#4B5BD3#4B5BD3

#4B5BD3 is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.8% C 0.184 H 272.7°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#4B5BD3
RGB	rgb(75, 91, 211)
HSL	hsl(233, 61%, 56%)
HSV	hsv(233, 64%, 83%)
CMYK	cmyk(64.5%, 56.9%, 0%, 17.3%)
CIE-LAB	lab(43.77, 31.60, -63.86)
CIE-LCH	lch(43.77, 71.25, 296.33°)
OKLab	oklab(52.76% 0.0086 -0.1837)
OKLCH	oklch(52.76% 0.184 272.7)
XYZ	xyz(18.3967, 13.6796, 63.2863)
Luminance	0.1368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B5BD3 #D3C34B

analogous

#4B9FD3 #4B5BD3 #7F4BD3

triadic

#4B5BD3 #D34B5B #5BD34B

tetradic

#4B5BD3 #D34B9F #D3C34B #4BD37F

square

#4B5BD3 #D34B9F #D3C34B #4BD37F

split-complementary

#4B5BD3 #D37F4B #9FD34B

monochromatic

#202C83 #2C3CB5 #4B5BD3 #7C88DF #ADB5EB

Accessibility & contrast

On white

5.62

#4B5BD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#4B5BD3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B5BD3

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B5BD3	#FFFFFF	#000000	##FFFFFF
##4B5BD3	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ED7

Deuteranopia (green-blind)

#0062D1

Tritanopia (blue-blind)

#00788E

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4b5bd3;
/* rgb */ color: rgb(75, 91, 211);
/* oklch */ color: oklch(52.8% 0.184 272.7);

Tailwind

colors: {
  custom: {
    50: '#8c89e1',
    500: '#4b5bd3',
    950: '#000000',
  },
}

SCSS

$custom: #4b5bd3;
$custom-light: #8c89e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b5bd3",
  "rgb": {
    "r": 75,
    "g": 91,
    "b": 211
  },
  "hsl": {
    "h": 232.941,
    "s": 60.714,
    "l": 56.078
  },
  "oklch": {
    "l": 0.52759,
    "c": 0.1839,
    "h": 272.7
  },
  "luminance": 0.13681
}

Semantic roles & 50–950 ramp

primary

#4B5BD3

secondary

#D9D2A1

accent

#D144E4

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4B5BD3

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

Preview Lab → · Contrast checker → · Palette generator →