#3E5FB1#3E5FB1

#3E5FB1 is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.4% C 0.136 H 265.4°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#3E5FB1
RGB	rgb(62, 95, 177)
HSL	hsl(223, 48%, 47%)
HSV	hsv(223, 65%, 69%)
CMYK	cmyk(65%, 46.3%, 0%, 30.6%)
CIE-LAB	lab(41.82, 14.93, -47.32)
CIE-LCH	lch(41.82, 49.62, 287.51°)
OKLab	oklab(50.36% -0.011 -0.1353)
OKLCH	oklch(50.36% 0.136 265.4)
XYZ	xyz(14.0119, 12.3816, 43.2379)
Luminance	0.1238 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E5FB1 #B1903E

analogous

#3E98B1 #3E5FB1 #573EB1

triadic

#3E5FB1 #B13E5F #5FB13E

tetradic

#3E5FB1 #B13E98 #B1903E #3EB157

square

#3E5FB1 #B13E98 #B1903E #3EB157

split-complementary

#3E5FB1 #B1573E #98B13E

monochromatic

#1E2E56 #2E4784 #3E5FB1 #6481C9 #91A5D8

Accessibility & contrast

On white

6.04

#3E5FB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#3E5FB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E5FB1

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E5FB1	#FFFFFF	#000000	##FFFFFF
##3E5FB1	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3768B4

Deuteranopia (green-blind)

#225EAF

Tritanopia (blue-blind)

#00727F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #3e5fb1;
/* rgb */ color: rgb(62, 95, 177);
/* oklch */ color: oklch(50.4% 0.136 265.4);

Tailwind

colors: {
  custom: {
    50: '#7f8bc9',
    500: '#3e5fb1',
    950: '#000000',
  },
}

SCSS

$custom: #3e5fb1;
$custom-light: #7f8bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3e5fb1",
  "rgb": {
    "r": 62,
    "g": 95,
    "b": 177
  },
  "hsl": {
    "h": 222.783,
    "s": 48.117,
    "l": 46.863
  },
  "oklch": {
    "l": 0.5036,
    "c": 0.13574,
    "h": 265.4
  },
  "luminance": 0.12383
}

Semantic roles & 50–950 ramp

primary

#3E5FB1

secondary

#C4B287

accent

#B150D8

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3E5FB1

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

Preview Lab → · Contrast checker → · Palette generator →