#3E37AC#3E37AC

#3E37AC is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.3% C 0.179 H 278.1°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#3E37AC
RGB	rgb(62, 55, 172)
HSL	hsl(244, 52%, 45%)
HSV	hsv(244, 68%, 67%)
CMYK	cmyk(64%, 68%, 0%, 32.5%)
CIE-LAB	lab(31.19, 38.73, -61.57)
CIE-LCH	lch(31.19, 72.74, 302.17°)
OKLab	oklab(42.32% 0.0253 -0.1776)
OKLCH	oklch(42.32% 0.179 278.1)
XYZ	xyz(10.7968, 6.7342, 39.7526)
Luminance	0.0673 (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

#3E37AC #A5AC37

analogous

#376AAC #3E37AC #7937AC

triadic

#3E37AC #AC3E37 #37AC3E

tetradic

#3E37AC #AC376A #A5AC37 #37AC79

square

#3E37AC #AC376A #A5AC37 #37AC79

split-complementary

#3E37AC #AC7937 #6AAC37

monochromatic

#1D194F #2D287E #3E37AC #5E57C9 #8A85D8

Accessibility & contrast

On white

8.95

#3E37AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#3E37AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E37AC

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E37AC	#FFFFFF	#000000	##FFFFFF
##3E37AC	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB0

Deuteranopia (green-blind)

#0045AA

Tritanopia (blue-blind)

#00566D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3e37ac;
/* rgb */ color: rgb(62, 55, 172);
/* oklch */ color: oklch(42.3% 0.179 278.1);

Tailwind

colors: {
  custom: {
    50: '#816fc6',
    500: '#3e37ac',
    950: '#000000',
  },
}

SCSS

$custom: #3e37ac;
$custom-light: #816fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#3e37ac",
  "rgb": {
    "r": 62,
    "g": 55,
    "b": 172
  },
  "hsl": {
    "h": 243.59,
    "s": 51.542,
    "l": 44.51
  },
  "oklch": {
    "l": 0.42315,
    "c": 0.17938,
    "h": 278.1
  },
  "luminance": 0.06735
}

Semantic roles & 50–950 ramp

primary

#3E37AC

secondary

#BEC27D

accent

#DB4DD2

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3E37AC

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

Preview Lab → · Contrast checker → · Palette generator →