#3630AC#3630AC

#3630AC is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.7% C 0.189 H 276.1°. Best body text is #FFFFFF at 9.65:1 contrast (WCAG AA passes).

Color values

HEX	#3630AC
RGB	rgb(54, 48, 172)
HSL	hsl(243, 56%, 43%)
HSV	hsv(243, 72%, 67%)
CMYK	cmyk(68.6%, 72.1%, 0%, 32.5%)
CIE-LAB	lab(29.10, 41.83, -65.04)
CIE-LCH	lch(29.10, 77.33, 302.75°)
OKLab	oklab(40.66% 0.0199 -0.1879)
OKLCH	oklch(40.66% 0.189 276.1)
XYZ	xyz(10.0222, 5.8758, 39.6277)
Luminance	0.0588 (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

#3630AC #A6AC30

analogous

#3068AC #3630AC #7430AC

triadic

#3630AC #AC3630 #30AC36

tetradic

#3630AC #AC3068 #A6AC30 #30AC74

square

#3630AC #AC3068 #A6AC30 #30AC74

split-complementary

#3630AC #AC7430 #68AC30

monochromatic

#18154C #27237C #3630AC #524CCD #817CDA

Accessibility & contrast

On white

9.65

#3630AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#3630AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3630AC

9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3630AC	#FFFFFF	#000000	##FFFFFF
##3630AC	1.00	9.65	2.18	9.65
#FFFFFF	9.65	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB0

Deuteranopia (green-blind)

#003FAA

Tritanopia (blue-blind)

#00536B

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3630ac;
/* rgb */ color: rgb(54, 48, 172);
/* oklch */ color: oklch(40.7% 0.189 276.1);

Tailwind

colors: {
  custom: {
    50: '#7e6ac6',
    500: '#3630ac',
    950: '#000000',
  },
}

SCSS

$custom: #3630ac;
$custom-light: #7e6ac6;
$custom-dark: #000000;

JSON

{
  "hex": "#3630ac",
  "rgb": {
    "r": 54,
    "g": 48,
    "b": 172
  },
  "hsl": {
    "h": 242.903,
    "s": 56.364,
    "l": 43.137
  },
  "oklch": {
    "l": 0.40659,
    "c": 0.18898,
    "h": 276.1
  },
  "luminance": 0.05877
}

Semantic roles & 50–950 ramp

primary

#3630AC

secondary

#BFC375

accent

#E048D8

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3630AC

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

Preview Lab → · Contrast checker → · Palette generator →