#554EF3#554EF3

#554EF3 is a mid, highly saturated blue. Relative luminance 0.139; OKLCH L 53.9% C 0.237 H 276.8°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#554EF3
RGB	rgb(85, 78, 243)
HSL	hsl(243, 87%, 63%)
HSV	hsv(243, 68%, 95%)
CMYK	cmyk(65%, 67.9%, 0%, 4.7%)
CIE-LAB	lab(44.02, 51.27, -81.58)
CIE-LCH	lch(44.02, 96.35, 302.15°)
OKLab	oklab(53.9% 0.0279 -0.2355)
OKLCH	oklch(53.9% 0.237 276.8)
XYZ	xyz(22.6431, 13.8492, 86.2565)
Luminance	0.1385 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#554EF3 #ECF34E

analogous

#4E9AF3 #554EF3 #A74EF3

triadic

#554EF3 #F3554E #4EF355

tetradic

#554EF3 #F34E9A #ECF34E #4EF3A7

square

#554EF3 #F34E9A #ECF34E #4EF3A7

split-complementary

#554EF3 #F3A74E #9AF34E

monochromatic

#140DBA #1E15EF #554EF3 #8C87F7 #C3C1FB

Accessibility & contrast

On white

5.57

#554EF3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#554EF3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #554EF3

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##554EF3	#FFFFFF	#000000	##FFFFFF
##554EF3	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FF8

Deuteranopia (green-blind)

#0061F0

Tritanopia (blue-blind)

#007A9B

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #554ef3;
/* rgb */ color: rgb(85, 78, 243);
/* oklch */ color: oklch(53.9% 0.237 276.8);

Tailwind

colors: {
  custom: {
    50: '#9781f8',
    500: '#554ef3',
    950: '#000000',
  },
}

SCSS

$custom: #554ef3;
$custom-light: #9781f8;
$custom-dark: #000000;

JSON

{
  "hex": "#554ef3",
  "rgb": {
    "r": 85,
    "g": 78,
    "b": 243
  },
  "hsl": {
    "h": 242.545,
    "s": 87.302,
    "l": 62.941
  },
  "oklch": {
    "l": 0.53899,
    "c": 0.23717,
    "h": 276.8
  },
  "luminance": 0.13851
}

Semantic roles & 50–950 ramp

primary

#554EF3

secondary

#EAECB1

accent

#E402DA

background

#FAF8FF

surface

#F4EFFF

border

#CECAD7

text

#0F0A17

muted

#7F7C85

Preview Lab

Preview with #554EF3

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

Preview Lab → · Contrast checker → · Palette generator →