#5758CA#5758CA

#5758CA is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.3% C 0.173 H 278.2°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#5758CA
RGB	rgb(87, 88, 202)
HSL	hsl(239, 52%, 57%)
HSV	hsv(239, 57%, 79%)
CMYK	cmyk(56.9%, 56.4%, 0%, 20.8%)
CIE-LAB	lab(43.17, 32.52, -59.63)
CIE-LCH	lch(43.17, 67.92, 298.61°)
OKLab	oklab(52.31% 0.0247 -0.171)
OKLCH	oklch(52.31% 0.173 278.2)
XYZ	xyz(18.0775, 13.2687, 57.4742)
Luminance	0.1327 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5758CA #CAC957

analogous

#5792CA #5758CA #9057CA

triadic

#5758CA #CA5758 #58CA57

tetradic

#5758CA #CA5792 #CAC957 #57CA90

square

#5758CA #CA5792 #CAC957 #57CA90

split-complementary

#5758CA #CA9057 #92CA57

monochromatic

#28297F #3738AD #5758CA #8686D9 #B4B4E7

Accessibility & contrast

On white

5.75

#5758CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#5758CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5758CA

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5758CA	#FFFFFF	#000000	##FFFFFF
##5758CA	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BCE

Deuteranopia (green-blind)

#0061C8

Tritanopia (blue-blind)

#137388

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5758ca;
/* rgb */ color: rgb(87, 88, 202);
/* oklch */ color: oklch(52.3% 0.173 278.2);

Tailwind

colors: {
  custom: {
    50: '#9087db',
    500: '#5758ca',
    950: '#000000',
  },
}

SCSS

$custom: #5758ca;
$custom-light: #9087db;
$custom-dark: #000000;

JSON

{
  "hex": "#5758ca",
  "rgb": {
    "r": 87,
    "g": 88,
    "b": 202
  },
  "hsl": {
    "h": 239.478,
    "s": 52.036,
    "l": 56.667
  },
  "oklch": {
    "l": 0.52309,
    "c": 0.17275,
    "h": 278.2
  },
  "luminance": 0.1327
}

Semantic roles & 50–950 ramp

primary

#5758CA

secondary

#D6D6A7

accent

#DA4CDB

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5758CA

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

Preview Lab → · Contrast checker → · Palette generator →