#5758EB#5758EB

#5758EB is a mid, highly saturated blue. Relative luminance 0.150; OKLCH L 54.9% C 0.216 H 276.3°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#5758EB
RGB	rgb(87, 88, 235)
HSL	hsl(240, 79%, 63%)
HSV	hsv(240, 63%, 92%)
CMYK	cmyk(63%, 62.6%, 0%, 7.8%)
CIE-LAB	lab(45.64, 43.22, -74.42)
CIE-LCH	lch(45.64, 86.06, 300.14°)
OKLab	oklab(54.91% 0.0238 -0.2145)
OKLCH	oklch(54.91% 0.216 276.3)
XYZ	xyz(22.4107, 15.0020, 80.2958)
Luminance	0.1500 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5758EB #EBEA57

analogous

#57A2EB #5758EB #A057EB

triadic

#5758EB #EB5758 #58EB57

tetradic

#5758EB #EB57A2 #EBEA57 #57EBA0

square

#5758EB #EB57A2 #EBEA57 #57EBA0

split-complementary

#5758EB #EBA057 #A2EB57

monochromatic

#1516B2 #2022E4 #5758EB #8E8EF2 #C4C5F8

Accessibility & contrast

On white

5.25

#5758EB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#5758EB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5758EB

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5758EB	#FFFFFF	#000000	##FFFFFF
##5758EB	1.00	5.25	4.00	5.25
#FFFFFF	5.25	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073F0

Deuteranopia (green-blind)

#0066E8

Tritanopia (blue-blind)

#007D99

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #5758eb;
/* rgb */ color: rgb(87, 88, 235);
/* oklch */ color: oklch(54.9% 0.216 276.3);

Tailwind

colors: {
  custom: {
    50: '#9687f2',
    500: '#5758eb',
    950: '#000000',
  },
}

SCSS

$custom: #5758eb;
$custom-light: #9687f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5758eb",
  "rgb": {
    "r": 87,
    "g": 88,
    "b": 235
  },
  "hsl": {
    "h": 239.595,
    "s": 78.723,
    "l": 63.137
  },
  "oklch": {
    "l": 0.54906,
    "c": 0.21577,
    "h": 276.3
  },
  "luminance": 0.15004
}

Semantic roles & 50–950 ramp

primary

#5758EB

secondary

#E9E9B4

accent

#DA0ADB

background

#FAF8FF

surface

#F3EFFE

border

#CDCAD6

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #5758EB

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

Preview Lab → · Contrast checker → · Palette generator →