#4D65BB#4D65BB

#4D65BB is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.1% C 0.137 H 269.5°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#4D65BB
RGB	rgb(77, 101, 187)
HSL	hsl(227, 45%, 52%)
HSV	hsv(227, 59%, 73%)
CMYK	cmyk(58.8%, 46%, 0%, 26.7%)
CIE-LAB	lab(44.90, 17.43, -48.18)
CIE-LCH	lch(44.90, 51.23, 289.89°)
OKLab	oklab(53.14% -0.0011 -0.1374)
OKLCH	oklch(53.14% 0.137 269.5)
XYZ	xyz(16.6809, 14.4717, 48.9184)
Luminance	0.1447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D65BB #BBA34D

analogous

#4D9CBB #4D65BB #6C4DBB

triadic

#4D65BB #BB4D65 #65BB4D

tetradic

#4D65BB #BB4D9C #BBA34D #4DBB6C

square

#4D65BB #BB4D9C #BBA34D #4DBB6C

split-complementary

#4D65BB #BB6C4D #9CBB4D

monochromatic

#273566 #384C93 #4D65BB #798BCC #A6B2DD

Accessibility & contrast

On white

5.39

#4D65BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#4D65BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D65BB

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D65BB	#FFFFFF	#000000	##FFFFFF
##4D65BB	1.00	5.39	3.89	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D6FBE

Deuteranopia (green-blind)

#2D66B9

Tritanopia (blue-blind)

#007887

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4d65bb;
/* rgb */ color: rgb(77, 101, 187);
/* oklch */ color: oklch(53.1% 0.137 269.5);

Tailwind

colors: {
  custom: {
    50: '#8890d0',
    500: '#4d65bb',
    950: '#000000',
  },
}

SCSS

$custom: #4d65bb;
$custom-light: #8890d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4d65bb",
  "rgb": {
    "r": 77,
    "g": 101,
    "b": 187
  },
  "hsl": {
    "h": 226.909,
    "s": 44.715,
    "l": 51.765
  },
  "oklch": {
    "l": 0.53136,
    "c": 0.13741,
    "h": 269.5
  },
  "luminance": 0.14473
}

Semantic roles & 50–950 ramp

primary

#4D65BB

secondary

#CAC09A

accent

#B853D4

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4D65BB

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

Preview Lab → · Contrast checker → · Palette generator →