#4D5BCF#4D5BCF

#4D5BCF is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.6% C 0.178 H 273.4°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#4D5BCF
RGB	rgb(77, 91, 207)
HSL	hsl(234, 58%, 56%)
HSV	hsv(234, 63%, 81%)
CMYK	cmyk(62.8%, 56%, 0%, 18.8%)
CIE-LAB	lab(43.60, 30.56, -61.83)
CIE-LCH	lch(43.60, 68.97, 296.30°)
OKLab	oklab(52.57% 0.0106 -0.1777)
OKLCH	oklch(52.57% 0.178 273.4)
XYZ	xyz(18.0604, 13.5634, 60.6856)
Luminance	0.1356 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D5BCF #CFC14D

analogous

#4D9CCF #4D5BCF #804DCF

triadic

#4D5BCF #CF4D5B #5BCF4D

tetradic

#4D5BCF #CF4D9C #CFC14D #4DCF80

square

#4D5BCF #CF4D9C #CFC14D #4DCF80

split-complementary

#4D5BCF #CF804D #9CCF4D

monochromatic

#222C7F #2F3DAF #4D5BCF #7D87DC #ADB4E9

Accessibility & contrast

On white

5.66

#4D5BCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#4D5BCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D5BCF

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D5BCF	#FFFFFF	#000000	##FFFFFF
##4D5BCF	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD3

Deuteranopia (green-blind)

#0061CD

Tritanopia (blue-blind)

#00778C

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4d5bcf;
/* rgb */ color: rgb(77, 91, 207);
/* oklch */ color: oklch(52.6% 0.178 273.4);

Tailwind

colors: {
  custom: {
    50: '#8c89de',
    500: '#4d5bcf',
    950: '#000000',
  },
}

SCSS

$custom: #4d5bcf;
$custom-light: #8c89de;
$custom-dark: #000000;

JSON

{
  "hex": "#4d5bcf",
  "rgb": {
    "r": 77,
    "g": 91,
    "b": 207
  },
  "hsl": {
    "h": 233.538,
    "s": 57.522,
    "l": 55.686
  },
  "oklch": {
    "l": 0.52573,
    "c": 0.17801,
    "h": 273.4
  },
  "luminance": 0.13565
}

Semantic roles & 50–950 ramp

primary

#4D5BCF

secondary

#D7D1A1

accent

#D047E1

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4D5BCF

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

Preview Lab → · Contrast checker → · Palette generator →