#3B43DE#3B43DE

#3B43DE is a mid, highly saturated blue. Relative luminance 0.102; OKLCH L 48.7% C 0.229 H 271.9°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#3B43DE
RGB	rgb(59, 67, 222)
HSL	hsl(237, 71%, 55%)
HSV	hsv(237, 73%, 87%)
CMYK	cmyk(73.4%, 69.8%, 0%, 12.9%)
CIE-LAB	lab(38.23, 47.92, -79.26)
CIE-LCH	lch(38.23, 92.62, 301.16°)
OKLab	oklab(48.74% 0.0076 -0.2293)
OKLCH	oklch(48.74% 0.229 271.9)
XYZ	xyz(16.9912, 10.2163, 70.1695)
Luminance	0.1022 (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

#3B43DE #DED63B

analogous

#3B95DE #3B43DE #843BDE

triadic

#3B43DE #DE3B43 #43DE3B

tetradic

#3B43DE #DE3B95 #DED63B #3BDE84

square

#3B43DE #DE3B95 #DED63B #3BDE84

split-complementary

#3B43DE #DE843B #95DE3B

monochromatic

#171C88 #2027BC #3B43DE #6F75E7 #A4A7F0

Accessibility & contrast

On white

6.90

#3B43DE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#3B43DE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B43DE

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B43DE	#FFFFFF	#000000	##FFFFFF
##3B43DE	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062E3

Deuteranopia (green-blind)

#0052DB

Tritanopia (blue-blind)

#006E8C

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3b43de;
/* rgb */ color: rgb(59, 67, 222);
/* oklch */ color: oklch(48.7% 0.229 271.9);

Tailwind

colors: {
  custom: {
    50: '#8978ea',
    500: '#3b43de',
    950: '#000000',
  },
}

SCSS

$custom: #3b43de;
$custom-light: #8978ea;
$custom-dark: #000000;

JSON

{
  "hex": "#3b43de",
  "rgb": {
    "r": 59,
    "g": 67,
    "b": 222
  },
  "hsl": {
    "h": 237.055,
    "s": 71.179,
    "l": 55.098
  },
  "oklch": {
    "l": 0.48739,
    "c": 0.22947,
    "h": 271.9
  },
  "luminance": 0.10218
}

Semantic roles & 50–950 ramp

primary

#3B43DE

secondary

#DDD998

accent

#E53AEE

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #3B43DE

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

Preview Lab → · Contrast checker → · Palette generator →