#5757E7#5757E7

#5757E7 is a mid, highly saturated blue. Relative luminance 0.146; OKLCH L 54.4% C 0.212 H 276.7°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#5757E7
RGB	rgb(87, 87, 231)
HSL	hsl(240, 75%, 62%)
HSV	hsv(240, 62%, 91%)
CMYK	cmyk(62.3%, 62.3%, 0%, 9.4%)
CIE-LAB	lab(45.10, 42.52, -73.05)
CIE-LCH	lch(45.10, 84.52, 300.20°)
OKLab	oklab(54.41% 0.0248 -0.2104)
OKLCH	oklch(54.41% 0.212 276.7)
XYZ	xyz(21.7578, 14.6104, 77.2593)
Luminance	0.1461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5757E7 #E7E757

analogous

#579FE7 #5757E7 #9F57E7

triadic

#5757E7 #E75757 #57E757

tetradic

#5757E7 #E7579F #E7E757 #57E79F

square

#5757E7 #E7579F #E7E757 #57E79F

split-complementary

#5757E7 #E79F57 #9FE757

monochromatic

#1818AB #2121DF #5757E7 #8D8DEF #C2C2F6

Accessibility & contrast

On white

5.35

#5757E7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#5757E7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5757E7

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5757E7	#FFFFFF	#000000	##FFFFFF
##5757E7	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071EC

Deuteranopia (green-blind)

#0064E4

Tritanopia (blue-blind)

#007B97

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #5757e7;
/* rgb */ color: rgb(87, 87, 231);
/* oklch */ color: oklch(54.4% 0.212 276.7);

Tailwind

colors: {
  custom: {
    50: '#9587f0',
    500: '#5757e7',
    950: '#000000',
  },
}

SCSS

$custom: #5757e7;
$custom-light: #9587f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5757e7",
  "rgb": {
    "r": 87,
    "g": 87,
    "b": 231
  },
  "hsl": {
    "h": 240,
    "s": 75,
    "l": 62.353
  },
  "oklch": {
    "l": 0.54412,
    "c": 0.21189,
    "h": 276.7
  },
  "luminance": 0.14612
}

Semantic roles & 50–950 ramp

primary

#5757E7

secondary

#E7E7B3

accent

#D70ED7

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0F0B17

muted

#7E7C85

Preview Lab

Preview with #5757E7

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

Preview Lab → · Contrast checker → · Palette generator →