#3E43D9#3E43D9

#3E43D9 is a mid, highly saturated blue. Relative luminance 0.100; OKLCH L 48.4% C 0.223 H 273.0°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#3E43D9
RGB	rgb(62, 67, 217)
HSL	hsl(238, 67%, 55%)
HSV	hsv(238, 71%, 85%)
CMYK	cmyk(71.4%, 69.1%, 0%, 14.9%)
CIE-LAB	lab(37.93, 46.56, -76.88)
CIE-LCH	lch(37.93, 89.88, 301.20°)
OKLab	oklab(48.43% 0.0115 -0.2223)
OKLCH	oklch(48.43% 0.223 273)
XYZ	xyz(16.5139, 10.0465, 66.7011)
Luminance	0.1005 (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

#3E43D9 #D9D43E

analogous

#3E90D9 #3E43D9 #873ED9

triadic

#3E43D9 #D93E43 #43D93E

tetradic

#3E43D9 #D93E90 #D9D43E #3ED987

square

#3E43D9 #D93E90 #D9D43E #3ED987

split-complementary

#3E43D9 #D9873E #90D93E

monochromatic

#1A1D83 #2429B6 #3E43D9 #7175E3 #A4A7ED

Accessibility & contrast

On white

6.98

#3E43D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#3E43D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E43D9

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E43D9	#FFFFFF	#000000	##FFFFFF
##3E43D9	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061DE

Deuteranopia (green-blind)

#0052D6

Tritanopia (blue-blind)

#006C89

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3e43d9;
/* rgb */ color: rgb(62, 67, 217);
/* oklch */ color: oklch(48.4% 0.223 273.0);

Tailwind

colors: {
  custom: {
    50: '#8978e6',
    500: '#3e43d9',
    950: '#000000',
  },
}

SCSS

$custom: #3e43d9;
$custom-light: #8978e6;
$custom-dark: #000000;

JSON

{
  "hex": "#3e43d9",
  "rgb": {
    "r": 62,
    "g": 67,
    "b": 217
  },
  "hsl": {
    "h": 238.065,
    "s": 67.1,
    "l": 54.706
  },
  "oklch": {
    "l": 0.48425,
    "c": 0.22264,
    "h": 273
  },
  "luminance": 0.10048
}

Semantic roles & 50–950 ramp

primary

#3E43D9

secondary

#DAD899

accent

#E43EEA

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #3E43D9

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

Preview Lab → · Contrast checker → · Palette generator →