#3E4FB7#3E4FB7

#3E4FB7 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.5% C 0.165 H 271.6°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#3E4FB7
RGB	rgb(62, 79, 183)
HSL	hsl(232, 49%, 48%)
HSV	hsv(232, 66%, 72%)
CMYK	cmyk(66.1%, 56.8%, 0%, 28.2%)
CIE-LAB	lab(37.90, 27.42, -57.16)
CIE-LCH	lch(37.90, 63.40, 295.62°)
OKLab	oklab(47.53% 0.0047 -0.1645)
OKLCH	oklch(47.53% 0.165 271.6)
XYZ	xyz(13.3270, 10.0338, 46.0250)
Luminance	0.1003 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E4FB7 #B7A63E

analogous

#3E8BB7 #3E4FB7 #693EB7

triadic

#3E4FB7 #B73E4F #4FB73E

tetradic

#3E4FB7 #B73E8B #B7A63E #3EB769

square

#3E4FB7 #B73E8B #B7A63E #3EB769

split-complementary

#3E4FB7 #B7693E #8BB73E

monochromatic

#1F285C #2F3B89 #3E4FB7 #6775CB #949EDB

Accessibility & contrast

On white

6.98

#3E4FB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#3E4FB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E4FB7

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E4FB7	#FFFFFF	#000000	##FFFFFF
##3E4FB7	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)

#005FBB

Deuteranopia (green-blind)

#0054B5

Tritanopia (blue-blind)

#00687B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3e4fb7;
/* rgb */ color: rgb(62, 79, 183);
/* oklch */ color: oklch(47.5% 0.165 271.6);

Tailwind

colors: {
  custom: {
    50: '#8180cd',
    500: '#3e4fb7',
    950: '#000000',
  },
}

SCSS

$custom: #3e4fb7;
$custom-light: #8180cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3e4fb7",
  "rgb": {
    "r": 62,
    "g": 79,
    "b": 183
  },
  "hsl": {
    "h": 231.57,
    "s": 49.388,
    "l": 48.039
  },
  "oklch": {
    "l": 0.47528,
    "c": 0.16452,
    "h": 271.6
  },
  "luminance": 0.10035
}

Semantic roles & 50–950 ramp

primary

#3E4FB7

secondary

#C6BE8A

accent

#C64FD9

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3E4FB7

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

Preview Lab → · Contrast checker → · Palette generator →