#3E55BA#3E55BA

#3E55BA is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.9% C 0.161 H 269.8°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#3E55BA
RGB	rgb(62, 85, 186)
HSL	hsl(229, 50%, 49%)
HSV	hsv(229, 67%, 73%)
CMYK	cmyk(66.7%, 54.3%, 0%, 27.1%)
CIE-LAB	lab(39.69, 24.61, -56.03)
CIE-LCH	lch(39.69, 61.19, 293.72°)
OKLab	oklab(48.94% -0.0005 -0.161)
OKLCH	oklch(48.94% 0.161 269.8)
XYZ	xyz(14.0950, 11.0650, 47.8378)
Luminance	0.1107 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E55BA #BAA33E

analogous

#3E93BA #3E55BA #653EBA

triadic

#3E55BA #BA3E55 #55BA3E

tetradic

#3E55BA #BA3E93 #BAA33E #3EBA65

square

#3E55BA #BA3E93 #BAA33E #3EBA65

split-complementary

#3E55BA #BA653E #93BA3E

monochromatic

#1F2B5E #2F408C #3E55BA #687BCD #96A3DC

Accessibility & contrast

On white

6.54

#3E55BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#3E55BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E55BA

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E55BA	#FFFFFF	#000000	##FFFFFF
##3E55BA	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0863BE

Deuteranopia (green-blind)

#0058B8

Tritanopia (blue-blind)

#006D7F

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3e55ba;
/* rgb */ color: rgb(62, 85, 186);
/* oklch */ color: oklch(48.9% 0.161 269.8);

Tailwind

colors: {
  custom: {
    50: '#8184cf',
    500: '#3e55ba',
    950: '#000000',
  },
}

SCSS

$custom: #3e55ba;
$custom-light: #8184cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3e55ba",
  "rgb": {
    "r": 62,
    "g": 85,
    "b": 186
  },
  "hsl": {
    "h": 228.871,
    "s": 50,
    "l": 48.627
  },
  "oklch": {
    "l": 0.48937,
    "c": 0.16104,
    "h": 269.8
  },
  "luminance": 0.11066
}

Semantic roles & 50–950 ramp

primary

#3E55BA

secondary

#C8BD8C

accent

#C04EDA

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #3E55BA

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

Preview Lab → · Contrast checker → · Palette generator →