#4636B4#4636B4

#4636B4 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.5% C 0.189 H 280.8°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#4636B4
RGB	rgb(70, 54, 180)
HSL	hsl(248, 54%, 46%)
HSV	hsv(248, 70%, 71%)
CMYK	cmyk(61.1%, 70%, 0%, 29.4%)
CIE-LAB	lab(32.34, 43.05, -64.45)
CIE-LCH	lch(32.34, 77.50, 303.74°)
OKLab	oklab(43.52% 0.0356 -0.1858)
OKLCH	oklch(43.52% 0.189 280.8)
XYZ	xyz(12.0806, 7.2348, 43.9310)
Luminance	0.0724 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.26

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4636B4 #A4B436

analogous

#3665B4 #4636B4 #8536B4

triadic

#4636B4 #B44636 #36B446

tetradic

#4636B4 #B43665 #A4B436 #36B485

square

#4636B4 #B43665 #A4B436 #36B485

split-complementary

#4636B4 #B48536 #65B436

monochromatic

#211A56 #342885 #4636B4 #685ACD #9389DC

Accessibility & contrast

On white

8.58

#4636B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#4636B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4636B4

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4636B4	#FFFFFF	#000000	##FFFFFF
##4636B4	1.00	8.58	2.45	8.58
#FFFFFF	8.58	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B8

Deuteranopia (green-blind)

#0047B2

Tritanopia (blue-blind)

#005871

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4636b4;
/* rgb */ color: rgb(70, 54, 180);
/* oklch */ color: oklch(43.5% 0.189 280.8);

Tailwind

colors: {
  custom: {
    50: '#866fcc',
    500: '#4636b4',
    950: '#000000',
  },
}

SCSS

$custom: #4636b4;
$custom-light: #866fcc;
$custom-dark: #000000;

JSON

{
  "hex": "#4636b4",
  "rgb": {
    "r": 70,
    "g": 54,
    "b": 180
  },
  "hsl": {
    "h": 247.619,
    "s": 53.846,
    "l": 45.882
  },
  "oklch": {
    "l": 0.43518,
    "c": 0.18913,
    "h": 280.8
  },
  "luminance": 0.07236
}

Semantic roles & 50–950 ramp

primary

#4636B4

secondary

#BDC680

accent

#DD4BCB

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4636B4

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

Preview Lab → · Contrast checker → · Palette generator →