#3E61BB#3E61BB

#3E61BB is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.5% C 0.147 H 265.5°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#3E61BB
RGB	rgb(62, 97, 187)
HSL	hsl(223, 50%, 49%)
HSV	hsv(223, 67%, 73%)
CMYK	cmyk(66.8%, 48.1%, 0%, 26.7%)
CIE-LAB	lab(43.00, 17.24, -51.27)
CIE-LCH	lch(43.00, 54.09, 288.59°)
OKLab	oklab(51.47% -0.0115 -0.1468)
OKLCH	oklch(51.47% 0.147 265.5)
XYZ	xyz(15.2278, 13.1599, 48.7417)
Luminance	0.1316 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E61BB #BB983E

analogous

#3EA0BB #3E61BB #5A3EBB

triadic

#3E61BB #BB3E61 #61BB3E

tetradic

#3E61BB #BB3EA0 #BB983E #3EBB5A

square

#3E61BB #BB3EA0 #BB983E #3EBB5A

split-complementary

#3E61BB #BB5A3E #A0BB3E

monochromatic

#20315F #2F498D #3E61BB #6985CD #97AADC

Accessibility & contrast

On white

5.78

#3E61BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#3E61BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E61BB

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E61BB	#FFFFFF	#000000	##FFFFFF
##3E61BB	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#326CBE

Deuteranopia (green-blind)

#1560B9

Tritanopia (blue-blind)

#007685

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3e61bb;
/* rgb */ color: rgb(62, 97, 187);
/* oklch */ color: oklch(51.5% 0.147 265.5);

Tailwind

colors: {
  custom: {
    50: '#818dd0',
    500: '#3e61bb',
    950: '#000000',
  },
}

SCSS

$custom: #3e61bb;
$custom-light: #818dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e61bb",
  "rgb": {
    "r": 62,
    "g": 97,
    "b": 187
  },
  "hsl": {
    "h": 223.2,
    "s": 50.201,
    "l": 48.824
  },
  "oklch": {
    "l": 0.51471,
    "c": 0.1473,
    "h": 265.5
  },
  "luminance": 0.13161
}

Semantic roles & 50–950 ramp

primary

#3E61BB

secondary

#C8B78D

accent

#B34EDA

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3E61BB

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

Preview Lab → · Contrast checker → · Palette generator →