#4640C5#4640C5

#4640C5 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.6% C 0.199 H 277.3°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#4640C5
RGB	rgb(70, 64, 197)
HSL	hsl(243, 53%, 51%)
HSV	hsv(243, 68%, 77%)
CMYK	cmyk(64.5%, 67.5%, 0%, 22.7%)
CIE-LAB	lab(35.98, 42.70, -68.48)
CIE-LCH	lch(35.98, 80.70, 301.94°)
OKLab	oklab(46.61% 0.0255 -0.1976)
OKLCH	oklch(46.61% 0.199 277.3)
XYZ	xyz(14.4340, 8.9989, 53.7888)
Luminance	0.0900 (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

#4640C5 #BFC540

analogous

#407CC5 #4640C5 #8840C5

triadic

#4640C5 #C54640 #40C546

tetradic

#4640C5 #C5407C #BFC540 #40C588

square

#4640C5 #C5407C #BFC540 #40C588

split-complementary

#4640C5 #C58840 #7CC540

monochromatic

#24206A #332F99 #4640C5 #736FD3 #A19EE2

Accessibility & contrast

On white

7.50

#4640C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#4640C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4640C5

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4640C5	#FFFFFF	#000000	##FFFFFF
##4640C5	1.00	7.50	2.80	7.50
#FFFFFF	7.50	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC9

Deuteranopia (green-blind)

#004FC2

Tritanopia (blue-blind)

#00637D

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4640c5;
/* rgb */ color: rgb(70, 64, 197);
/* oklch */ color: oklch(46.6% 0.199 277.3);

Tailwind

colors: {
  custom: {
    50: '#8976d8',
    500: '#4640c5',
    950: '#000000',
  },
}

SCSS

$custom: #4640c5;
$custom-light: #8976d8;
$custom-dark: #000000;

JSON

{
  "hex": "#4640c5",
  "rgb": {
    "r": 70,
    "g": 64,
    "b": 197
  },
  "hsl": {
    "h": 242.707,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.46606,
    "c": 0.1992,
    "h": 277.3
  },
  "luminance": 0.09
}

Semantic roles & 50–950 ramp

primary

#4640C5

secondary

#CBCE93

accent

#DD4BD6

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4640C5

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

Preview Lab → · Contrast checker → · Palette generator →