#4B5CCB#4B5CCB

#4B5CCB is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.3% C 0.172 H 272.5°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#4B5CCB
RGB	rgb(75, 92, 203)
HSL	hsl(232, 55%, 55%)
HSV	hsv(232, 63%, 80%)
CMYK	cmyk(63.1%, 54.7%, 0%, 20.4%)
CIE-LAB	lab(43.45, 28.23, -59.78)
CIE-LCH	lch(43.45, 66.11, 295.28°)
OKLab	oklab(52.34% 0.0074 -0.1717)
OKLCH	oklch(52.34% 0.172 272.5)
XYZ	xyz(17.5047, 13.4605, 58.1640)
Luminance	0.1346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B5CCB #CBBA4B

analogous

#4B9CCB #4B5CCB #7A4BCB

triadic

#4B5CCB #CB4B5C #5CCB4B

tetradic

#4B5CCB #CB4B9C #CBBA4B #4BCB7A

square

#4B5CCB #CB4B9C #CBBA4B #4BCB7A

split-complementary

#4B5CCB #CB7A4B #9CCB4B

monochromatic

#232E79 #3140A8 #4B5CCB #7A87D9 #AAB2E6

Accessibility & contrast

On white

5.69

#4B5CCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#4B5CCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B5CCB

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B5CCB	#FFFFFF	#000000	##FFFFFF
##4B5CCB	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#036DCF

Deuteranopia (green-blind)

#0061C9

Tritanopia (blue-blind)

#00768A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4b5ccb;
/* rgb */ color: rgb(75, 92, 203);
/* oklch */ color: oklch(52.3% 0.172 272.5);

Tailwind

colors: {
  custom: {
    50: '#8a8adc',
    500: '#4b5ccb',
    950: '#000000',
  },
}

SCSS

$custom: #4b5ccb;
$custom-light: #8a8adc;
$custom-dark: #000000;

JSON

{
  "hex": "#4b5ccb",
  "rgb": {
    "r": 75,
    "g": 92,
    "b": 203
  },
  "hsl": {
    "h": 232.031,
    "s": 55.172,
    "l": 54.51
  },
  "oklch": {
    "l": 0.52338,
    "c": 0.17185,
    "h": 272.5
  },
  "luminance": 0.13462
}

Semantic roles & 50–950 ramp

primary

#4B5CCB

secondary

#D4CD9E

accent

#CB49DF

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4B5CCB

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

Preview Lab → · Contrast checker → · Palette generator →