#4D5BBD#4D5BBD

#4D5BBD is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.2% C 0.153 H 273.6°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#4D5BBD
RGB	rgb(77, 91, 189)
HSL	hsl(233, 46%, 52%)
HSV	hsv(233, 59%, 74%)
CMYK	cmyk(59.3%, 51.9%, 0%, 25.9%)
CIE-LAB	lab(42.36, 24.44, -53.43)
CIE-LCH	lch(42.36, 58.75, 294.58°)
OKLab	oklab(51.25% 0.0097 -0.153)
OKLCH	oklch(51.25% 0.153 273.6)
XYZ	xyz(15.9839, 12.7328, 49.7496)
Luminance	0.1273 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D5BBD #BDAF4D

analogous

#4D93BD #4D5BBD #774DBD

triadic

#4D5BBD #BD4D5B #5BBD4D

tetradic

#4D5BBD #BD4D93 #BDAF4D #4DBD77

square

#4D5BBD #BD4D93 #BDAF4D #4DBD77

split-complementary

#4D5BBD #BD774D #93BD4D

monochromatic

#272F69 #374395 #4D5BBD #7A84CE #A6ADDE

Accessibility & contrast

On white

5.92

#4D5BBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#4D5BBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D5BBD

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D5BBD	#FFFFFF	#000000	##FFFFFF
##4D5BBD	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2369C0

Deuteranopia (green-blind)

#045FBB

Tritanopia (blue-blind)

#007183

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4d5bbd;
/* rgb */ color: rgb(77, 91, 189);
/* oklch */ color: oklch(51.2% 0.153 273.6);

Tailwind

colors: {
  custom: {
    50: '#8989d1',
    500: '#4d5bbd',
    950: '#000000',
  },
}

SCSS

$custom: #4d5bbd;
$custom-light: #8989d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4d5bbd",
  "rgb": {
    "r": 77,
    "g": 91,
    "b": 189
  },
  "hsl": {
    "h": 232.5,
    "s": 45.902,
    "l": 52.157
  },
  "oklch": {
    "l": 0.51246,
    "c": 0.15327,
    "h": 273.6
  },
  "luminance": 0.12734
}

Semantic roles & 50–950 ramp

primary

#4D5BBD

secondary

#CBC59A

accent

#C552D6

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4D5BBD

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

Preview Lab → · Contrast checker → · Palette generator →