#575CBF#575CBF

#575CBF is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.3% C 0.152 H 277.6°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#575CBF
RGB	rgb(87, 92, 191)
HSL	hsl(237, 45%, 55%)
HSV	hsv(237, 54%, 75%)
CMYK	cmyk(54.5%, 51.8%, 0%, 25.1%)
CIE-LAB	lab(43.42, 26.46, -52.84)
CIE-LCH	lch(43.42, 59.10, 296.60°)
OKLab	oklab(52.26% 0.02 -0.151)
OKLCH	oklch(52.26% 0.152 277.6)
XYZ	xyz(17.1586, 13.4410, 50.9703)
Luminance	0.1344 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575CBF #BFBA57

analogous

#5790BF #575CBF #8657BF

triadic

#575CBF #BF575C #5CBF57

tetradic

#575CBF #BF5790 #BFBA57 #57BF86

square

#575CBF #BF5790 #BFBA57 #57BF86

split-complementary

#575CBF #BF8657 #90BF57

monochromatic

#2B2E71 #3C409D #575CBF #8387D0 #B0B2E1

Accessibility & contrast

On white

5.69

#575CBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#575CBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575CBF

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575CBF	#FFFFFF	#000000	##FFFFFF
##575CBF	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#276BC2

Deuteranopia (green-blind)

#1762BD

Tritanopia (blue-blind)

#257285

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #575cbf;
/* rgb */ color: rgb(87, 92, 191);
/* oklch */ color: oklch(52.3% 0.152 277.6);

Tailwind

colors: {
  custom: {
    50: '#8e8ad3',
    500: '#575cbf',
    950: '#000000',
  },
}

SCSS

$custom: #575cbf;
$custom-light: #8e8ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#575cbf",
  "rgb": {
    "r": 87,
    "g": 92,
    "b": 191
  },
  "hsl": {
    "h": 237.115,
    "s": 44.828,
    "l": 54.51
  },
  "oklch": {
    "l": 0.52262,
    "c": 0.1523,
    "h": 277.6
  },
  "luminance": 0.13442
}

Semantic roles & 50–950 ramp

primary

#575CBF

secondary

#CFCDA3

accent

#CE53D5

background

#F9F8FD

surface

#F1F0FA

border

#CBCBD3

text

#0D0B14

muted

#7E7C83

Preview Lab

Preview with #575CBF

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

Preview Lab → · Contrast checker → · Palette generator →