#3E65BB#3E65BB

#3E65BB is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.3% C 0.142 H 263.8°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#3E65BB
RGB	rgb(62, 101, 187)
HSL	hsl(221, 50%, 49%)
HSV	hsv(221, 67%, 73%)
CMYK	cmyk(66.8%, 46%, 0%, 26.7%)
CIE-LAB	lab(44.11, 14.68, -49.48)
CIE-LCH	lch(44.11, 51.61, 286.53°)
OKLab	oklab(52.32% -0.0153 -0.1415)
OKLCH	oklch(52.32% 0.142 263.8)
XYZ	xyz(15.6068, 13.9178, 48.8680)
Luminance	0.1392 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E65BB #BB943E

analogous

#3EA4BB #3E65BB #563EBB

triadic

#3E65BB #BB3E65 #65BB3E

tetradic

#3E65BB #BB3EA4 #BB943E #3EBB56

square

#3E65BB #BB3EA4 #BB943E #3EBB56

split-complementary

#3E65BB #BB563E #A4BB3E

monochromatic

#20335F #2F4C8D #3E65BB #6988CD #97ADDC

Accessibility & contrast

On white

5.55

#3E65BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#3E65BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E65BB

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E65BB	#FFFFFF	#000000	##FFFFFF
##3E65BB	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A6EBE

Deuteranopia (green-blind)

#2363B9

Tritanopia (blue-blind)

#007987

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3e65bb;
/* rgb */ color: rgb(62, 101, 187);
/* oklch */ color: oklch(52.3% 0.142 263.8);

Tailwind

colors: {
  custom: {
    50: '#8190d0',
    500: '#3e65bb',
    950: '#000000',
  },
}

SCSS

$custom: #3e65bb;
$custom-light: #8190d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e65bb",
  "rgb": {
    "r": 62,
    "g": 101,
    "b": 187
  },
  "hsl": {
    "h": 221.28,
    "s": 50.201,
    "l": 48.824
  },
  "oklch": {
    "l": 0.52321,
    "c": 0.14236,
    "h": 263.8
  },
  "luminance": 0.13919
}

Semantic roles & 50–950 ramp

primary

#3E65BB

secondary

#C8B68D

accent

#AE4EDA

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3E65BB

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

Preview Lab → · Contrast checker → · Palette generator →