#576DE1#576DE1

#576DE1 is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.9% C 0.177 H 271.7°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#576DE1
RGB	rgb(87, 109, 225)
HSL	hsl(230, 70%, 61%)
HSV	hsv(230, 61%, 88%)
CMYK	cmyk(61.3%, 51.6%, 0%, 11.8%)
CIE-LAB	lab(49.98, 27.14, -61.74)
CIE-LCH	lch(49.98, 67.44, 293.73°)
OKLab	oklab(57.9% 0.0053 -0.177)
OKLCH	oklch(57.9% 0.177 271.7)
XYZ	xyz(22.9852, 18.3978, 73.5594)
Luminance	0.1840 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576DE1 #E1CB57

analogous

#57B2E1 #576DE1 #8657E1

triadic

#576DE1 #E1576D #6DE157

tetradic

#576DE1 #E157B2 #E1CB57 #57E186

square

#576DE1 #E157B2 #E1CB57 #57E186

split-complementary

#576DE1 #E18657 #B2E157

monochromatic

#1D32A1 #2642D5 #576DE1 #8B9AEA #BFC7F4

Accessibility & contrast

On white

4.49

#576DE1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#576DE1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #576DE1

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576DE1	#FFFFFF	#000000	##000000
##576DE1	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#287DE5

Deuteranopia (green-blind)

#0071DF

Tritanopia (blue-blind)

#00889D

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #576de1;
/* rgb */ color: rgb(87, 109, 225);
/* oklch */ color: oklch(57.9% 0.177 271.7);

Tailwind

colors: {
  custom: {
    50: '#9396eb',
    500: '#576de1',
    950: '#000000',
  },
}

SCSS

$custom: #576de1;
$custom-light: #9396eb;
$custom-dark: #000000;

JSON

{
  "hex": "#576de1",
  "rgb": {
    "r": 87,
    "g": 109,
    "b": 225
  },
  "hsl": {
    "h": 230.435,
    "s": 69.697,
    "l": 61.176
  },
  "oklch": {
    "l": 0.57904,
    "c": 0.17706,
    "h": 271.7
  },
  "luminance": 0.184
}

Semantic roles & 50–950 ramp

primary

#576DE1

secondary

#E4DCB0

accent

#B314D2

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #576DE1

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

Preview Lab → · Contrast checker → · Palette generator →