#4557D1#4557D1

#4557D1 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.5% C 0.188 H 271.7°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#4557D1
RGB	rgb(69, 87, 209)
HSL	hsl(232, 60%, 55%)
HSV	hsv(232, 67%, 82%)
CMYK	cmyk(67%, 58.4%, 0%, 18%)
CIE-LAB	lab(42.28, 32.51, -65.14)
CIE-LCH	lch(42.28, 72.80, 296.52°)
OKLab	oklab(51.51% 0.0057 -0.1877)
OKLCH	oklch(51.51% 0.188 271.7)
XYZ	xyz(17.3672, 12.6834, 61.8421)
Luminance	0.1268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4557D1 #D1BF45

analogous

#459DD1 #4557D1 #7945D1

triadic

#4557D1 #D14557 #57D145

tetradic

#4557D1 #D1459D #D1BF45 #45D179

square

#4557D1 #D1459D #D1BF45 #45D179

split-complementary

#4557D1 #D17945 #9DD145

monochromatic

#1F2B7D #2B3CAE #4557D1 #7683DD #A7B0E9

Accessibility & contrast

On white

5.94

#4557D1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#4557D1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4557D1

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4557D1	#FFFFFF	#000000	##FFFFFF
##4557D1	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD5

Deuteranopia (green-blind)

#005ECF

Tritanopia (blue-blind)

#00758B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4557d1;
/* rgb */ color: rgb(69, 87, 209);
/* oklch */ color: oklch(51.5% 0.188 271.7);

Tailwind

colors: {
  custom: {
    50: '#8986e0',
    500: '#4557d1',
    950: '#000000',
  },
}

SCSS

$custom: #4557d1;
$custom-light: #8986e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4557d1",
  "rgb": {
    "r": 69,
    "g": 87,
    "b": 209
  },
  "hsl": {
    "h": 232.286,
    "s": 60.345,
    "l": 54.51
  },
  "oklch": {
    "l": 0.51513,
    "c": 0.18775,
    "h": 271.7
  },
  "luminance": 0.12685
}

Semantic roles & 50–950 ramp

primary

#4557D1

secondary

#D7CF9B

accent

#CF44E3

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4557D1

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

Preview Lab → · Contrast checker → · Palette generator →