#4D4FDB#4D4FDB

#4D4FDB is a mid, highly saturated blue. Relative luminance 0.123; OKLCH L 51.4% C 0.208 H 275.6°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#4D4FDB
RGB	rgb(77, 79, 219)
HSL	hsl(239, 66%, 58%)
HSV	hsv(239, 65%, 86%)
CMYK	cmyk(64.8%, 63.9%, 0%, 14.1%)
CIE-LAB	lab(41.66, 41.95, -71.87)
CIE-LCH	lch(41.66, 83.21, 300.27°)
OKLab	oklab(51.43% 0.0204 -0.2073)
OKLCH	oklch(51.43% 0.208 275.6)
XYZ	xyz(18.6385, 12.2826, 68.3927)
Luminance	0.1228 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D4FDB #DBD94D

analogous

#4D96DB #4D4FDB #924DDB

triadic

#4D4FDB #DB4D4F #4FDB4D

tetradic

#4D4FDB #DB4D96 #DBD94D #4DDB92

square

#4D4FDB #DB4D96 #DBD94D #4DDB92

split-complementary

#4D4FDB #DB924D #96DB4D

monochromatic

#1D1F90 #272AC3 #4D4FDB #8081E5 #B3B4F0

Accessibility & contrast

On white

6.07

#4D4FDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#4D4FDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D4FDB

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D4FDB	#FFFFFF	#000000	##FFFFFF
##4D4FDB	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DF

Deuteranopia (green-blind)

#005CD8

Tritanopia (blue-blind)

#00738E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4d4fdb;
/* rgb */ color: rgb(77, 79, 219);
/* oklch */ color: oklch(51.4% 0.208 275.6);

Tailwind

colors: {
  custom: {
    50: '#8f81e7',
    500: '#4d4fdb',
    950: '#000000',
  },
}

SCSS

$custom: #4d4fdb;
$custom-light: #8f81e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4d4fdb",
  "rgb": {
    "r": 77,
    "g": 79,
    "b": 219
  },
  "hsl": {
    "h": 239.155,
    "s": 66.355,
    "l": 58.039
  },
  "oklch": {
    "l": 0.5143,
    "c": 0.20826,
    "h": 275.6
  },
  "luminance": 0.12284
}

Semantic roles & 50–950 ramp

primary

#4D4FDB

secondary

#DEDDA6

accent

#E73FE9

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #4D4FDB

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

Preview Lab → · Contrast checker → · Palette generator →