#575AC7#575AC7

#575AC7 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.5% C 0.166 H 277.8°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#575AC7
RGB	rgb(87, 90, 199)
HSL	hsl(238, 50%, 56%)
HSV	hsv(238, 56%, 78%)
CMYK	cmyk(56.3%, 54.8%, 0%, 22%)
CIE-LAB	lab(43.45, 30.31, -57.43)
CIE-LCH	lch(43.45, 64.94, 297.82°)
OKLab	oklab(52.45% 0.0226 -0.1645)
OKLCH	oklch(52.45% 0.166 277.8)
XYZ	xyz(17.8922, 13.4609, 55.6771)
Luminance	0.1346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575AC7 #C7C457

analogous

#5792C7 #575AC7 #8C57C7

triadic

#575AC7 #C7575A #5AC757

tetradic

#575AC7 #C75792 #C7C457 #57C78C

square

#575AC7 #C75792 #C7C457 #57C78C

split-complementary

#575AC7 #C78C57 #92C757

monochromatic

#292B7B #383BA9 #575AC7 #8587D6 #B3B4E6

Accessibility & contrast

On white

5.69

#575AC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#575AC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575AC7

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575AC7	#FFFFFF	#000000	##FFFFFF
##575AC7	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)

#106BCB

Deuteranopia (green-blind)

#0062C5

Tritanopia (blue-blind)

#197388

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #575ac7;
/* rgb */ color: rgb(87, 90, 199);
/* oklch */ color: oklch(52.5% 0.166 277.8);

Tailwind

colors: {
  custom: {
    50: '#9088d9',
    500: '#575ac7',
    950: '#000000',
  },
}

SCSS

$custom: #575ac7;
$custom-light: #9088d9;
$custom-dark: #000000;

JSON

{
  "hex": "#575ac7",
  "rgb": {
    "r": 87,
    "g": 90,
    "b": 199
  },
  "hsl": {
    "h": 238.393,
    "s": 50,
    "l": 56.078
  },
  "oklch": {
    "l": 0.52454,
    "c": 0.16605,
    "h": 277.8
  },
  "luminance": 0.13462
}

Semantic roles & 50–950 ramp

primary

#575AC7

secondary

#D4D3A6

accent

#D64EDA

background

#F9F8FD

surface

#F2F0FA

border

#CCCBD3

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #575AC7

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

Preview Lab → · Contrast checker → · Palette generator →