#4457D9#4457D9

#4457D9 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 52.1% C 0.199 H 271.3°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#4457D9
RGB	rgb(68, 87, 217)
HSL	hsl(232, 66%, 56%)
HSV	hsv(232, 69%, 85%)
CMYK	cmyk(68.7%, 59.9%, 0%, 14.9%)
CIE-LAB	lab(42.84, 35.15, -68.82)
CIE-LCH	lch(42.84, 77.27, 297.06°)
OKLab	oklab(52.11% 0.0046 -0.1985)
OKLCH	oklch(52.11% 0.199 271.3)
XYZ	xyz(18.3122, 13.0533, 67.1867)
Luminance	0.1305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4457D9 #D9C644

analogous

#44A1D9 #4457D9 #7B44D9

triadic

#4457D9 #D94457 #57D944

tetradic

#4457D9 #D944A1 #D9C644 #44D97B

square

#4457D9 #D944A1 #D9C644 #44D97B

split-complementary

#4457D9 #D97B44 #A1D944

monochromatic

#1B2987 #2639BA #4457D9 #7785E3 #AAB2EE

Accessibility & contrast

On white

5.82

#4457D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#4457D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4457D9

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4457D9	#FFFFFF	#000000	##FFFFFF
##4457D9	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CDD

Deuteranopia (green-blind)

#005FD6

Tritanopia (blue-blind)

#007890

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4457d9;
/* rgb */ color: rgb(68, 87, 217);
/* oklch */ color: oklch(52.1% 0.199 271.3);

Tailwind

colors: {
  custom: {
    50: '#8a86e6',
    500: '#4457d9',
    950: '#000000',
  },
}

SCSS

$custom: #4457d9;
$custom-light: #8a86e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4457d9",
  "rgb": {
    "r": 68,
    "g": 87,
    "b": 217
  },
  "hsl": {
    "h": 232.349,
    "s": 66.222,
    "l": 55.882
  },
  "oklch": {
    "l": 0.52108,
    "c": 0.19852,
    "h": 271.3
  },
  "luminance": 0.13055
}

Semantic roles & 50–950 ramp

primary

#4457D9

secondary

#DBD39E

accent

#D33FE9

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4457D9

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

Preview Lab → · Contrast checker → · Palette generator →