#4D66AC#4D66AC

#4D66AC is a mid, moderate blue. Relative luminance 0.141; OKLCH L 52.4% C 0.115 H 267.5°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#4D66AC
RGB	rgb(77, 102, 172)
HSL	hsl(224, 38%, 49%)
HSV	hsv(224, 55%, 67%)
CMYK	cmyk(55.2%, 40.7%, 0%, 32.5%)
CIE-LAB	lab(44.32, 11.75, -40.35)
CIE-LCH	lch(44.32, 42.02, 286.23°)
OKLab	oklab(52.41% -0.0049 -0.1144)
OKLCH	oklch(52.41% 0.115 267.5)
XYZ	xyz(15.2559, 14.0580, 40.9313)
Luminance	0.1406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D66AC #AC934D

analogous

#4D96AC #4D66AC #644DAC

triadic

#4D66AC #AC4D66 #66AC4D

tetradic

#4D66AC #AC4D96 #AC934D #4DAC64

square

#4D66AC #AC4D96 #AC934D #4DAC64

split-complementary

#4D66AC #AC644D #96AC4D

monochromatic

#273457 #3A4D82 #4D66AC #7589C1 #9FADD4

Accessibility & contrast

On white

5.51

#4D66AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#4D66AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D66AC

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D66AC	#FFFFFF	#000000	##FFFFFF
##4D66AC	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#496DAF

Deuteranopia (green-blind)

#3E65AA

Tritanopia (blue-blind)

#187580

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4d66ac;
/* rgb */ color: rgb(77, 102, 172);
/* oklch */ color: oklch(52.4% 0.115 267.5);

Tailwind

colors: {
  custom: {
    50: '#8691c5',
    500: '#4d66ac',
    950: '#000000',
  },
}

SCSS

$custom: #4d66ac;
$custom-light: #8691c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4d66ac",
  "rgb": {
    "r": 77,
    "g": 102,
    "b": 172
  },
  "hsl": {
    "h": 224.211,
    "s": 38.153,
    "l": 48.824
  },
  "oklch": {
    "l": 0.52406,
    "c": 0.11454,
    "h": 267.5
  },
  "luminance": 0.14059
}

Semantic roles & 50–950 ramp

primary

#4D66AC

secondary

#C1B594

accent

#AF5ACE

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #4D66AC

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

Preview Lab → · Contrast checker → · Palette generator →