#3E52B3#3E52B3

#3E52B3 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.8% C 0.155 H 270.7°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#3E52B3
RGB	rgb(62, 82, 179)
HSL	hsl(230, 49%, 47%)
HSV	hsv(230, 65%, 70%)
CMYK	cmyk(65.4%, 54.2%, 0%, 29.8%)
CIE-LAB	lab(38.40, 24.05, -54.01)
CIE-LCH	lch(38.40, 59.12, 294.01°)
OKLab	oklab(47.81% 0.0018 -0.1551)
OKLCH	oklch(47.81% 0.155 270.7)
XYZ	xyz(13.1378, 10.3122, 43.9372)
Luminance	0.1031 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E52B3 #B39F3E

analogous

#3E8CB3 #3E52B3 #653EB3

triadic

#3E52B3 #B33E52 #52B33E

tetradic

#3E52B3 #B33E8C #B39F3E #3EB365

square

#3E52B3 #B33E8C #B39F3E #3EB365

split-complementary

#3E52B3 #B3653E #8CB33E

monochromatic

#1F2858 #2E3D86 #3E52B3 #6576CA #929ED9

Accessibility & contrast

On white

6.86

#3E52B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#3E52B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E52B3

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E52B3	#FFFFFF	#000000	##FFFFFF
##3E52B3	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C60B6

Deuteranopia (green-blind)

#0055B1

Tritanopia (blue-blind)

#00697A

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3e52b3;
/* rgb */ color: rgb(62, 82, 179);
/* oklch */ color: oklch(47.8% 0.155 270.7);

Tailwind

colors: {
  custom: {
    50: '#8082ca',
    500: '#3e52b3',
    950: '#000000',
  },
}

SCSS

$custom: #3e52b3;
$custom-light: #8082ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3e52b3",
  "rgb": {
    "r": 62,
    "g": 82,
    "b": 179
  },
  "hsl": {
    "h": 229.744,
    "s": 48.548,
    "l": 47.255
  },
  "oklch": {
    "l": 0.47806,
    "c": 0.15514,
    "h": 270.7
  },
  "luminance": 0.10313
}

Semantic roles & 50–950 ramp

primary

#3E52B3

secondary

#C5BA88

accent

#C150D8

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3E52B3

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

Preview Lab → · Contrast checker → · Palette generator →