#4637C0#4637C0

#4637C0 is a dark, highly saturated blue. Relative luminance 0.078; OKLCH L 44.8% C 0.203 H 279.3°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#4637C0
RGB	rgb(70, 55, 192)
HSL	hsl(247, 55%, 48%)
HSV	hsv(247, 71%, 75%)
CMYK	cmyk(63.5%, 71.4%, 0%, 24.7%)
CIE-LAB	lab(33.65, 46.26, -69.39)
CIE-LCH	lch(33.65, 83.39, 303.69°)
OKLab	oklab(44.79% 0.0327 -0.2002)
OKLCH	oklch(44.79% 0.203 279.3)
XYZ	xyz(13.4034, 7.8392, 50.6657)
Luminance	0.0784 (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

#4637C0 #B1C037

analogous

#376CC0 #4637C0 #8A37C0

triadic

#4637C0 #C04637 #37C046

tetradic

#4637C0 #C0376C #B1C037 #37C08A

square

#4637C0 #C0376C #B1C037 #37C08A

split-complementary

#4637C0 #C08A37 #6CC037

monochromatic

#231C61 #352990 #4637C0 #6E62D2 #9A92E0

Accessibility & contrast

On white

8.18

#4637C0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#4637C0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4637C0

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4637C0	#FFFFFF	#000000	##FFFFFF
##4637C0	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C4

Deuteranopia (green-blind)

#004ABD

Tritanopia (blue-blind)

#005D78

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4637c0;
/* rgb */ color: rgb(70, 55, 192);
/* oklch */ color: oklch(44.8% 0.203 279.3);

Tailwind

colors: {
  custom: {
    50: '#8870d4',
    500: '#4637c0',
    950: '#000000',
  },
}

SCSS

$custom: #4637c0;
$custom-light: #8870d4;
$custom-dark: #000000;

JSON

{
  "hex": "#4637c0",
  "rgb": {
    "r": 70,
    "g": 55,
    "b": 192
  },
  "hsl": {
    "h": 246.569,
    "s": 55.466,
    "l": 48.431
  },
  "oklch": {
    "l": 0.44791,
    "c": 0.20286,
    "h": 279.3
  },
  "luminance": 0.0784
}

Semantic roles & 50–950 ramp

primary

#4637C0

secondary

#C3CB88

accent

#DF49CE

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4637C0

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

Preview Lab → · Contrast checker → · Palette generator →