#4D4FCB#4D4FCB

#4D4FCB is a mid, vivid blue. Relative luminance 0.115; OKLCH L 50.1% C 0.188 H 276.5°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#4D4FCB
RGB	rgb(77, 79, 203)
HSL	hsl(239, 55%, 55%)
HSV	hsv(239, 62%, 80%)
CMYK	cmyk(62.1%, 61.1%, 0%, 20.4%)
CIE-LAB	lab(40.38, 36.66, -64.76)
CIE-LCH	lch(40.38, 74.42, 299.51°)
OKLab	oklab(50.09% 0.0213 -0.1864)
OKLCH	oklch(50.09% 0.188 276.5)
XYZ	xyz(16.6325, 11.4802, 57.8277)
Luminance	0.1148 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D4FCB #CBC94D

analogous

#4D8ECB #4D4FCB #8A4DCB

triadic

#4D4FCB #CB4D4F #4FCB4D

tetradic

#4D4FCB #CB4D8E #CBC94D #4DCB8A

square

#4D4FCB #CB4D8E #CBC94D #4DCB8A

split-complementary

#4D4FCB #CB8A4D #8ECB4D

monochromatic

#24257A #3133A9 #4D4FCB #7C7ED9 #ACADE7

Accessibility & contrast

On white

6.37

#4D4FCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#4D4FCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D4FCB

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D4FCB	#FFFFFF	#000000	##FFFFFF
##4D4FCB	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CF

Deuteranopia (green-blind)

#005AC9

Tritanopia (blue-blind)

#006E85

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4d4fcb;
/* rgb */ color: rgb(77, 79, 203);
/* oklch */ color: oklch(50.1% 0.188 276.5);

Tailwind

colors: {
  custom: {
    50: '#8c80dc',
    500: '#4d4fcb',
    950: '#000000',
  },
}

SCSS

$custom: #4d4fcb;
$custom-light: #8c80dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4d4fcb",
  "rgb": {
    "r": 77,
    "g": 79,
    "b": 203
  },
  "hsl": {
    "h": 239.048,
    "s": 54.783,
    "l": 54.902
  },
  "oklch": {
    "l": 0.50091,
    "c": 0.18763,
    "h": 276.5
  },
  "luminance": 0.11482
}

Semantic roles & 50–950 ramp

primary

#4D4FCB

secondary

#D4D49F

accent

#DC4ADE

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4D4FCB

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

Preview Lab → · Contrast checker → · Palette generator →