#5457DB#5457DB

#5457DB is a mid, vivid blue. Relative luminance 0.138; OKLCH L 53.2% C 0.197 H 276.4°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#5457DB
RGB	rgb(84, 87, 219)
HSL	hsl(239, 65%, 59%)
HSV	hsv(239, 62%, 86%)
CMYK	cmyk(61.6%, 60.3%, 0%, 14.1%)
CIE-LAB	lab(43.97, 38.16, -68.09)
CIE-LCH	lch(43.97, 78.05, 299.27°)
OKLab	oklab(53.24% 0.0219 -0.1959)
OKLCH	oklch(53.24% 0.197 276.4)
XYZ	xyz(19.8464, 13.8141, 68.6246)
Luminance	0.1382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5457DB #DBD854

analogous

#549ADB #5457DB #9554DB

triadic

#5457DB #DB5457 #57DB54

tetradic

#5457DB #DB549A #DBD854 #54DB95

square

#5457DB #DB549A #DBD854 #54DB95

split-complementary

#5457DB #DB9554 #9ADB54

monochromatic

#1F2295 #2A2EC8 #5457DB #8789E6 #B9BAF0

Accessibility & contrast

On white

5.58

#5457DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#5457DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5457DB

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5457DB	#FFFFFF	#000000	##FFFFFF
##5457DB	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDF

Deuteranopia (green-blind)

#0062D8

Tritanopia (blue-blind)

#007891

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #5457db;
/* rgb */ color: rgb(84, 87, 219);
/* oklch */ color: oklch(53.2% 0.197 276.4);

Tailwind

colors: {
  custom: {
    50: '#9286e7',
    500: '#5457db',
    950: '#000000',
  },
}

SCSS

$custom: #5457db;
$custom-light: #9286e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5457db",
  "rgb": {
    "r": 84,
    "g": 87,
    "b": 219
  },
  "hsl": {
    "h": 238.667,
    "s": 65.217,
    "l": 59.412
  },
  "oklch": {
    "l": 0.53239,
    "c": 0.19716,
    "h": 276.4
  },
  "luminance": 0.13816
}

Semantic roles & 50–950 ramp

primary

#5457DB

secondary

#E0DFAB

accent

#E440E8

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5457DB

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

Preview Lab → · Contrast checker → · Palette generator →