#4551D7#4551D7

#4551D7 is a mid, highly saturated blue. Relative luminance 0.121; OKLCH L 50.9% C 0.203 H 272.9°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#4551D7
RGB	rgb(69, 81, 215)
HSL	hsl(235, 65%, 56%)
HSV	hsv(235, 68%, 84%)
CMYK	cmyk(67.9%, 62.3%, 0%, 15.7%)
CIE-LAB	lab(41.30, 38.31, -70.18)
CIE-LCH	lch(41.30, 79.96, 298.63°)
OKLab	oklab(50.94% 0.0102 -0.2025)
OKLCH	oklch(50.94% 0.203 272.9)
XYZ	xyz(17.6583, 12.0547, 65.6730)
Luminance	0.1206 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4551D7 #D7CB45

analogous

#459AD7 #4551D7 #8245D7

triadic

#4551D7 #D74551 #51D745

tetradic

#4551D7 #D7459A #D7CB45 #45D782

square

#4551D7 #D7459A #D7CB45 #45D782

split-complementary

#4551D7 #D78245 #9AD745

monochromatic

#1D2585 #2733B7 #4551D7 #7780E2 #AAAFED

Accessibility & contrast

On white

6.16

#4551D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#4551D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4551D7

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4551D7	#FFFFFF	#000000	##FFFFFF
##4551D7	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068DB

Deuteranopia (green-blind)

#005BD4

Tritanopia (blue-blind)

#00738C

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4551d7;
/* rgb */ color: rgb(69, 81, 215);
/* oklch */ color: oklch(50.9% 0.203 272.9);

Tailwind

colors: {
  custom: {
    50: '#8a82e4',
    500: '#4551d7',
    950: '#000000',
  },
}

SCSS

$custom: #4551d7;
$custom-light: #8a82e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4551d7",
  "rgb": {
    "r": 69,
    "g": 81,
    "b": 215
  },
  "hsl": {
    "h": 235.068,
    "s": 64.602,
    "l": 55.686
  },
  "oklch": {
    "l": 0.50936,
    "c": 0.20278,
    "h": 272.9
  },
  "luminance": 0.12056
}

Semantic roles & 50–950 ramp

primary

#4551D7

secondary

#DAD59E

accent

#DA40E8

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #4551D7

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

Preview Lab → · Contrast checker → · Palette generator →