#4D54CF#4D54CF

#4D54CF is a mid, vivid blue. Relative luminance 0.124; OKLCH L 51.3% C 0.187 H 275.2°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#4D54CF
RGB	rgb(77, 84, 207)
HSL	hsl(237, 58%, 56%)
HSV	hsv(237, 63%, 81%)
CMYK	cmyk(62.8%, 59.4%, 0%, 18.8%)
CIE-LAB	lab(41.88, 34.91, -64.63)
CIE-LCH	lch(41.88, 73.45, 298.38°)
OKLab	oklab(51.29% 0.0169 -0.186)
OKLCH	oklch(51.29% 0.187 275.2)
XYZ	xyz(17.4897, 12.4220, 60.4954)
Luminance	0.1242 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D54CF #CFC84D

analogous

#4D95CF #4D54CF #874DCF

triadic

#4D54CF #CF4D54 #54CF4D

tetradic

#4D54CF #CF4D95 #CFC84D #4DCF87

square

#4D54CF #CF4D95 #CFC84D #4DCF87

split-complementary

#4D54CF #CF874D #95CF4D

monochromatic

#22277F #2F36AF #4D54CF #7D82DC #ADB1E9

Accessibility & contrast

On white

6.03

#4D54CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#4D54CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D54CF

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D54CF	#FFFFFF	#000000	##FFFFFF
##4D54CF	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D3

Deuteranopia (green-blind)

#005DCD

Tritanopia (blue-blind)

#007289

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4d54cf;
/* rgb */ color: rgb(77, 84, 207);
/* oklch */ color: oklch(51.3% 0.187 275.2);

Tailwind

colors: {
  custom: {
    50: '#8c84df',
    500: '#4d54cf',
    950: '#000000',
  },
}

SCSS

$custom: #4d54cf;
$custom-light: #8c84df;
$custom-dark: #000000;

JSON

{
  "hex": "#4d54cf",
  "rgb": {
    "r": 77,
    "g": 84,
    "b": 207
  },
  "hsl": {
    "h": 236.769,
    "s": 57.522,
    "l": 55.686
  },
  "oklch": {
    "l": 0.51294,
    "c": 0.18674,
    "h": 275.2
  },
  "luminance": 0.12423
}

Semantic roles & 50–950 ramp

primary

#4D54CF

secondary

#D7D4A1

accent

#D847E1

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4D54CF

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

Preview Lab → · Contrast checker → · Palette generator →