#554FDB#554FDB

#554FDB is a mid, highly saturated blue. Relative luminance 0.126; OKLCH L 52.0% C 0.207 H 278.3°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#554FDB
RGB	rgb(85, 79, 219)
HSL	hsl(243, 66%, 58%)
HSV	hsv(243, 64%, 86%)
CMYK	cmyk(61.2%, 63.9%, 0%, 14.1%)
CIE-LAB	lab(42.21, 43.10, -70.95)
CIE-LCH	lch(42.21, 83.01, 301.28°)
OKLab	oklab(51.97% 0.0299 -0.2043)
OKLCH	oklch(51.97% 0.207 278.3)
XYZ	xyz(19.3244, 12.6362, 68.4248)
Luminance	0.1264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#554FDB #D5DB4F

analogous

#4F8FDB #554FDB #9B4FDB

triadic

#554FDB #DB554F #4FDB55

tetradic

#554FDB #DB4F8F #D5DB4F #4FDB9B

square

#554FDB #DB4F8F #D5DB4F #4FDB9B

split-complementary

#554FDB #DB9B4F #8FDB4F

monochromatic

#231E92 #2F28C5 #554FDB #8682E5 #B7B5F0

Accessibility & contrast

On white

5.95

#554FDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#554FDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #554FDB

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##554FDB	#FFFFFF	#000000	##FFFFFF
##554FDB	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DF

Deuteranopia (green-blind)

#005ED8

Tritanopia (blue-blind)

#00738E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #554fdb;
/* rgb */ color: rgb(85, 79, 219);
/* oklch */ color: oklch(52.0% 0.207 278.3);

Tailwind

colors: {
  custom: {
    50: '#9381e7',
    500: '#554fdb',
    950: '#000000',
  },
}

SCSS

$custom: #554fdb;
$custom-light: #9381e7;
$custom-dark: #000000;

JSON

{
  "hex": "#554fdb",
  "rgb": {
    "r": 85,
    "g": 79,
    "b": 219
  },
  "hsl": {
    "h": 242.571,
    "s": 66.038,
    "l": 58.431
  },
  "oklch": {
    "l": 0.51972,
    "c": 0.20652,
    "h": 278.3
  },
  "luminance": 0.12638
}

Semantic roles & 50–950 ramp

primary

#554FDB

secondary

#DCDFA7

accent

#E93FE2

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #554FDB

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

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