#5758C8#5758C8

#5758C8 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 52.2% C 0.170 H 278.3°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#5758C8
RGB	rgb(87, 88, 200)
HSL	hsl(239, 51%, 56%)
HSV	hsv(239, 57%, 78%)
CMYK	cmyk(56.5%, 56%, 0%, 21.6%)
CIE-LAB	lab(43.03, 31.87, -58.70)
CIE-LCH	lch(43.03, 66.79, 298.50°)
OKLab	oklab(52.16% 0.0247 -0.1682)
OKLCH	oklch(52.16% 0.17 278.3)
XYZ	xyz(17.8422, 13.1746, 56.2351)
Luminance	0.1318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5758C8 #C8C757

analogous

#5791C8 #5758C8 #8F57C8

triadic

#5758C8 #C85758 #58C857

tetradic

#5758C8 #C85791 #C8C757 #57C88F

square

#5758C8 #C85791 #C8C757 #57C88F

split-complementary

#5758C8 #C88F57 #91C857

monochromatic

#29297C #3839AA #5758C8 #8586D7 #B3B4E6

Accessibility & contrast

On white

5.78

#5758C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#5758C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5758C8

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5758C8	#FFFFFF	#000000	##FFFFFF
##5758C8	1.00	5.78	3.64	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACC

Deuteranopia (green-blind)

#0061C6

Tritanopia (blue-blind)

#187287

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5758c8;
/* rgb */ color: rgb(87, 88, 200);
/* oklch */ color: oklch(52.2% 0.170 278.3);

Tailwind

colors: {
  custom: {
    50: '#9087d9',
    500: '#5758c8',
    950: '#000000',
  },
}

SCSS

$custom: #5758c8;
$custom-light: #9087d9;
$custom-dark: #000000;

JSON

{
  "hex": "#5758c8",
  "rgb": {
    "r": 87,
    "g": 88,
    "b": 200
  },
  "hsl": {
    "h": 239.469,
    "s": 50.673,
    "l": 56.275
  },
  "oklch": {
    "l": 0.5216,
    "c": 0.17004,
    "h": 278.3
  },
  "luminance": 0.13176
}

Semantic roles & 50–950 ramp

primary

#5758C8

secondary

#D5D4A6

accent

#D94EDA

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #5758C8

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

Preview Lab → · Contrast checker → · Palette generator →