#3630AA#3630AA

#3630AA is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.5% C 0.186 H 276.2°. Best body text is #FFFFFF at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#3630AA
RGB	rgb(54, 48, 170)
HSL	hsl(243, 56%, 43%)
HSV	hsv(243, 72%, 67%)
CMYK	cmyk(68.2%, 71.8%, 0%, 33.3%)
CIE-LAB	lab(28.90, 41.17, -64.16)
CIE-LCH	lch(28.90, 76.24, 302.69°)
OKLab	oklab(40.46% 0.0203 -0.1854)
OKLCH	oklch(40.46% 0.186 276.2)
XYZ	xyz(9.8316, 5.7996, 38.6237)
Luminance	0.0580 (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

#3630AA #A4AA30

analogous

#3067AA #3630AA #7330AA

triadic

#3630AA #AA3630 #30AA36

tetradic

#3630AA #AA3067 #A4AA30 #30AA73

square

#3630AA #AA3067 #A4AA30 #30AA73

split-complementary

#3630AA #AA7330 #67AA30

monochromatic

#18154B #27237A #3630AA #514BCC #7F7BDA

Accessibility & contrast

On white

9.72

#3630AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#3630AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3630AA

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3630AA	#FFFFFF	#000000	##FFFFFF
##3630AA	1.00	9.72	2.16	9.72
#FFFFFF	9.72	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049AE

Deuteranopia (green-blind)

#003FA8

Tritanopia (blue-blind)

#00526A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3630aa;
/* rgb */ color: rgb(54, 48, 170);
/* oklch */ color: oklch(40.5% 0.186 276.2);

Tailwind

colors: {
  custom: {
    50: '#7d6ac4',
    500: '#3630aa',
    950: '#000000',
  },
}

SCSS

$custom: #3630aa;
$custom-light: #7d6ac4;
$custom-dark: #000000;

JSON

{
  "hex": "#3630aa",
  "rgb": {
    "r": 54,
    "g": 48,
    "b": 170
  },
  "hsl": {
    "h": 242.951,
    "s": 55.963,
    "l": 42.745
  },
  "oklch": {
    "l": 0.40459,
    "c": 0.18647,
    "h": 276.2
  },
  "luminance": 0.058
}

Semantic roles & 50–950 ramp

primary

#3630AA

secondary

#BEC274

accent

#DF49D8

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3630AA

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

Preview Lab → · Contrast checker → · Palette generator →