#4B5FD8#4B5FD8

#4B5FD8 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.9% C 0.186 H 271.6°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#4B5FD8
RGB	rgb(75, 95, 216)
HSL	hsl(231, 64%, 57%)
HSV	hsv(231, 65%, 85%)
CMYK	cmyk(65.3%, 56%, 0%, 15.3%)
CIE-LAB	lab(45.13, 30.81, -64.50)
CIE-LCH	lch(45.13, 71.49, 295.53°)
OKLab	oklab(53.89% 0.0053 -0.1856)
OKLCH	oklch(53.89% 0.186 271.6)
XYZ	xyz(19.3844, 14.6364, 66.7560)
Luminance	0.1464 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B5FD8 #D8C44B

analogous

#4BA6D8 #4B5FD8 #7D4BD8

triadic

#4B5FD8 #D84B5F #5FD84B

tetradic

#4B5FD8 #D84BA6 #D8C44B #4BD87D

square

#4B5FD8 #D84BA6 #D8C44B #4BD87D

split-complementary

#4B5FD8 #D87D4B #A6D84B

monochromatic

#1E2D8B #293EBD #4B5FD8 #7D8CE3 #B0B8EE

Accessibility & contrast

On white

5.35

#4B5FD8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#4B5FD8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B5FD8

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B5FD8	#FFFFFF	#000000	##FFFFFF
##4B5FD8	1.00	5.35	3.93	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071DC

Deuteranopia (green-blind)

#0065D6

Tritanopia (blue-blind)

#007C92

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #4b5fd8;
/* rgb */ color: rgb(75, 95, 216);
/* oklch */ color: oklch(53.9% 0.186 271.6);

Tailwind

colors: {
  custom: {
    50: '#8c8ce5',
    500: '#4b5fd8',
    950: '#000000',
  },
}

SCSS

$custom: #4b5fd8;
$custom-light: #8c8ce5;
$custom-dark: #000000;

JSON

{
  "hex": "#4b5fd8",
  "rgb": {
    "r": 75,
    "g": 95,
    "b": 216
  },
  "hsl": {
    "h": 231.489,
    "s": 64.384,
    "l": 57.059
  },
  "oklch": {
    "l": 0.5389,
    "c": 0.18563,
    "h": 271.6
  },
  "luminance": 0.14638
}

Semantic roles & 50–950 ramp

primary

#4B5FD8

secondary

#DCD4A3

accent

#D040E7

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4B5FD8

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

Preview Lab → · Contrast checker → · Palette generator →