#554FBB#554FBB

#554FBB is a mid, vivid blue. Relative luminance 0.111; OKLCH L 49.4% C 0.165 H 281.0°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#554FBB
RGB	rgb(85, 79, 187)
HSL	hsl(243, 44%, 52%)
HSV	hsv(243, 58%, 73%)
CMYK	cmyk(54.5%, 57.8%, 0%, 26.7%)
CIE-LAB	lab(39.77, 32.86, -56.42)
CIE-LCH	lch(39.77, 65.29, 300.22°)
OKLab	oklab(49.41% 0.0314 -0.1616)
OKLCH	oklch(49.41% 0.165 281)
XYZ	xyz(15.5092, 11.1102, 48.3313)
Luminance	0.1111 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.43

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#554FBB #B5BB4F

analogous

#4F7FBB #554FBB #8B4FBB

triadic

#554FBB #BB554F #4FBB55

tetradic

#554FBB #BB4F7F #B5BB4F #4FBB8B

square

#554FBB #BB4F7F #B5BB4F #4FBB8B

split-complementary

#554FBB #BB8B4F #7FBB4F

monochromatic

#2C2868 #3E3994 #554FBB #807BCC #AAA7DD

Accessibility & contrast

On white

6.52

#554FBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#554FBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #554FBB

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##554FBB	#FFFFFF	#000000	##FFFFFF
##554FBB	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062BF

Deuteranopia (green-blind)

#005AB9

Tritanopia (blue-blind)

#26687D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #554fbb;
/* rgb */ color: rgb(85, 79, 187);
/* oklch */ color: oklch(49.4% 0.165 281.0);

Tailwind

colors: {
  custom: {
    50: '#8d80d0',
    500: '#554fbb',
    950: '#000000',
  },
}

SCSS

$custom: #554fbb;
$custom-light: #8d80d0;
$custom-dark: #000000;

JSON

{
  "hex": "#554fbb",
  "rgb": {
    "r": 85,
    "g": 79,
    "b": 187
  },
  "hsl": {
    "h": 243.333,
    "s": 44.262,
    "l": 52.157
  },
  "oklch": {
    "l": 0.49412,
    "c": 0.16468,
    "h": 281
  },
  "luminance": 0.11111
}

Semantic roles & 50–950 ramp

primary

#554FBB

secondary

#C8CA9B

accent

#D454CD

background

#F9F7FC

surface

#F1EEF9

border

#CBC9D2

text

#0D0A14

muted

#7E7C82

Preview Lab

Preview with #554FBB

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

Preview Lab → · Contrast checker → · Palette generator →