#4D57BE#4D57BE

#4D57BE is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.5% C 0.160 H 275.0°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#4D57BE
RGB	rgb(77, 87, 190)
HSL	hsl(235, 47%, 52%)
HSV	hsv(235, 59%, 75%)
CMYK	cmyk(59.5%, 54.2%, 0%, 25.5%)
CIE-LAB	lab(41.39, 27.31, -55.57)
CIE-LCH	lch(41.39, 61.92, 296.18°)
OKLab	oklab(50.54% 0.0138 -0.1593)
OKLCH	oklch(50.54% 0.16 275)
XYZ	xyz(15.7600, 12.1107, 50.2123)
Luminance	0.1211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D57BE #BEB44D

analogous

#4D90BE #4D57BE #7B4DBE

triadic

#4D57BE #BE4D57 #57BE4D

tetradic

#4D57BE #BE4D90 #BEB44D #4DBE7B

square

#4D57BE #BE4D90 #BEB44D #4DBE7B

split-complementary

#4D57BE #BE7B4D #90BE4D

monochromatic

#272D6A #374097 #4D57BE #7A81CE #A7ACDF

Accessibility & contrast

On white

6.14

#4D57BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#4D57BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D57BE

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D57BE	#FFFFFF	#000000	##FFFFFF
##4D57BE	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1267C2

Deuteranopia (green-blind)

#005DBC

Tritanopia (blue-blind)

#006F82

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4d57be;
/* rgb */ color: rgb(77, 87, 190);
/* oklch */ color: oklch(50.5% 0.160 275.0);

Tailwind

colors: {
  custom: {
    50: '#8986d2',
    500: '#4d57be',
    950: '#000000',
  },
}

SCSS

$custom: #4d57be;
$custom-light: #8986d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4d57be",
  "rgb": {
    "r": 77,
    "g": 87,
    "b": 190
  },
  "hsl": {
    "h": 234.69,
    "s": 46.502,
    "l": 52.353
  },
  "oklch": {
    "l": 0.50542,
    "c": 0.1599,
    "h": 275
  },
  "luminance": 0.12112
}

Semantic roles & 50–950 ramp

primary

#4D57BE

secondary

#CCC89B

accent

#CA52D6

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #4D57BE

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

Preview Lab → · Contrast checker → · Palette generator →