#3554C0#3554C0

#3554C0 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.7% C 0.173 H 267.4°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#3554C0
RGB	rgb(53, 84, 192)
HSL	hsl(227, 57%, 48%)
HSV	hsv(227, 72%, 75%)
CMYK	cmyk(72.4%, 56.3%, 0%, 24.7%)
CIE-LAB	lab(39.41, 26.14, -60.00)
CIE-LCH	lch(39.41, 65.45, 293.54°)
OKLab	oklab(48.75% -0.0078 -0.1729)
OKLCH	oklch(48.75% 0.173 267.4)
XYZ	xyz(14.1496, 10.9018, 51.2175)
Luminance	0.1090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3554C0 #C0A135

analogous

#3599C0 #3554C0 #5C35C0

triadic

#3554C0 #C03554 #54C035

tetradic

#3554C0 #C03599 #C0A135 #35C05C

square

#3554C0 #C03599 #C0A135 #35C05C

split-complementary

#3554C0 #C05C35 #99C035

monochromatic

#1B2A60 #283F90 #3554C0 #5F79D3 #8FA1E0

Accessibility & contrast

On white

6.60

#3554C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#3554C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3554C0

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3554C0	#FFFFFF	#000000	##FFFFFF
##3554C0	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C4

Deuteranopia (green-blind)

#0057BE

Tritanopia (blue-blind)

#006F82

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3554c0;
/* rgb */ color: rgb(53, 84, 192);
/* oklch */ color: oklch(48.7% 0.173 267.4);

Tailwind

colors: {
  custom: {
    50: '#7f83d4',
    500: '#3554c0',
    950: '#000000',
  },
}

SCSS

$custom: #3554c0;
$custom-light: #7f83d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3554c0",
  "rgb": {
    "r": 53,
    "g": 84,
    "b": 192
  },
  "hsl": {
    "h": 226.619,
    "s": 56.735,
    "l": 48.039
  },
  "oklch": {
    "l": 0.48747,
    "c": 0.17311,
    "h": 267.4
  },
  "luminance": 0.10903
}

Semantic roles & 50–950 ramp

primary

#3554C0

secondary

#CBBB86

accent

#BE48E0

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3554C0

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

Preview Lab → · Contrast checker → · Palette generator →