#4D5BB9#4D5BB9

#4D5BB9 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.0% C 0.148 H 273.6°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#4D5BB9
RGB	rgb(77, 91, 185)
HSL	hsl(232, 44%, 51%)
HSV	hsv(232, 58%, 73%)
CMYK	cmyk(58.4%, 50.8%, 0%, 27.5%)
CIE-LAB	lab(42.10, 23.09, -51.51)
CIE-LCH	lch(42.10, 56.45, 294.14°)
OKLab	oklab(50.96% 0.0093 -0.1473)
OKLCH	oklch(50.96% 0.148 273.6)
XYZ	xyz(15.5557, 12.5616, 47.4944)
Luminance	0.1256 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D5BB9 #B9AB4D

analogous

#4D91B9 #4D5BB9 #754DB9

triadic

#4D5BB9 #B94D5B #5BB94D

tetradic

#4D5BB9 #B94D91 #B9AB4D #4DB975

square

#4D5BB9 #B94D91 #B9AB4D #4DB975

split-complementary

#4D5BB9 #B9754D #91B94D

monochromatic

#272F64 #394490 #4D5BB9 #7983CA #A5ACDC

Accessibility & contrast

On white

5.98

#4D5BB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#4D5BB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D5BB9

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D5BB9	#FFFFFF	#000000	##FFFFFF
##4D5BB9	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)

#2968BC

Deuteranopia (green-blind)

#135FB7

Tritanopia (blue-blind)

#007081

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4d5bb9;
/* rgb */ color: rgb(77, 91, 185);
/* oklch */ color: oklch(51.0% 0.148 273.6);

Tailwind

colors: {
  custom: {
    50: '#8889cf',
    500: '#4d5bb9',
    950: '#000000',
  },
}

SCSS

$custom: #4d5bb9;
$custom-light: #8889cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4d5bb9",
  "rgb": {
    "r": 77,
    "g": 91,
    "b": 185
  },
  "hsl": {
    "h": 232.222,
    "s": 43.548,
    "l": 51.373
  },
  "oklch": {
    "l": 0.50964,
    "c": 0.14764,
    "h": 273.6
  },
  "luminance": 0.12563
}

Semantic roles & 50–950 ramp

primary

#4D5BB9

secondary

#C9C399

accent

#C355D3

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4D5BB9

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

Preview Lab → · Contrast checker → · Palette generator →