#4D57C8#4D57C8

#4D57C8 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.3% C 0.174 H 274.7°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#4D57C8
RGB	rgb(77, 87, 200)
HSL	hsl(235, 53%, 54%)
HSV	hsv(235, 62%, 78%)
CMYK	cmyk(61.5%, 56.5%, 0%, 21.6%)
CIE-LAB	lab(42.10, 30.69, -60.23)
CIE-LCH	lch(42.10, 67.60, 297.00°)
OKLab	oklab(51.29% 0.0142 -0.173)
OKLCH	oklch(51.29% 0.174 274.7)
XYZ	xyz(16.8907, 12.5629, 56.1672)
Luminance	0.1256 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D57C8 #C8BE4D

analogous

#4D95C8 #4D57C8 #814DC8

triadic

#4D57C8 #C84D57 #57C84D

tetradic

#4D57C8 #C84D95 #C8BE4D #4DC881

square

#4D57C8 #C84D95 #C8BE4D #4DC881

split-complementary

#4D57C8 #C8814D #95C84D

monochromatic

#242B76 #333CA5 #4D57C8 #7C83D6 #ABAFE5

Accessibility & contrast

On white

5.98

#4D57C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#4D57C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D57C8

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D57C8	#FFFFFF	#000000	##FFFFFF
##4D57C8	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CC

Deuteranopia (green-blind)

#005EC6

Tritanopia (blue-blind)

#007287

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4d57c8;
/* rgb */ color: rgb(77, 87, 200);
/* oklch */ color: oklch(51.3% 0.174 274.7);

Tailwind

colors: {
  custom: {
    50: '#8b86d9',
    500: '#4d57c8',
    950: '#000000',
  },
}

SCSS

$custom: #4d57c8;
$custom-light: #8b86d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4d57c8",
  "rgb": {
    "r": 77,
    "g": 87,
    "b": 200
  },
  "hsl": {
    "h": 235.122,
    "s": 52.79,
    "l": 54.314
  },
  "oklch": {
    "l": 0.51293,
    "c": 0.17361,
    "h": 274.7
  },
  "luminance": 0.12564
}

Semantic roles & 50–950 ramp

primary

#4D57C8

secondary

#D2CE9E

accent

#D04CDC

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4D57C8

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

Preview Lab → · Contrast checker → · Palette generator →