#3E52B8#3E52B8

#3E52B8 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.2% C 0.162 H 270.7°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#3E52B8
RGB	rgb(62, 82, 184)
HSL	hsl(230, 50%, 48%)
HSV	hsv(230, 66%, 72%)
CMYK	cmyk(66.3%, 55.4%, 0%, 27.8%)
CIE-LAB	lab(38.76, 25.84, -56.36)
CIE-LCH	lch(38.76, 62.00, 294.63°)
OKLab	oklab(48.19% 0.0021 -0.1621)
OKLCH	oklch(48.19% 0.162 270.7)
XYZ	xyz(13.6527, 10.5182, 46.6488)
Luminance	0.1052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E52B8 #B8A43E

analogous

#3E8FB8 #3E52B8 #673EB8

triadic

#3E52B8 #B83E52 #52B83E

tetradic

#3E52B8 #B83E8F #B8A43E #3EB867

square

#3E52B8 #B83E8F #B8A43E #3EB867

split-complementary

#3E52B8 #B8673E #8FB83E

monochromatic

#1F295C #2F3E8A #3E52B8 #6778CC #95A1DB

Accessibility & contrast

On white

6.77

#3E52B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#3E52B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E52B8

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E52B8	#FFFFFF	#000000	##FFFFFF
##3E52B8	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061BC

Deuteranopia (green-blind)

#0056B6

Tritanopia (blue-blind)

#006A7D

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3e52b8;
/* rgb */ color: rgb(62, 82, 184);
/* oklch */ color: oklch(48.2% 0.162 270.7);

Tailwind

colors: {
  custom: {
    50: '#8182ce',
    500: '#3e52b8',
    950: '#000000',
  },
}

SCSS

$custom: #3e52b8;
$custom-light: #8182ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3e52b8",
  "rgb": {
    "r": 62,
    "g": 82,
    "b": 184
  },
  "hsl": {
    "h": 230.164,
    "s": 49.593,
    "l": 48.235
  },
  "oklch": {
    "l": 0.48191,
    "c": 0.16208,
    "h": 270.7
  },
  "luminance": 0.10519
}

Semantic roles & 50–950 ramp

primary

#3E52B8

secondary

#C7BD8B

accent

#C24FD9

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3E52B8

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

Preview Lab → · Contrast checker → · Palette generator →