#3633AF#3633AF

#3633AF is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.4% C 0.190 H 275.3°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#3633AF
RGB	rgb(54, 51, 175)
HSL	hsl(241, 55%, 44%)
HSV	hsv(241, 71%, 69%)
CMYK	cmyk(69.1%, 70.9%, 0%, 31.4%)
CIE-LAB	lab(30.03, 41.08, -65.31)
CIE-LCH	lch(30.03, 77.15, 302.17°)
OKLab	oklab(41.41% 0.0175 -0.1887)
OKLCH	oklch(41.41% 0.19 275.3)
XYZ	xyz(10.4405, 6.2461, 41.2045)
Luminance	0.0625 (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

#3633AF #ACAF33

analogous

#336EAF #3633AF #7433AF

triadic

#3633AF #AF3633 #33AF36

tetradic

#3633AF #AF336E #ACAF33 #33AF74

square

#3633AF #AF336E #ACAF33 #33AF74

split-complementary

#3633AF #AF7433 #6EAF33

monochromatic

#191750 #272580 #3633AF #5552CD #8482DB

Accessibility & contrast

On white

9.34

#3633AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#3633AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3633AF

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3633AF	#FFFFFF	#000000	##FFFFFF
##3633AF	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB3

Deuteranopia (green-blind)

#0041AD

Tritanopia (blue-blind)

#00556D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3633af;
/* rgb */ color: rgb(54, 51, 175);
/* oklch */ color: oklch(41.4% 0.190 275.3);

Tailwind

colors: {
  custom: {
    50: '#7e6cc8',
    500: '#3633af',
    950: '#000000',
  },
}

SCSS

$custom: #3633af;
$custom-light: #7e6cc8;
$custom-dark: #000000;

JSON

{
  "hex": "#3633af",
  "rgb": {
    "r": 54,
    "g": 51,
    "b": 175
  },
  "hsl": {
    "h": 241.452,
    "s": 54.867,
    "l": 44.314
  },
  "oklch": {
    "l": 0.41411,
    "c": 0.18953,
    "h": 275.3
  },
  "luminance": 0.06247
}

Semantic roles & 50–950 ramp

primary

#3633AF

secondary

#C2C47A

accent

#DE4ADB

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3633AF

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

Preview Lab → · Contrast checker → · Palette generator →