#4457D8#4457D8

#4457D8 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 52.0% C 0.197 H 271.3°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#4457D8
RGB	rgb(68, 87, 216)
HSL	hsl(232, 65%, 56%)
HSV	hsv(232, 69%, 85%)
CMYK	cmyk(68.5%, 59.7%, 0%, 15.3%)
CIE-LAB	lab(42.77, 34.80, -68.37)
CIE-LCH	lch(42.77, 76.72, 296.98°)
OKLab	oklab(52.03% 0.0046 -0.1972)
OKLCH	oklch(52.03% 0.197 271.3)
XYZ	xyz(18.1826, 13.0015, 66.5037)
Luminance	0.1300 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4457D8 #D8C544

analogous

#44A1D8 #4457D8 #7B44D8

triadic

#4457D8 #D84457 #57D844

tetradic

#4457D8 #D844A1 #D8C544 #44D87B

square

#4457D8 #D844A1 #D8C544 #44D87B

split-complementary

#4457D8 #D87B44 #A1D844

monochromatic

#1C2986 #2639B8 #4457D8 #7784E3 #A9B2ED

Accessibility & contrast

On white

5.83

#4457D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#4457D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4457D8

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4457D8	#FFFFFF	#000000	##FFFFFF
##4457D8	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CDC

Deuteranopia (green-blind)

#005ED5

Tritanopia (blue-blind)

#00778F

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4457d8;
/* rgb */ color: rgb(68, 87, 216);
/* oklch */ color: oklch(52.0% 0.197 271.3);

Tailwind

colors: {
  custom: {
    50: '#8a86e5',
    500: '#4457d8',
    950: '#000000',
  },
}

SCSS

$custom: #4457d8;
$custom-light: #8a86e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4457d8",
  "rgb": {
    "r": 68,
    "g": 87,
    "b": 216
  },
  "hsl": {
    "h": 232.297,
    "s": 65.487,
    "l": 55.686
  },
  "oklch": {
    "l": 0.52026,
    "c": 0.19722,
    "h": 271.3
  },
  "luminance": 0.13003
}

Semantic roles & 50–950 ramp

primary

#4457D8

secondary

#DBD39D

accent

#D33FE8

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4457D8

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

Preview Lab → · Contrast checker → · Palette generator →