#5758E7#5758E7

#5758E7 is a mid, highly saturated blue. Relative luminance 0.148; OKLCH L 54.6% C 0.211 H 276.5°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#5758E7
RGB	rgb(87, 88, 231)
HSL	hsl(240, 75%, 62%)
HSV	hsv(240, 62%, 91%)
CMYK	cmyk(62.3%, 61.9%, 0%, 9.4%)
CIE-LAB	lab(45.32, 41.93, -72.68)
CIE-LCH	lch(45.32, 83.90, 299.98°)
OKLab	oklab(54.58% 0.024 -0.2093)
OKLCH	oklch(54.58% 0.211 276.5)
XYZ	xyz(21.8393, 14.7734, 77.2865)
Luminance	0.1477 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5758E7 #E7E657

analogous

#57A0E7 #5758E7 #9E57E7

triadic

#5758E7 #E75758 #58E757

tetradic

#5758E7 #E757A0 #E7E657 #57E79E

square

#5758E7 #E757A0 #E7E657 #57E79E

split-complementary

#5758E7 #E79E57 #A0E757

monochromatic

#1819AB #2123DF #5758E7 #8D8DEF #C2C2F6

Accessibility & contrast

On white

5.31

#5758E7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#5758E7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5758E7

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5758E7	#FFFFFF	#000000	##FFFFFF
##5758E7	1.00	5.31	3.95	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072EC

Deuteranopia (green-blind)

#0065E4

Tritanopia (blue-blind)

#007C97

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #5758e7;
/* rgb */ color: rgb(87, 88, 231);
/* oklch */ color: oklch(54.6% 0.211 276.5);

Tailwind

colors: {
  custom: {
    50: '#9587f0',
    500: '#5758e7',
    950: '#000000',
  },
}

SCSS

$custom: #5758e7;
$custom-light: #9587f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5758e7",
  "rgb": {
    "r": 87,
    "g": 88,
    "b": 231
  },
  "hsl": {
    "h": 239.583,
    "s": 75,
    "l": 62.353
  },
  "oklch": {
    "l": 0.54578,
    "c": 0.21071,
    "h": 276.5
  },
  "luminance": 0.14775
}

Semantic roles & 50–950 ramp

primary

#5758E7

secondary

#E7E7B3

accent

#D60ED7

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0F0B17

muted

#7E7C85

Preview Lab

Preview with #5758E7

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

Preview Lab → · Contrast checker → · Palette generator →