#4B54CF#4B54CF

#4B54CF is a mid, vivid blue. Relative luminance 0.123; OKLCH L 51.2% C 0.187 H 274.5°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#4B54CF
RGB	rgb(75, 84, 207)
HSL	hsl(236, 58%, 55%)
HSV	hsv(236, 64%, 81%)
CMYK	cmyk(63.8%, 59.4%, 0%, 18.8%)
CIE-LAB	lab(41.75, 34.60, -64.84)
CIE-LCH	lch(41.75, 73.49, 298.08°)
OKLab	oklab(51.17% 0.0146 -0.1866)
OKLCH	oklch(51.17% 0.187 274.5)
XYZ	xyz(17.3307, 12.3400, 60.4879)
Luminance	0.1234 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B54CF #CFC64B

analogous

#4B96CF #4B54CF #844BCF

triadic

#4B54CF #CF4B54 #54CF4B

tetradic

#4B54CF #CF4B96 #CFC64B #4BCF84

square

#4B54CF #CF4B96 #CFC64B #4BCF84

split-complementary

#4B54CF #CF844B #96CF4B

monochromatic

#22287E #2E37AE #4B54CF #7B82DC #ACB0E9

Accessibility & contrast

On white

6.06

#4B54CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#4B54CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B54CF

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B54CF	#FFFFFF	#000000	##FFFFFF
##4B54CF	1.00	6.06	3.47	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D3

Deuteranopia (green-blind)

#005DCD

Tritanopia (blue-blind)

#007289

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4b54cf;
/* rgb */ color: rgb(75, 84, 207);
/* oklch */ color: oklch(51.2% 0.187 274.5);

Tailwind

colors: {
  custom: {
    50: '#8b84df',
    500: '#4b54cf',
    950: '#000000',
  },
}

SCSS

$custom: #4b54cf;
$custom-light: #8b84df;
$custom-dark: #000000;

JSON

{
  "hex": "#4b54cf",
  "rgb": {
    "r": 75,
    "g": 84,
    "b": 207
  },
  "hsl": {
    "h": 235.909,
    "s": 57.895,
    "l": 55.294
  },
  "oklch": {
    "l": 0.51166,
    "c": 0.18722,
    "h": 274.5
  },
  "luminance": 0.12341
}

Semantic roles & 50–950 ramp

primary

#4B54CF

secondary

#D6D39F

accent

#D747E1

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4B54CF

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

Preview Lab → · Contrast checker → · Palette generator →