#3633A2#3633A2

#3633A2 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.2% C 0.173 H 276.4°. Best body text is #FFFFFF at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#3633A2
RGB	rgb(54, 51, 162)
HSL	hsl(242, 52%, 42%)
HSV	hsv(242, 69%, 64%)
CMYK	cmyk(66.7%, 68.5%, 0%, 36.5%)
CIE-LAB	lab(28.80, 36.68, -59.51)
CIE-LCH	lch(28.80, 69.90, 301.65°)
OKLab	oklab(40.15% 0.0194 -0.1718)
OKLCH	oklch(40.15% 0.173 276.4)
XYZ	xyz(9.2246, 5.7598, 34.8010)
Luminance	0.0576 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3633A2 #9FA233

analogous

#3368A2 #3633A2 #6E33A2

triadic

#3633A2 #A23633 #33A236

tetradic

#3633A2 #A23368 #9FA233 #33A26E

square

#3633A2 #A23368 #9FA233 #33A26E

split-complementary

#3633A2 #A26E33 #68A233

monochromatic

#171645 #262473 #3633A2 #4F4CC7 #7D7AD5

Accessibility & contrast

On white

9.76

#3633A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#3633A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3633A2

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3633A2	#FFFFFF	#000000	##FFFFFF
##3633A2	1.00	9.76	2.15	9.76
#FFFFFF	9.76	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A5

Deuteranopia (green-blind)

#003FA0

Tritanopia (blue-blind)

#005166

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3633a2;
/* rgb */ color: rgb(54, 51, 162);
/* oklch */ color: oklch(40.2% 0.173 276.4);

Tailwind

colors: {
  custom: {
    50: '#7b6bbf',
    500: '#3633a2',
    950: '#000000',
  },
}

SCSS

$custom: #3633a2;
$custom-light: #7b6bbf;
$custom-dark: #000000;

JSON

{
  "hex": "#3633a2",
  "rgb": {
    "r": 54,
    "g": 51,
    "b": 162
  },
  "hsl": {
    "h": 241.622,
    "s": 52.113,
    "l": 41.765
  },
  "oklch": {
    "l": 0.40154,
    "c": 0.17284,
    "h": 276.4
  },
  "luminance": 0.05761
}

Semantic roles & 50–950 ramp

primary

#3633A2

secondary

#BCBE73

accent

#DC4CD8

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #3633A2

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

Preview Lab → · Contrast checker → · Palette generator →