#3723AE#3723AE

#3723AE is a dark, highly saturated blue. Relative luminance 0.051; OKLCH L 39.2% C 0.204 H 277.9°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#3723AE
RGB	rgb(55, 35, 174)
HSL	hsl(249, 67%, 41%)
HSV	hsv(249, 80%, 68%)
CMYK	cmyk(68.4%, 79.9%, 0%, 31.8%)
CIE-LAB	lab(26.93, 49.52, -69.81)
CIE-LCH	lch(26.93, 85.59, 305.35°)
OKLab	oklab(39.21% 0.028 -0.2017)
OKLCH	oklch(39.21% 0.204 277.9)
XYZ	xyz(9.8141, 5.0694, 40.4975)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3723AE #9AAE23

analogous

#2354AE #3723AE #7C23AE

triadic

#3723AE #AE3723 #23AE37

tetradic

#3723AE #AE2354 #9AAE23 #23AE7C

square

#3723AE #AE2354 #9AAE23 #23AE7C

split-complementary

#3723AE #AE7C23 #54AE23

monochromatic

#170F48 #27197B #3723AE #4E37D7 #7B6AE1

Accessibility & contrast

On white

10.43

#3723AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#3723AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3723AE

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3723AE	#FFFFFF	#000000	##FFFFFF
##3723AE	1.00	10.43	2.01	10.43
#FFFFFF	10.43	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B2

Deuteranopia (green-blind)

#003AAC

Tritanopia (blue-blind)

#004D69

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3723ae;
/* rgb */ color: rgb(55, 35, 174);
/* oklch */ color: oklch(39.2% 0.204 277.9);

Tailwind

colors: {
  custom: {
    50: '#8062c8',
    500: '#3723ae',
    950: '#000000',
  },
}

SCSS

$custom: #3723ae;
$custom-light: #8062c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3723ae",
  "rgb": {
    "r": 55,
    "g": 35,
    "b": 174
  },
  "hsl": {
    "h": 248.633,
    "s": 66.507,
    "l": 40.98
  },
  "oklch": {
    "l": 0.39213,
    "c": 0.20362,
    "h": 277.9
  },
  "luminance": 0.0507
}

Semantic roles & 50–950 ramp

primary

#3723AE

secondary

#B9C766

accent

#E93ED1

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #3723AE

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

Preview Lab → · Contrast checker → · Palette generator →