#4D57CA#4D57CA

#4D57CA is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.4% C 0.176 H 274.6°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#4D57CA
RGB	rgb(77, 87, 202)
HSL	hsl(235, 54%, 55%)
HSV	hsv(235, 62%, 79%)
CMYK	cmyk(61.9%, 56.9%, 0%, 20.8%)
CIE-LAB	lab(42.24, 31.36, -61.15)
CIE-LCH	lch(42.24, 68.73, 297.15°)
OKLab	oklab(51.45% 0.0142 -0.1757)
OKLCH	oklch(51.45% 0.176 274.6)
XYZ	xyz(17.1259, 12.6570, 57.4062)
Luminance	0.1266 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D57CA #CAC04D

analogous

#4D96CA #4D57CA #824DCA

triadic

#4D57CA #CA4D57 #57CA4D

tetradic

#4D57CA #CA4D96 #CAC04D #4DCA82

square

#4D57CA #CA4D96 #CAC04D #4DCA82

split-complementary

#4D57CA #CA824D #96CA4D

monochromatic

#242B79 #323BA8 #4D57CA #7C84D8 #ABB0E6

Accessibility & contrast

On white

5.95

#4D57CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#4D57CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D57CA

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D57CA	#FFFFFF	#000000	##FFFFFF
##4D57CA	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CE

Deuteranopia (green-blind)

#005EC8

Tritanopia (blue-blind)

#007388

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4d57ca;
/* rgb */ color: rgb(77, 87, 202);
/* oklch */ color: oklch(51.4% 0.176 274.6);

Tailwind

colors: {
  custom: {
    50: '#8b86db',
    500: '#4d57ca',
    950: '#000000',
  },
}

SCSS

$custom: #4d57ca;
$custom-light: #8b86db;
$custom-dark: #000000;

JSON

{
  "hex": "#4d57ca",
  "rgb": {
    "r": 77,
    "g": 87,
    "b": 202
  },
  "hsl": {
    "h": 235.2,
    "s": 54.113,
    "l": 54.706
  },
  "oklch": {
    "l": 0.51446,
    "c": 0.17631,
    "h": 274.6
  },
  "luminance": 0.12658
}

Semantic roles & 50–950 ramp

primary

#4D57CA

secondary

#D4D09F

accent

#D24ADD

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4D57CA

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

Preview Lab → · Contrast checker → · Palette generator →