#4A55AC#4A55AC

#4A55AC is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.7% C 0.138 H 274.7°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#4A55AC
RGB	rgb(74, 85, 172)
HSL	hsl(233, 40%, 48%)
HSV	hsv(233, 57%, 67%)
CMYK	cmyk(57%, 50.6%, 0%, 32.5%)
CIE-LAB	lab(39.46, 21.92, -48.11)
CIE-LCH	lch(39.46, 52.87, 294.49°)
OKLab	oklab(48.65% 0.0112 -0.1375)
OKLCH	oklch(48.65% 0.138 274.7)
XYZ	xyz(13.5165, 10.9304, 40.4192)
Luminance	0.1093 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A55AC #ACA14A

analogous

#4A86AC #4A55AC #704AAC

triadic

#4A55AC #AC4A55 #55AC4A

tetradic

#4A55AC #AC4A86 #ACA14A #4AAC70

square

#4A55AC #AC4A86 #ACA14A #4AAC70

split-complementary

#4A55AC #AC704A #86AC4A

monochromatic

#252B56 #384081 #4A55AC #717AC2 #9CA2D4

Accessibility & contrast

On white

6.59

#4A55AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#4A55AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A55AC

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A55AC	#FFFFFF	#000000	##FFFFFF
##4A55AC	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2861AF

Deuteranopia (green-blind)

#1859AA

Tritanopia (blue-blind)

#106978

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4a55ac;
/* rgb */ color: rgb(74, 85, 172);
/* oklch */ color: oklch(48.7% 0.138 274.7);

Tailwind

colors: {
  custom: {
    50: '#8584c5',
    500: '#4a55ac',
    950: '#000000',
  },
}

SCSS

$custom: #4a55ac;
$custom-light: #8584c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4a55ac",
  "rgb": {
    "r": 74,
    "g": 85,
    "b": 172
  },
  "hsl": {
    "h": 233.265,
    "s": 39.837,
    "l": 48.235
  },
  "oklch": {
    "l": 0.48654,
    "c": 0.13793,
    "h": 274.7
  },
  "luminance": 0.10931
}

Semantic roles & 50–950 ramp

primary

#4A55AC

secondary

#C1BC91

accent

#C258D0

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #4A55AC

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

Preview Lab → · Contrast checker → · Palette generator →