#3633D4#3633D4

#3633D4 is a mid, highly saturated blue. Relative luminance 0.079; OKLCH L 45.2% C 0.234 H 272.7°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#3633D4
RGB	rgb(54, 51, 212)
HSL	hsl(241, 65%, 52%)
HSV	hsv(241, 76%, 83%)
CMYK	cmyk(74.5%, 75.9%, 0%, 16.9%)
CIE-LAB	lab(33.78, 53.11, -80.85)
CIE-LCH	lch(33.78, 96.74, 303.30°)
OKLab	oklab(45.2% 0.0109 -0.234)
OKLCH	oklch(45.2% 0.234 272.7)
XYZ	xyz(14.5848, 7.9039, 63.0315)
Luminance	0.0790 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.53

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3633D4 #D1D433

analogous

#3381D4 #3633D4 #8733D4

triadic

#3633D4 #D43633 #33D436

tetradic

#3633D4 #D43381 #D1D433 #33D487

square

#3633D4 #D43381 #D1D433 #33D487

split-complementary

#3633D4 #D48733 #81D433

monochromatic

#1A1874 #2623A7 #3633D4 #6866DF #9A98E9

Accessibility & contrast

On white

8.14

#3633D4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#3633D4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3633D4

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3633D4	#FFFFFF	#000000	##FFFFFF
##3633D4	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057D9

Deuteranopia (green-blind)

#0047D1

Tritanopia (blue-blind)

#006382

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3633d4;
/* rgb */ color: rgb(54, 51, 212);
/* oklch */ color: oklch(45.2% 0.234 272.7);

Tailwind

colors: {
  custom: {
    50: '#866de3',
    500: '#3633d4',
    950: '#000000',
  },
}

SCSS

$custom: #3633d4;
$custom-light: #866de3;
$custom-dark: #000000;

JSON

{
  "hex": "#3633d4",
  "rgb": {
    "r": 54,
    "g": 51,
    "b": 212
  },
  "hsl": {
    "h": 241.118,
    "s": 65.182,
    "l": 51.569
  },
  "oklch": {
    "l": 0.452,
    "c": 0.23425,
    "h": 272.7
  },
  "luminance": 0.07905
}

Semantic roles & 50–950 ramp

primary

#3633D4

secondary

#D3D58E

accent

#E840E5

background

#F9F6FE

surface

#F1ECFC

border

#CBC7D5

text

#0D0716

muted

#7E7A84

Preview Lab

Preview with #3633D4

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

Preview Lab → · Contrast checker → · Palette generator →