#4D54DD#4D54DD

#4D54DD is a mid, highly saturated blue. Relative luminance 0.131; OKLCH L 52.4% C 0.205 H 274.6°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#4D54DD
RGB	rgb(77, 84, 221)
HSL	hsl(237, 68%, 58%)
HSV	hsv(237, 65%, 87%)
CMYK	cmyk(65.2%, 62%, 0%, 13.3%)
CIE-LAB	lab(42.97, 39.59, -70.87)
CIE-LCH	lch(42.97, 81.18, 299.19°)
OKLab	oklab(52.44% 0.0164 -0.2043)
OKLCH	oklch(52.44% 0.205 274.6)
XYZ	xyz(19.2777, 13.1372, 69.9124)
Luminance	0.1314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D54DD #DDD64D

analogous

#4D9CDD #4D54DD #8E4DDD

triadic

#4D54DD #DD4D54 #54DD4D

tetradic

#4D54DD #DD4D9C #DDD64D #4DDD8E

square

#4D54DD #DD4D9C #DDD64D #4DDD8E

split-complementary

#4D54DD #DD8E4D #9CDD4D

monochromatic

#1C2293 #262EC7 #4D54DD #8085E7 #B4B7F1

Accessibility & contrast

On white

5.79

#4D54DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#4D54DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D54DD

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D54DD	#FFFFFF	#000000	##FFFFFF
##4D54DD	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CE1

Deuteranopia (green-blind)

#005FDA

Tritanopia (blue-blind)

#007791

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4d54dd;
/* rgb */ color: rgb(77, 84, 221);
/* oklch */ color: oklch(52.4% 0.205 274.6);

Tailwind

colors: {
  custom: {
    50: '#8f84e9',
    500: '#4d54dd',
    950: '#000000',
  },
}

SCSS

$custom: #4d54dd;
$custom-light: #8f84e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4d54dd",
  "rgb": {
    "r": 77,
    "g": 84,
    "b": 221
  },
  "hsl": {
    "h": 237.083,
    "s": 67.925,
    "l": 58.431
  },
  "oklch": {
    "l": 0.52438,
    "c": 0.20497,
    "h": 274.6
  },
  "luminance": 0.13139
}

Semantic roles & 50–950 ramp

primary

#4D54DD

secondary

#DFDDA6

accent

#E23DEB

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4D54DD

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

Preview Lab → · Contrast checker → · Palette generator →