#4B54D8#4B54D8

#4B54D8 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.9% C 0.199 H 274.1°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#4B54D8
RGB	rgb(75, 84, 216)
HSL	hsl(236, 64%, 57%)
HSV	hsv(236, 65%, 85%)
CMYK	cmyk(65.3%, 61.1%, 0%, 15.3%)
CIE-LAB	lab(42.45, 37.63, -68.87)
CIE-LCH	lch(42.45, 78.48, 298.65°)
OKLab	oklab(51.9% 0.0144 -0.1985)
OKLCH	oklch(51.9% 0.199 274.1)
XYZ	xyz(18.4625, 12.7927, 66.4487)
Luminance	0.1279 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B54D8 #D8CF4B

analogous

#4B9BD8 #4B54D8 #884BD8

triadic

#4B54D8 #D84B54 #54D84B

tetradic

#4B54D8 #D84B9B #D8CF4B #4BD888

square

#4B54D8 #D84B9B #D8CF4B #4BD888

split-complementary

#4B54D8 #D8884B #9BD84B

monochromatic

#1E258B #2932BD #4B54D8 #7D84E3 #B0B4EE

Accessibility & contrast

On white

5.90

#4B54D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#4B54D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B54D8

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B54D8	#FFFFFF	#000000	##FFFFFF
##4B54D8	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BDC

Deuteranopia (green-blind)

#005ED5

Tritanopia (blue-blind)

#00758E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4b54d8;
/* rgb */ color: rgb(75, 84, 216);
/* oklch */ color: oklch(51.9% 0.199 274.1);

Tailwind

colors: {
  custom: {
    50: '#8d84e5',
    500: '#4b54d8',
    950: '#000000',
  },
}

SCSS

$custom: #4b54d8;
$custom-light: #8d84e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4b54d8",
  "rgb": {
    "r": 75,
    "g": 84,
    "b": 216
  },
  "hsl": {
    "h": 236.17,
    "s": 64.384,
    "l": 57.059
  },
  "oklch": {
    "l": 0.51899,
    "c": 0.19901,
    "h": 274.1
  },
  "luminance": 0.12794
}

Semantic roles & 50–950 ramp

primary

#4B54D8

secondary

#DCD8A3

accent

#DD40E7

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4B54D8

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

Preview Lab → · Contrast checker → · Palette generator →