#4D4DBB#4D4DBB

#4D4DBB is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.5% C 0.169 H 278.0°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#4D4DBB
RGB	rgb(77, 77, 187)
HSL	hsl(240, 45%, 52%)
HSV	hsv(240, 59%, 73%)
CMYK	cmyk(58.8%, 58.8%, 0%, 26.7%)
CIE-LAB	lab(38.68, 32.60, -58.21)
CIE-LCH	lch(38.68, 66.72, 299.25°)
OKLab	oklab(48.45% 0.0236 -0.1672)
OKLCH	oklch(48.45% 0.169 278)
XYZ	xyz(14.6812, 10.4723, 48.2518)
Luminance	0.1047 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D4DBB #BBBB4D

analogous

#4D84BB #4D4DBB #844DBB

triadic

#4D4DBB #BB4D4D #4DBB4D

tetradic

#4D4DBB #BB4D84 #BBBB4D #4DBB84

square

#4D4DBB #BB4D84 #BBBB4D #4DBB84

split-complementary

#4D4DBB #BB844D #84BB4D

monochromatic

#272766 #383893 #4D4DBB #7979CC #A6A6DD

Accessibility & contrast

On white

6.79

#4D4DBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#4D4DBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D4DBB

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D4DBB	#FFFFFF	#000000	##FFFFFF
##4D4DBB	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060BF

Deuteranopia (green-blind)

#0057B9

Tritanopia (blue-blind)

#00677C

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4d4dbb;
/* rgb */ color: rgb(77, 77, 187);
/* oklch */ color: oklch(48.5% 0.169 278.0);

Tailwind

colors: {
  custom: {
    50: '#897fd0',
    500: '#4d4dbb',
    950: '#000000',
  },
}

SCSS

$custom: #4d4dbb;
$custom-light: #897fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4d4dbb",
  "rgb": {
    "r": 77,
    "g": 77,
    "b": 187
  },
  "hsl": {
    "h": 240,
    "s": 44.715,
    "l": 51.765
  },
  "oklch": {
    "l": 0.48453,
    "c": 0.16882,
    "h": 278
  },
  "luminance": 0.10473
}

Semantic roles & 50–950 ramp

primary

#4D4DBB

secondary

#CACA9A

accent

#D453D4

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0D0A14

muted

#7D7C82

Preview Lab

Preview with #4D4DBB

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

Preview Lab → · Contrast checker → · Palette generator →