#4B5BD7#4B5BD7

#4B5BD7 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 53.1% C 0.189 H 272.6°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#4B5BD7
RGB	rgb(75, 91, 215)
HSL	hsl(233, 64%, 57%)
HSV	hsv(233, 65%, 84%)
CMYK	cmyk(65.1%, 57.7%, 0%, 15.7%)
CIE-LAB	lab(44.06, 32.97, -65.67)
CIE-LCH	lch(44.06, 73.48, 296.66°)
OKLab	oklab(53.07% 0.0086 -0.189)
OKLCH	oklch(53.07% 0.189 272.6)
XYZ	xyz(18.9044, 13.8826, 65.9602)
Luminance	0.1388 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B5BD7 #D7C74B

analogous

#4BA1D7 #4B5BD7 #814BD7

triadic

#4B5BD7 #D74B5B #5BD74B

tetradic

#4B5BD7 #D74BA1 #D7C74B #4BD781

square

#4B5BD7 #D74BA1 #D7C74B #4BD781

split-complementary

#4B5BD7 #D7814B #A1D74B

monochromatic

#1E2B89 #2A3ABB #4B5BD7 #7D89E2 #AFB6ED

Accessibility & contrast

On white

5.56

#4B5BD7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#4B5BD7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B5BD7

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B5BD7	#FFFFFF	#000000	##FFFFFF
##4B5BD7	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FDB

Deuteranopia (green-blind)

#0062D5

Tritanopia (blue-blind)

#007990

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4b5bd7;
/* rgb */ color: rgb(75, 91, 215);
/* oklch */ color: oklch(53.1% 0.189 272.6);

Tailwind

colors: {
  custom: {
    50: '#8c89e4',
    500: '#4b5bd7',
    950: '#000000',
  },
}

SCSS

$custom: #4b5bd7;
$custom-light: #8c89e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4b5bd7",
  "rgb": {
    "r": 75,
    "g": 91,
    "b": 215
  },
  "hsl": {
    "h": 233.143,
    "s": 63.636,
    "l": 56.863
  },
  "oklch": {
    "l": 0.53071,
    "c": 0.18922,
    "h": 272.6
  },
  "luminance": 0.13884
}

Semantic roles & 50–950 ramp

primary

#4B5BD7

secondary

#DBD5A2

accent

#D441E7

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4B5BD7

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

Preview Lab → · Contrast checker → · Palette generator →