#5457EF#5457EF

#5457EF is a mid, highly saturated blue. Relative luminance 0.149; OKLCH L 54.9% C 0.223 H 275.4°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#5457EF
RGB	rgb(84, 87, 239)
HSL	hsl(239, 83%, 63%)
HSV	hsv(239, 65%, 94%)
CMYK	cmyk(64.9%, 63.6%, 0%, 6.3%)
CIE-LAB	lab(45.54, 44.68, -76.84)
CIE-LCH	lch(45.54, 88.89, 300.18°)
OKLab	oklab(54.88% 0.0208 -0.2216)
OKLCH	oklch(54.88% 0.223 275.4)
XYZ	xyz(22.6392, 14.9312, 83.3336)
Luminance	0.1493 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5457EF #EFEC54

analogous

#54A4EF #5457EF #9E54EF

triadic

#5457EF #EF5457 #57EF54

tetradic

#5457EF #EF54A4 #EFEC54 #54EF9E

square

#5457EF #EF54A4 #EFEC54 #54EF9E

split-complementary

#5457EF #EF9E54 #A4EF54

monochromatic

#1114B7 #1C20EA #5457EF #8C8EF4 #C4C5F9

Accessibility & contrast

On white

5.27

#5457EF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#5457EF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5457EF

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5457EF	#FFFFFF	#000000	##FFFFFF
##5457EF	1.00	5.27	3.99	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073F4

Deuteranopia (green-blind)

#0065EC

Tritanopia (blue-blind)

#007E9B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #5457ef;
/* rgb */ color: rgb(84, 87, 239);
/* oklch */ color: oklch(54.9% 0.223 275.4);

Tailwind

colors: {
  custom: {
    50: '#9587f5',
    500: '#5457ef',
    950: '#000000',
  },
}

SCSS

$custom: #5457ef;
$custom-light: #9587f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5457ef",
  "rgb": {
    "r": 84,
    "g": 87,
    "b": 239
  },
  "hsl": {
    "h": 238.839,
    "s": 82.888,
    "l": 63.333
  },
  "oklch": {
    "l": 0.54884,
    "c": 0.2226,
    "h": 275.4
  },
  "luminance": 0.14933
}

Semantic roles & 50–950 ramp

primary

#5457EF

secondary

#EBEAB4

accent

#DB06DF

background

#FAF8FF

surface

#F3EFFF

border

#CDCAD7

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #5457EF

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

Preview Lab → · Contrast checker → · Palette generator →