#4D57D1#4D57D1

#4D57D1 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 52.0% C 0.186 H 274.4°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#4D57D1
RGB	rgb(77, 87, 209)
HSL	hsl(235, 59%, 56%)
HSV	hsv(235, 63%, 82%)
CMYK	cmyk(63.2%, 58.4%, 0%, 18%)
CIE-LAB	lab(42.76, 33.73, -64.35)
CIE-LCH	lch(42.76, 72.65, 297.66°)
OKLab	oklab(51.99% 0.0142 -0.1851)
OKLCH	oklch(51.99% 0.186 274.4)
XYZ	xyz(17.9736, 12.9961, 61.8706)
Luminance	0.1300 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D57D1 #D1C74D

analogous

#4D99D1 #4D57D1 #854DD1

triadic

#4D57D1 #D14D57 #57D14D

tetradic

#4D57D1 #D14D99 #D1C74D #4DD185

square

#4D57D1 #D14D99 #D1C74D #4DD185

split-complementary

#4D57D1 #D1854D #99D14D

monochromatic

#222982 #2E38B3 #4D57D1 #7E85DE #AEB3EA

Accessibility & contrast

On white

5.83

#4D57D1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#4D57D1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D57D1

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D57D1	#FFFFFF	#000000	##FFFFFF
##4D57D1	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD5

Deuteranopia (green-blind)

#005FCF

Tritanopia (blue-blind)

#00758B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4d57d1;
/* rgb */ color: rgb(77, 87, 209);
/* oklch */ color: oklch(52.0% 0.186 274.4);

Tailwind

colors: {
  custom: {
    50: '#8c86e0',
    500: '#4d57d1',
    950: '#000000',
  },
}

SCSS

$custom: #4d57d1;
$custom-light: #8c86e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4d57d1",
  "rgb": {
    "r": 77,
    "g": 87,
    "b": 209
  },
  "hsl": {
    "h": 235.455,
    "s": 58.929,
    "l": 56.078
  },
  "oklch": {
    "l": 0.51992,
    "c": 0.18568,
    "h": 274.4
  },
  "luminance": 0.12998
}

Semantic roles & 50–950 ramp

primary

#4D57D1

secondary

#D8D4A2

accent

#D646E2

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4D57D1

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

Preview Lab → · Contrast checker → · Palette generator →