#5758CD#5758CD

#5758CD is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.5% C 0.177 H 278.0°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#5758CD
RGB	rgb(87, 88, 205)
HSL	hsl(239, 54%, 57%)
HSV	hsv(239, 58%, 80%)
CMYK	cmyk(57.6%, 57.1%, 0%, 19.6%)
CIE-LAB	lab(43.38, 33.49, -61.01)
CIE-LCH	lch(43.38, 69.60, 298.77°)
OKLab	oklab(52.53% 0.0247 -0.175)
OKLCH	oklch(52.53% 0.177 278)
XYZ	xyz(18.4361, 13.4122, 59.3631)
Luminance	0.1341 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5758CD #CDCC57

analogous

#5793CD #5758CD #9157CD

triadic

#5758CD #CD5758 #58CD57

tetradic

#5758CD #CD5793 #CDCC57 #57CD91

square

#5758CD #CD5793 #CDCC57 #57CD91

split-complementary

#5758CD #CD9157 #93CD57

monochromatic

#272883 #3536B2 #5758CD #8687DB #B5B6E9

Accessibility & contrast

On white

5.70

#5758CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#5758CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5758CD

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5758CD	#FFFFFF	#000000	##FFFFFF
##5758CD	1.00	5.70	3.68	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD1

Deuteranopia (green-blind)

#0062CB

Tritanopia (blue-blind)

#0A748A

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5758cd;
/* rgb */ color: rgb(87, 88, 205);
/* oklch */ color: oklch(52.5% 0.177 278.0);

Tailwind

colors: {
  custom: {
    50: '#9187dd',
    500: '#5758cd',
    950: '#000000',
  },
}

SCSS

$custom: #5758cd;
$custom-light: #9187dd;
$custom-dark: #000000;

JSON

{
  "hex": "#5758cd",
  "rgb": {
    "r": 87,
    "g": 88,
    "b": 205
  },
  "hsl": {
    "h": 239.492,
    "s": 54.128,
    "l": 57.255
  },
  "oklch": {
    "l": 0.52534,
    "c": 0.17678,
    "h": 278
  },
  "luminance": 0.13413
}

Semantic roles & 50–950 ramp

primary

#5758CD

secondary

#D8D7A8

accent

#DC4ADD

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5758CD

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

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