#4551E6#4551E6

#4551E6 is a mid, highly saturated blue. Relative luminance 0.129; OKLCH L 52.2% C 0.222 H 272.4°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#4551E6
RGB	rgb(69, 81, 230)
HSL	hsl(236, 76%, 59%)
HSV	hsv(236, 70%, 90%)
CMYK	cmyk(70%, 64.8%, 0%, 9.8%)
CIE-LAB	lab(42.55, 43.39, -76.68)
CIE-LCH	lch(42.55, 88.11, 299.50°)
OKLab	oklab(52.24% 0.0093 -0.2216)
OKLCH	oklch(52.24% 0.222 272.4)
XYZ	xyz(19.6748, 12.8613, 76.2932)
Luminance	0.1286 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4551E6 #E6DA45

analogous

#45A1E6 #4551E6 #8945E6

triadic

#4551E6 #E64551 #51E645

tetradic

#4551E6 #E645A1 #E6DA45 #45E689

square

#4551E6 #E645A1 #E6DA45 #45E689

split-complementary

#4551E6 #E68945 #A1E645

monochromatic

#151F9C #1C2AD2 #4551E6 #7B83ED #B1B6F5

Accessibility & contrast

On white

5.88

#4551E6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#4551E6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4551E6

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4551E6	#FFFFFF	#000000	##FFFFFF
##4551E6	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CEB

Deuteranopia (green-blind)

#005DE3

Tritanopia (blue-blind)

#007894

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4551e6;
/* rgb */ color: rgb(69, 81, 230);
/* oklch */ color: oklch(52.2% 0.222 272.4);

Tailwind

colors: {
  custom: {
    50: '#8d82ef',
    500: '#4551e6',
    950: '#000000',
  },
}

SCSS

$custom: #4551e6;
$custom-light: #8d82ef;
$custom-dark: #000000;

JSON

{
  "hex": "#4551e6",
  "rgb": {
    "r": 69,
    "g": 81,
    "b": 230
  },
  "hsl": {
    "h": 235.528,
    "s": 76.303,
    "l": 58.627
  },
  "oklch": {
    "l": 0.52238,
    "c": 0.22176,
    "h": 272.4
  },
  "luminance": 0.12863
}

Semantic roles & 50–950 ramp

primary

#4551E6

secondary

#E3DEA4

accent

#E535F3

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0A17

muted

#7E7C85

Preview Lab

Preview with #4551E6

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

Preview Lab → · Contrast checker → · Palette generator →