#4D66CA#4D66CA

#4D66CA is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.3% C 0.157 H 269.9°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#4D66CA
RGB	rgb(77, 102, 202)
HSL	hsl(228, 54%, 55%)
HSV	hsv(228, 62%, 79%)
CMYK	cmyk(61.9%, 49.5%, 0%, 20.8%)
CIE-LAB	lab(46.10, 21.93, -54.92)
CIE-LCH	lch(46.10, 59.14, 291.77°)
OKLab	oklab(54.35% -0.0002 -0.1572)
OKLCH	oklch(54.35% 0.157 269.9)
XYZ	xyz(18.4690, 15.3432, 57.8539)
Luminance	0.1535 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D66CA #CAB14D

analogous

#4DA5CA #4D66CA #734DCA

triadic

#4D66CA #CA4D66 #66CA4D

tetradic

#4D66CA #CA4DA5 #CAB14D #4DCA73

square

#4D66CA #CA4DA5 #CAB14D #4DCA73

split-complementary

#4D66CA #CA734D #A5CA4D

monochromatic

#243579 #324AA8 #4D66CA #7C8FD8 #ABB7E6

Accessibility & contrast

On white

5.16

#4D66CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#4D66CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D66CA

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D66CA	#FFFFFF	#000000	##FFFFFF
##4D66CA	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3173CE

Deuteranopia (green-blind)

#1468C8

Tritanopia (blue-blind)

#007D8E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4d66ca;
/* rgb */ color: rgb(77, 102, 202);
/* oklch */ color: oklch(54.3% 0.157 269.9);

Tailwind

colors: {
  custom: {
    50: '#8a91db',
    500: '#4d66ca',
    950: '#000000',
  },
}

SCSS

$custom: #4d66ca;
$custom-light: #8a91db;
$custom-dark: #000000;

JSON

{
  "hex": "#4d66ca",
  "rgb": {
    "r": 77,
    "g": 102,
    "b": 202
  },
  "hsl": {
    "h": 228,
    "s": 54.113,
    "l": 54.706
  },
  "oklch": {
    "l": 0.54347,
    "c": 0.15722,
    "h": 269.9
  },
  "luminance": 0.15345
}

Semantic roles & 50–950 ramp

primary

#4D66CA

secondary

#D4C99F

accent

#C04ADD

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4D66CA

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

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