#5755B2#5755B2

#5755B2 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 50.0% C 0.144 H 280.8°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#5755B2
RGB	rgb(87, 85, 178)
HSL	hsl(241, 38%, 52%)
HSV	hsv(241, 52%, 70%)
CMYK	cmyk(51.1%, 52.2%, 0%, 30.2%)
CIE-LAB	lab(40.79, 26.67, -49.46)
CIE-LCH	lch(40.79, 56.19, 298.33°)
OKLab	oklab(50.02% 0.027 -0.1411)
OKLCH	oklch(50.02% 0.144 280.8)
XYZ	xyz(15.2124, 11.7367, 43.5747)
Luminance	0.1174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5755B2 #B0B255

analogous

#5582B2 #5755B2 #8655B2

triadic

#5755B2 #B25755 #55B257

tetradic

#5755B2 #B25582 #B0B255 #55B286

square

#5755B2 #B25582 #B0B255 #55B286

split-complementary

#5755B2 #B28655 #82B255

monochromatic

#2D2C61 #413F8B #5755B2 #817FC5 #AAA9D8

Accessibility & contrast

On white

6.27

#5755B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#5755B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5755B2

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5755B2	#FFFFFF	#000000	##FFFFFF
##5755B2	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2564B5

Deuteranopia (green-blind)

#1C5DB0

Tritanopia (blue-blind)

#336A7B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #5755b2;
/* rgb */ color: rgb(87, 85, 178);
/* oklch */ color: oklch(50.0% 0.144 280.8);

Tailwind

colors: {
  custom: {
    50: '#8d85ca',
    500: '#5755b2',
    950: '#000000',
  },
}

SCSS

$custom: #5755b2;
$custom-light: #8d85ca;
$custom-dark: #000000;

JSON

{
  "hex": "#5755b2",
  "rgb": {
    "r": 87,
    "g": 85,
    "b": 178
  },
  "hsl": {
    "h": 241.29,
    "s": 37.652,
    "l": 51.569
  },
  "oklch": {
    "l": 0.50022,
    "c": 0.14366,
    "h": 280.8
  },
  "luminance": 0.11738
}

Semantic roles & 50–950 ramp

primary

#5755B2

secondary

#C5C69D

accent

#CE5ACB

background

#F9F8FC

surface

#F1EFF8

border

#CBCAD1

text

#0D0B13

muted

#7E7C82

Preview Lab

Preview with #5755B2

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

Preview Lab → · Contrast checker → · Palette generator →