#3634A6#3634A6

#3634A6 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.7% C 0.177 H 275.9°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#3634A6
RGB	rgb(54, 52, 166)
HSL	hsl(241, 52%, 43%)
HSV	hsv(241, 69%, 65%)
CMYK	cmyk(67.5%, 68.7%, 0%, 34.9%)
CIE-LAB	lab(29.39, 37.43, -60.94)
CIE-LCH	lch(29.39, 71.52, 301.56°)
OKLab	oklab(40.7% 0.0182 -0.176)
OKLCH	oklch(40.7% 0.177 275.9)
XYZ	xyz(9.6300, 5.9926, 36.7182)
Luminance	0.0599 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3634A6 #A4A634

analogous

#346BA6 #3634A6 #6F34A6

triadic

#3634A6 #A63634 #34A636

tetradic

#3634A6 #A6346B #A4A634 #34A66F

square

#3634A6 #A6346B #A4A634 #34A66F

split-complementary

#3634A6 #A66F34 #6BA634

monochromatic

#181749 #272577 #3634A6 #514FC8 #7F7ED7

Accessibility & contrast

On white

9.55

#3634A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#3634A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3634A6

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3634A6	#FFFFFF	#000000	##FFFFFF
##3634A6	1.00	9.55	2.20	9.55
#FFFFFF	9.55	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA9

Deuteranopia (green-blind)

#0040A4

Tritanopia (blue-blind)

#005268

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3634a6;
/* rgb */ color: rgb(54, 52, 166);
/* oklch */ color: oklch(40.7% 0.177 275.9);

Tailwind

colors: {
  custom: {
    50: '#7c6cc1',
    500: '#3634a6',
    950: '#000000',
  },
}

SCSS

$custom: #3634a6;
$custom-light: #7c6cc1;
$custom-dark: #000000;

JSON

{
  "hex": "#3634a6",
  "rgb": {
    "r": 54,
    "g": 52,
    "b": 166
  },
  "hsl": {
    "h": 241.053,
    "s": 52.294,
    "l": 42.745
  },
  "oklch": {
    "l": 0.40698,
    "c": 0.17689,
    "h": 275.9
  },
  "luminance": 0.05993
}

Semantic roles & 50–950 ramp

primary

#3634A6

secondary

#BEC076

accent

#DC4CD9

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #3634A6

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

Preview Lab → · Contrast checker → · Palette generator →