#4D64B7#4D64B7

#4D64B7 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.7% C 0.133 H 269.7°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#4D64B7
RGB	rgb(77, 100, 183)
HSL	hsl(227, 42%, 51%)
HSV	hsv(227, 58%, 72%)
CMYK	cmyk(57.9%, 45.4%, 0%, 28.2%)
CIE-LAB	lab(44.39, 16.70, -46.67)
CIE-LCH	lch(44.39, 49.57, 289.70°)
OKLab	oklab(52.67% -0.0006 -0.133)
OKLCH	oklch(52.67% 0.133 269.7)
XYZ	xyz(16.1621, 14.1098, 46.6623)
Luminance	0.1411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D64B7 #B7A04D

analogous

#4D99B7 #4D64B7 #6B4DB7

triadic

#4D64B7 #B74D64 #64B74D

tetradic

#4D64B7 #B74D99 #B7A04D #4DB76B

square

#4D64B7 #B74D99 #B7A04D #4DB76B

split-complementary

#4D64B7 #B76B4D #99B74D

monochromatic

#283462 #394C8E #4D64B7 #798AC9 #A4B0DA

Accessibility & contrast

On white

5.49

#4D64B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#4D64B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D64B7

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D64B7	#FFFFFF	#000000	##FFFFFF
##4D64B7	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E6EBA

Deuteranopia (green-blind)

#3065B5

Tritanopia (blue-blind)

#007684

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4d64b7;
/* rgb */ color: rgb(77, 100, 183);
/* oklch */ color: oklch(52.7% 0.133 269.7);

Tailwind

colors: {
  custom: {
    50: '#878fcd',
    500: '#4d64b7',
    950: '#000000',
  },
}

SCSS

$custom: #4d64b7;
$custom-light: #878fcd;
$custom-dark: #000000;

JSON

{
  "hex": "#4d64b7",
  "rgb": {
    "r": 77,
    "g": 100,
    "b": 183
  },
  "hsl": {
    "h": 226.981,
    "s": 42.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.52667,
    "c": 0.13299,
    "h": 269.7
  },
  "luminance": 0.14111
}

Semantic roles & 50–950 ramp

primary

#4D64B7

secondary

#C7BD98

accent

#B756D2

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #4D64B7

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

Preview Lab → · Contrast checker → · Palette generator →