#4A55CF#4A55CF

#4A55CF is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.3% C 0.186 H 273.9°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#4A55CF
RGB	rgb(74, 85, 207)
HSL	hsl(235, 58%, 55%)
HSV	hsv(235, 64%, 81%)
CMYK	cmyk(64.3%, 58.9%, 0%, 18.8%)
CIE-LAB	lab(41.93, 33.82, -64.55)
CIE-LCH	lch(41.93, 72.87, 297.65°)
OKLab	oklab(51.28% 0.0127 -0.1858)
OKLCH	oklch(51.28% 0.186 273.9)
XYZ	xyz(17.3313, 12.4563, 60.5104)
Luminance	0.1246 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A55CF #CFC44A

analogous

#4A97CF #4A55CF #824ACF

triadic

#4A55CF #CF4A55 #55CF4A

tetradic

#4A55CF #CF4A97 #CFC44A #4ACF82

square

#4A55CF #CF4A97 #CFC44A #4ACF82

split-complementary

#4A55CF #CF824A #97CF4A

monochromatic

#21297D #2E39AE #4A55CF #7A82DC #ABB0E9

Accessibility & contrast

On white

6.01

#4A55CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#4A55CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A55CF

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A55CF	#FFFFFF	#000000	##FFFFFF
##4A55CF	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D3

Deuteranopia (green-blind)

#005DCD

Tritanopia (blue-blind)

#00738A

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4a55cf;
/* rgb */ color: rgb(74, 85, 207);
/* oklch */ color: oklch(51.3% 0.186 273.9);

Tailwind

colors: {
  custom: {
    50: '#8b85df',
    500: '#4a55cf',
    950: '#000000',
  },
}

SCSS

$custom: #4a55cf;
$custom-light: #8b85df;
$custom-dark: #000000;

JSON

{
  "hex": "#4a55cf",
  "rgb": {
    "r": 74,
    "g": 85,
    "b": 207
  },
  "hsl": {
    "h": 235.038,
    "s": 58.079,
    "l": 55.098
  },
  "oklch": {
    "l": 0.51284,
    "c": 0.18624,
    "h": 273.9
  },
  "luminance": 0.12458
}

Semantic roles & 50–950 ramp

primary

#4A55CF

secondary

#D6D29F

accent

#D446E1

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4A55CF

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

Preview Lab → · Contrast checker → · Palette generator →