#4551C3#4551C3

#4551C3 is a mid, vivid blue. Relative luminance 0.111; OKLCH L 49.3% C 0.176 H 273.5°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#4551C3
RGB	rgb(69, 81, 195)
HSL	hsl(234, 51%, 52%)
HSV	hsv(234, 65%, 76%)
CMYK	cmyk(64.6%, 58.5%, 0%, 23.5%)
CIE-LAB	lab(39.73, 31.44, -61.20)
CIE-LCH	lch(39.73, 68.80, 297.19°)
OKLab	oklab(49.28% 0.0107 -0.1761)
OKLCH	oklch(49.28% 0.176 273.5)
XYZ	xyz(15.2437, 11.0889, 52.9562)
Luminance	0.1109 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4551C3 #C3B745

analogous

#4590C3 #4551C3 #7845C3

triadic

#4551C3 #C34551 #51C345

tetradic

#4551C3 #C34590 #C3B745 #45C378

square

#4551C3 #C34590 #C3B745 #45C378

split-complementary

#4551C3 #C37845 #90C345

monochromatic

#23296B #313B99 #4551C3 #737CD2 #A2A8E1

Accessibility & contrast

On white

6.53

#4551C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#4551C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4551C3

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4551C3	#FFFFFF	#000000	##FFFFFF
##4551C3	1.00	6.53	3.22	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C7

Deuteranopia (green-blind)

#0058C1

Tritanopia (blue-blind)

#006D82

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4551c3;
/* rgb */ color: rgb(69, 81, 195);
/* oklch */ color: oklch(49.3% 0.176 273.5);

Tailwind

colors: {
  custom: {
    50: '#8681d6',
    500: '#4551c3',
    950: '#000000',
  },
}

SCSS

$custom: #4551c3;
$custom-light: #8681d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4551c3",
  "rgb": {
    "r": 69,
    "g": 81,
    "b": 195
  },
  "hsl": {
    "h": 234.286,
    "s": 51.22,
    "l": 51.765
  },
  "oklch": {
    "l": 0.49284,
    "c": 0.17645,
    "h": 273.5
  },
  "luminance": 0.1109
}

Semantic roles & 50–950 ramp

primary

#4551C3

secondary

#CEC896

accent

#CD4DDB

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4551C3

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

Preview Lab → · Contrast checker → · Palette generator →