#3C55C8#3C55C8

#3C55C8 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.9% C 0.181 H 269.4°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#3C55C8
RGB	rgb(60, 85, 200)
HSL	hsl(229, 56%, 51%)
HSV	hsv(229, 70%, 78%)
CMYK	cmyk(70%, 57.5%, 0%, 21.6%)
CIE-LAB	lab(40.62, 29.34, -62.68)
CIE-LCH	lch(40.62, 69.21, 295.08°)
OKLab	oklab(49.93% -0.0018 -0.1807)
OKLCH	oklch(49.93% 0.181 269.4)
XYZ	xyz(15.5337, 11.6262, 56.0578)
Luminance	0.1163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C55C8 #C8AF3C

analogous

#3C9BC8 #3C55C8 #693CC8

triadic

#3C55C8 #C83C55 #55C83C

tetradic

#3C55C8 #C83C9B #C8AF3C #3CC869

square

#3C55C8 #C83C9B #C8AF3C #3CC869

split-complementary

#3C55C8 #C8693C #9BC83C

monochromatic

#1E2C6B #2C409B #3C55C8 #6C7FD5 #9BA8E3

Accessibility & contrast

On white

6.31

#3C55C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#3C55C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C55C8

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C55C8	#FFFFFF	#000000	##FFFFFF
##3C55C8	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066CC

Deuteranopia (green-blind)

#005AC6

Tritanopia (blue-blind)

#007186

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3c55c8;
/* rgb */ color: rgb(60, 85, 200);
/* oklch */ color: oklch(49.9% 0.181 269.4);

Tailwind

colors: {
  custom: {
    50: '#8384da',
    500: '#3c55c8',
    950: '#000000',
  },
}

SCSS

$custom: #3c55c8;
$custom-light: #8384da;
$custom-dark: #000000;

JSON

{
  "hex": "#3c55c8",
  "rgb": {
    "r": 60,
    "g": 85,
    "b": 200
  },
  "hsl": {
    "h": 229.286,
    "s": 56,
    "l": 50.98
  },
  "oklch": {
    "l": 0.49928,
    "c": 0.18067,
    "h": 269.4
  },
  "luminance": 0.11628
}

Semantic roles & 50–950 ramp

primary

#3C55C8

secondary

#CFC491

accent

#C449DF

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3C55C8

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

Preview Lab → · Contrast checker → · Palette generator →