#556EFE#556EFE

#556EFE is a mid, highly saturated blue. Relative luminance 0.202; OKLCH L 60.1% C 0.215 H 271.0°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#556EFE
RGB	rgb(85, 110, 254)
HSL	hsl(231, 99%, 66%)
HSV	hsv(231, 67%, 100%)
CMYK	cmyk(66.5%, 56.7%, 0%, 0.4%)
CIE-LAB	lab(52.10, 35.97, -74.50)
CIE-LCH	lch(52.10, 82.73, 295.77°)
OKLab	oklab(60.1% 0.0038 -0.2146)
OKLCH	oklch(60.1% 0.215 271)
XYZ	xyz(27.2056, 20.2364, 96.2190)
Luminance	0.2024 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556EFE #FEE555

analogous

#55C3FE #556EFE #9155FE

triadic

#556EFE #FE556E #6EFE55

tetradic

#556EFE #FE55C3 #FEE555 #55FE91

square

#556EFE #FE55C3 #FEE555 #55FE91

split-complementary

#556EFE #FE9155 #C3FE55

monochromatic

#0121D7 #183AFE #556EFE #92A2FE #CFD6FF

Accessibility & contrast

On white

4.16

#556EFE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#556EFE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #556EFE

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556EFE	#FFFFFF	#000000	##000000
##556EFE	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0084FF

Deuteranopia (green-blind)

#0075FB

Tritanopia (blue-blind)

#0091AB

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #556efe;
/* rgb */ color: rgb(85, 110, 254);
/* oklch */ color: oklch(60.1% 0.215 271.0);

Tailwind

colors: {
  custom: {
    50: '#9797ff',
    500: '#556efe',
    950: '#000000',
  },
}

SCSS

$custom: #556efe;
$custom-light: #9797ff;
$custom-dark: #000000;

JSON

{
  "hex": "#556efe",
  "rgb": {
    "r": 85,
    "g": 110,
    "b": 254
  },
  "hsl": {
    "h": 231.124,
    "s": 98.83,
    "l": 66.471
  },
  "oklch": {
    "l": 0.60101,
    "c": 0.21459,
    "h": 271
  },
  "luminance": 0.20239
}

Semantic roles & 50–950 ramp

primary

#556EFE

secondary

#F3EBBC

accent

#C400E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0D18

muted

#7F7E86

Preview Lab

Preview with #556EFE

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

Preview Lab → · Contrast checker → · Palette generator →