#3E55BC#3E55BC

#3E55BC is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.1% C 0.164 H 269.9°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#3E55BC
RGB	rgb(62, 85, 188)
HSL	hsl(229, 50%, 49%)
HSV	hsv(229, 67%, 74%)
CMYK	cmyk(67%, 54.8%, 0%, 26.3%)
CIE-LAB	lab(39.83, 25.33, -56.96)
CIE-LCH	lch(39.83, 62.34, 293.97°)
OKLab	oklab(49.09% -0.0004 -0.1638)
OKLCH	oklch(49.09% 0.164 269.9)
XYZ	xyz(14.3091, 11.1506, 48.9654)
Luminance	0.1115 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E55BC #BCA53E

analogous

#3E94BC #3E55BC #663EBC

triadic

#3E55BC #BC3E55 #55BC3E

tetradic

#3E55BC #BC3E94 #BCA53E #3EBC66

square

#3E55BC #BC3E94 #BCA53E #3EBC66

split-complementary

#3E55BC #BC663E #94BC3E

monochromatic

#202B60 #2F408E #3E55BC #6A7CCE #98A4DD

Accessibility & contrast

On white

6.50

#3E55BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#3E55BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E55BC

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E55BC	#FFFFFF	#000000	##FFFFFF
##3E55BC	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C0

Deuteranopia (green-blind)

#0058BA

Tritanopia (blue-blind)

#006E80

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3e55bc;
/* rgb */ color: rgb(62, 85, 188);
/* oklch */ color: oklch(49.1% 0.164 269.9);

Tailwind

colors: {
  custom: {
    50: '#8284d1',
    500: '#3e55bc',
    950: '#000000',
  },
}

SCSS

$custom: #3e55bc;
$custom-light: #8284d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3e55bc",
  "rgb": {
    "r": 62,
    "g": 85,
    "b": 188
  },
  "hsl": {
    "h": 229.048,
    "s": 50.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.4909,
    "c": 0.1638,
    "h": 269.9
  },
  "luminance": 0.11152
}

Semantic roles & 50–950 ramp

primary

#3E55BC

secondary

#C9BE8D

accent

#C04EDA

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #3E55BC

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

Preview Lab → · Contrast checker → · Palette generator →