#4B5BC5#4B5BC5

#4B5BC5 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.7% C 0.165 H 272.8°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#4B5BC5
RGB	rgb(75, 91, 197)
HSL	hsl(232, 51%, 53%)
HSV	hsv(232, 62%, 77%)
CMYK	cmyk(61.9%, 53.8%, 0%, 22.7%)
CIE-LAB	lab(42.78, 26.80, -57.40)
CIE-LCH	lch(42.78, 63.35, 295.03°)
OKLab	oklab(51.7% 0.0081 -0.1647)
OKLCH	oklch(51.7% 0.165 272.8)
XYZ	xyz(16.7174, 13.0079, 54.4423)
Luminance	0.1301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B5BC5 #C5B54B

analogous

#4B98C5 #4B5BC5 #784BC5

triadic

#4B5BC5 #C54B5B #5BC54B

tetradic

#4B5BC5 #C54B98 #C5B54B #4BC578

square

#4B5BC5 #C54B98 #C5B54B #4BC578

split-complementary

#4B5BC5 #C5784B #98C54B

monochromatic

#242F71 #33429F #4B5BC5 #7985D4 #A8AFE3

Accessibility & contrast

On white

5.83

#4B5BC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#4B5BC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B5BC5

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B5BC5	#FFFFFF	#000000	##FFFFFF
##4B5BC5	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#136BC9

Deuteranopia (green-blind)

#0060C3

Tritanopia (blue-blind)

#007487

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4b5bc5;
/* rgb */ color: rgb(75, 91, 197);
/* oklch */ color: oklch(51.7% 0.165 272.8);

Tailwind

colors: {
  custom: {
    50: '#8989d7',
    500: '#4b5bc5',
    950: '#000000',
  },
}

SCSS

$custom: #4b5bc5;
$custom-light: #8989d7;
$custom-dark: #000000;

JSON

{
  "hex": "#4b5bc5",
  "rgb": {
    "r": 75,
    "g": 91,
    "b": 197
  },
  "hsl": {
    "h": 232.131,
    "s": 51.261,
    "l": 53.333
  },
  "oklch": {
    "l": 0.517,
    "c": 0.16491,
    "h": 272.8
  },
  "luminance": 0.13009
}

Semantic roles & 50–950 ramp

primary

#4B5BC5

secondary

#D0C99C

accent

#C84DDB

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0D0B14

muted

#7D7C83

Preview Lab

Preview with #4B5BC5

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

Preview Lab → · Contrast checker → · Palette generator →