#3E4FC8#3E4FC8

#3E4FC8 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.9% C 0.187 H 271.5°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#3E4FC8
RGB	rgb(62, 79, 200)
HSL	hsl(233, 56%, 51%)
HSV	hsv(233, 69%, 78%)
CMYK	cmyk(69%, 60.5%, 0%, 21.6%)
CIE-LAB	lab(39.22, 33.42, -64.96)
CIE-LCH	lch(39.22, 73.05, 297.23°)
OKLab	oklab(48.92% 0.0048 -0.1874)
OKLCH	oklch(48.92% 0.187 271.5)
XYZ	xyz(15.2044, 10.7848, 55.9128)
Luminance	0.1079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E4FC8 #C8B73E

analogous

#3E94C8 #3E4FC8 #723EC8

triadic

#3E4FC8 #C83E4F #4FC83E

tetradic

#3E4FC8 #C83E94 #C8B73E #3EC872

square

#3E4FC8 #C83E94 #C8B73E #3EC872

split-complementary

#3E4FC8 #C8723E #94C83E

monochromatic

#1F296D #2D3A9C #3E4FC8 #6E7AD6 #9DA6E3

Accessibility & contrast

On white

6.65

#3E4FC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#3E4FC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E4FC8

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E4FC8	#FFFFFF	#000000	##FFFFFF
##3E4FC8	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063CC

Deuteranopia (green-blind)

#0056C6

Tritanopia (blue-blind)

#006D84

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3e4fc8;
/* rgb */ color: rgb(62, 79, 200);
/* oklch */ color: oklch(48.9% 0.187 271.5);

Tailwind

colors: {
  custom: {
    50: '#8480da',
    500: '#3e4fc8',
    950: '#000000',
  },
}

SCSS

$custom: #3e4fc8;
$custom-light: #8480da;
$custom-dark: #000000;

JSON

{
  "hex": "#3e4fc8",
  "rgb": {
    "r": 62,
    "g": 79,
    "b": 200
  },
  "hsl": {
    "h": 232.609,
    "s": 55.645,
    "l": 51.373
  },
  "oklch": {
    "l": 0.48916,
    "c": 0.18742,
    "h": 271.5
  },
  "luminance": 0.10786
}

Semantic roles & 50–950 ramp

primary

#3E4FC8

secondary

#CFC892

accent

#CC49DF

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3E4FC8

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

Preview Lab → · Contrast checker → · Palette generator →