#4D5BCE#4D5BCE

#4D5BCE is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.5% C 0.177 H 273.4°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#4D5BCE
RGB	rgb(77, 91, 206)
HSL	hsl(233, 57%, 55%)
HSV	hsv(233, 63%, 81%)
CMYK	cmyk(62.6%, 55.8%, 0%, 19.2%)
CIE-LAB	lab(43.53, 30.21, -61.37)
CIE-LCH	lch(43.53, 68.41, 296.21°)
OKLab	oklab(52.5% 0.0106 -0.1763)
OKLCH	oklch(52.5% 0.177 273.4)
XYZ	xyz(17.9385, 13.5147, 60.0438)
Luminance	0.1352 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D5BCE #CEC04D

analogous

#4D9CCE #4D5BCE #7F4DCE

triadic

#4D5BCE #CE4D5B #5BCE4D

tetradic

#4D5BCE #CE4D9C #CEC04D #4DCE7F

square

#4D5BCE #CE4D9C #CEC04D #4DCE7F

split-complementary

#4D5BCE #CE7F4D #9CCE4D

monochromatic

#232D7E #303EAE #4D5BCE #7D87DB #ADB3E8

Accessibility & contrast

On white

5.67

#4D5BCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#4D5BCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D5BCE

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D5BCE	#FFFFFF	#000000	##FFFFFF
##4D5BCE	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD2

Deuteranopia (green-blind)

#0061CC

Tritanopia (blue-blind)

#00768C

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4d5bce;
/* rgb */ color: rgb(77, 91, 206);
/* oklch */ color: oklch(52.5% 0.177 273.4);

Tailwind

colors: {
  custom: {
    50: '#8c89de',
    500: '#4d5bce',
    950: '#000000',
  },
}

SCSS

$custom: #4d5bce;
$custom-light: #8c89de;
$custom-dark: #000000;

JSON

{
  "hex": "#4d5bce",
  "rgb": {
    "r": 77,
    "g": 91,
    "b": 206
  },
  "hsl": {
    "h": 233.488,
    "s": 56.828,
    "l": 55.49
  },
  "oklch": {
    "l": 0.52497,
    "c": 0.17666,
    "h": 273.4
  },
  "luminance": 0.13516
}

Semantic roles & 50–950 ramp

primary

#4D5BCE

secondary

#D6D0A1

accent

#D048E0

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4D5BCE

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

Preview Lab → · Contrast checker → · Palette generator →