#3630C9#3630C9

#3630C9 is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.6% C 0.224 H 273.7°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#3630C9
RGB	rgb(54, 48, 201)
HSL	hsl(242, 61%, 49%)
HSV	hsv(242, 76%, 79%)
CMYK	cmyk(73.1%, 76.1%, 0%, 21.2%)
CIE-LAB	lab(32.06, 51.21, -77.30)
CIE-LCH	lch(32.06, 92.73, 303.52°)
OKLab	oklab(43.65% 0.0143 -0.2236)
OKLCH	oklch(43.65% 0.224 273.7)
XYZ	xyz(13.1174, 7.1139, 55.9288)
Luminance	0.0712 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 4.08

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3630C9 #C3C930

analogous

#3077C9 #3630C9 #8330C9

triadic

#3630C9 #C93630 #30C936

tetradic

#3630C9 #C93077 #C3C930 #30C983

square

#3630C9 #C93077 #C3C930 #30C983

split-complementary

#3630C9 #C98330 #77C930

monochromatic

#1B1866 #292498 #3630C9 #635ED8 #928FE4

Accessibility & contrast

On white

8.67

#3630C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#3630C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3630C9

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3630C9	#FFFFFF	#000000	##FFFFFF
##3630C9	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052CD

Deuteranopia (green-blind)

#0044C6

Tritanopia (blue-blind)

#005E7B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3630c9;
/* rgb */ color: rgb(54, 48, 201);
/* oklch */ color: oklch(43.6% 0.224 273.7);

Tailwind

colors: {
  custom: {
    50: '#846bdb',
    500: '#3630c9',
    950: '#000000',
  },
}

SCSS

$custom: #3630c9;
$custom-light: #846bdb;
$custom-dark: #000000;

JSON

{
  "hex": "#3630c9",
  "rgb": {
    "r": 54,
    "g": 48,
    "b": 201
  },
  "hsl": {
    "h": 242.353,
    "s": 61.446,
    "l": 48.824
  },
  "oklch": {
    "l": 0.43647,
    "c": 0.2241,
    "h": 273.7
  },
  "luminance": 0.07115
}

Semantic roles & 50–950 ramp

primary

#3630C9

secondary

#CCCF86

accent

#E543DE

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3630C9

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

Preview Lab → · Contrast checker → · Palette generator →