#4D55CC#4D55CC

#4D55CC is a mid, vivid blue. Relative luminance 0.124; OKLCH L 51.2% C 0.182 H 275.1°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#4D55CC
RGB	rgb(77, 85, 204)
HSL	hsl(236, 55%, 55%)
HSV	hsv(236, 62%, 80%)
CMYK	cmyk(62.3%, 58.3%, 0%, 20%)
CIE-LAB	lab(41.90, 33.29, -62.87)
CIE-LCH	lch(41.90, 71.14, 297.90°)
OKLab	oklab(51.24% 0.016 -0.1808)
OKLCH	oklch(51.24% 0.182 275.1)
XYZ	xyz(17.2046, 12.4330, 58.6082)
Luminance	0.1243 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D55CC #CCC44D

analogous

#4D95CC #4D55CC #844DCC

triadic

#4D55CC #CC4D55 #55CC4D

tetradic

#4D55CC #CC4D95 #CCC44D #4DCC84

square

#4D55CC #CC4D95 #CCC44D #4DCC84

split-complementary

#4D55CC #CC844D #95CC4D

monochromatic

#23297B #3139AB #4D55CC #7D82DA #ACB0E7

Accessibility & contrast

On white

6.02

#4D55CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#4D55CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D55CC

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D55CC	#FFFFFF	#000000	##FFFFFF
##4D55CC	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D0

Deuteranopia (green-blind)

#005DCA

Tritanopia (blue-blind)

#007288

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4d55cc;
/* rgb */ color: rgb(77, 85, 204);
/* oklch */ color: oklch(51.2% 0.182 275.1);

Tailwind

colors: {
  custom: {
    50: '#8c85dc',
    500: '#4d55cc',
    950: '#000000',
  },
}

SCSS

$custom: #4d55cc;
$custom-light: #8c85dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4d55cc",
  "rgb": {
    "r": 77,
    "g": 85,
    "b": 204
  },
  "hsl": {
    "h": 236.22,
    "s": 55.459,
    "l": 55.098
  },
  "oklch": {
    "l": 0.51236,
    "c": 0.18151,
    "h": 275.1
  },
  "luminance": 0.12434
}

Semantic roles & 50–950 ramp

primary

#4D55CC

secondary

#D5D2A0

accent

#D549DF

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4D55CC

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

Preview Lab → · Contrast checker → · Palette generator →