#554FBC#554FBC

#554FBC is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.5% C 0.166 H 280.9°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#554FBC
RGB	rgb(85, 79, 188)
HSL	hsl(243, 45%, 52%)
HSV	hsv(243, 58%, 74%)
CMYK	cmyk(54.8%, 58%, 0%, 26.3%)
CIE-LAB	lab(39.84, 33.18, -56.89)
CIE-LCH	lch(39.84, 65.85, 300.25°)
OKLab	oklab(49.49% 0.0314 -0.163)
OKLCH	oklch(49.49% 0.166 280.9)
XYZ	xyz(15.6166, 11.1531, 48.8971)
Luminance	0.1115 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.38

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#554FBC #B6BC4F

analogous

#4F7FBC #554FBC #8C4FBC

triadic

#554FBC #BC554F #4FBC55

tetradic

#554FBC #BC4F7F #B6BC4F #4FBC8C

square

#554FBC #BC4F7F #B6BC4F #4FBC8C

split-complementary

#554FBC #BC8C4F #7FBC4F

monochromatic

#2B2869 #3E3995 #554FBC #807BCD #ABA8DE

Accessibility & contrast

On white

6.50

#554FBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#554FBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #554FBC

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##554FBC	#FFFFFF	#000000	##FFFFFF
##554FBC	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C0

Deuteranopia (green-blind)

#005ABA

Tritanopia (blue-blind)

#25697E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #554fbc;
/* rgb */ color: rgb(85, 79, 188);
/* oklch */ color: oklch(49.5% 0.166 280.9);

Tailwind

colors: {
  custom: {
    50: '#8e80d1',
    500: '#554fbc',
    950: '#000000',
  },
}

SCSS

$custom: #554fbc;
$custom-light: #8e80d1;
$custom-dark: #000000;

JSON

{
  "hex": "#554fbc",
  "rgb": {
    "r": 85,
    "g": 79,
    "b": 188
  },
  "hsl": {
    "h": 243.303,
    "s": 44.856,
    "l": 52.353
  },
  "oklch": {
    "l": 0.49487,
    "c": 0.16603,
    "h": 280.9
  },
  "luminance": 0.11154
}

Semantic roles & 50–950 ramp

primary

#554FBC

secondary

#C9CB9C

accent

#D553CD

background

#F9F7FC

surface

#F1EEF9

border

#CBC9D2

text

#0D0A14

muted

#7E7C82

Preview Lab

Preview with #554FBC

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

Preview Lab → · Contrast checker → · Palette generator →