#3621AC#3621AC

#3621AC is a dark, highly saturated blue. Relative luminance 0.049; OKLCH L 38.7% C 0.203 H 277.9°. Best body text is #FFFFFF at 10.66:1 contrast (WCAG AA passes).

Color values

HEX	#3621AC
RGB	rgb(54, 33, 172)
HSL	hsl(249, 68%, 40%)
HSV	hsv(249, 81%, 67%)
CMYK	cmyk(68.6%, 80.8%, 0%, 32.5%)
CIE-LAB	lab(26.30, 49.78, -69.65)
CIE-LCH	lch(26.30, 85.61, 305.55°)
OKLab	oklab(38.69% 0.028 -0.2012)
OKLCH	oklch(38.69% 0.203 277.9)
XYZ	xyz(9.5092, 4.8497, 39.4567)
Luminance	0.0485 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3621AC #97AC21

analogous

#2151AC #3621AC #7C21AC

triadic

#3621AC #AC3621 #21AC36

tetradic

#3621AC #AC2151 #97AC21 #21AC7C

square

#3621AC #AC2151 #97AC21 #21AC7C

split-complementary

#3621AC #AC7C21 #51AC21

monochromatic

#160D45 #261779 #3621AC #4B32D8 #7866E2

Accessibility & contrast

On white

10.66

#3621AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#3621AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3621AC

10.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3621AC	#FFFFFF	#000000	##FFFFFF
##3621AC	1.00	10.66	1.97	10.66
#FFFFFF	10.66	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044B0

Deuteranopia (green-blind)

#0038AA

Tritanopia (blue-blind)

#004C67

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3621ac;
/* rgb */ color: rgb(54, 33, 172);
/* oklch */ color: oklch(38.7% 0.203 277.9);

Tailwind

colors: {
  custom: {
    50: '#7f61c6',
    500: '#3621ac',
    950: '#000000',
  },
}

SCSS

$custom: #3621ac;
$custom-light: #7f61c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3621ac",
  "rgb": {
    "r": 54,
    "g": 33,
    "b": 172
  },
  "hsl": {
    "h": 249.065,
    "s": 67.805,
    "l": 40.196
  },
  "oklch": {
    "l": 0.38691,
    "c": 0.20316,
    "h": 277.9
  },
  "luminance": 0.04851
}

Semantic roles & 50–950 ramp

primary

#3621AC

secondary

#B8C762

accent

#EB3DD0

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #3621AC

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

Preview Lab → · Contrast checker → · Palette generator →