70, 64, 199);
/* oklch */ color: oklch(46.8% 0.202 277.2);

Tailwind

colors: {
  custom: {
    50: '#8976d9',
    500: '#4640c7',
    950: '#000000',
  },
}

SCSS

$custom: #4640c7;
$custom-light: #8976d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4640c7",
  "rgb": {
    "r": 70,
    "g": 64,
    "b": 199
  },
  "hsl": {
    "h": 242.667,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.46788,
    "c": 0.20171,
    "h": 277.2
  },
  "luminance": 0.09092
}

Semantic roles & 50–950 ramp

primary

#4640C7

secondary

#CCCF94

accent

#DE4AD7

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4640C7

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

Preview Lab → · Contrast checker → · Palette generator →