#3630AE#3630AE

#3630AE is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.9% C 0.191 H 275.9°. Best body text is #FFFFFF at 9.59:1 contrast (WCAG AA passes).

Color values

HEX	#3630AE
RGB	rgb(54, 48, 174)
HSL	hsl(243, 57%, 44%)
HSV	hsv(243, 72%, 68%)
CMYK	cmyk(69%, 72.4%, 0%, 31.8%)
CIE-LAB	lab(29.29, 42.49, -65.91)
CIE-LCH	lch(29.29, 78.43, 302.81°)
OKLab	oklab(40.86% 0.0196 -0.1905)
OKLCH	oklch(40.86% 0.191 275.9)
XYZ	xyz(10.2157, 5.9532, 40.6469)
Luminance	0.0595 (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

#3630AE #A8AE30

analogous

#3069AE #3630AE #7530AE

triadic

#3630AE #AE3630 #30AE36

tetradic

#3630AE #AE3069 #A8AE30 #30AE75

square

#3630AE #AE3069 #A8AE30 #30AE75

split-complementary

#3630AE #AE7530 #69AE30

monochromatic

#18164E #27237E #3630AE #534DCE #827DDB

Accessibility & contrast

On white

9.59

#3630AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#3630AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3630AE

9.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3630AE	#FFFFFF	#000000	##FFFFFF
##3630AE	1.00	9.59	2.19	9.59
#FFFFFF	9.59	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB2

Deuteranopia (green-blind)

#003FAC

Tritanopia (blue-blind)

#00536C

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3630ae;
/* rgb */ color: rgb(54, 48, 174);
/* oklch */ color: oklch(40.9% 0.191 275.9);

Tailwind

colors: {
  custom: {
    50: '#7e6ac7',
    500: '#3630ae',
    950: '#000000',
  },
}

SCSS

$custom: #3630ae;
$custom-light: #7e6ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#3630ae",
  "rgb": {
    "r": 54,
    "g": 48,
    "b": 174
  },
  "hsl": {
    "h": 242.857,
    "s": 56.757,
    "l": 43.529
  },
  "oklch": {
    "l": 0.40859,
    "c": 0.19148,
    "h": 275.9
  },
  "luminance": 0.05954
}

Semantic roles & 50–950 ramp

primary

#3630AE

secondary

#C0C476

accent

#E048D9

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3630AE

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

Preview Lab → · Contrast checker → · Palette generator →