#3554AD#3554AD

#3554AD is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.3% C 0.147 H 266.4°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#3554AD
RGB	rgb(53, 84, 173)
HSL	hsl(225, 53%, 44%)
HSV	hsv(225, 69%, 68%)
CMYK	cmyk(69.4%, 51.4%, 0%, 32.2%)
CIE-LAB	lab(38.05, 19.12, -51.05)
CIE-LCH	lch(38.05, 54.51, 290.53°)
OKLab	oklab(47.28% -0.0093 -0.1466)
OKLCH	oklch(47.28% 0.147 266.4)
XYZ	xyz(12.1787, 10.1135, 40.8373)
Luminance	0.1012 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3554AD #AD8E35

analogous

#3590AD #3554AD #5235AD

triadic

#3554AD #AD3554 #54AD35

tetradic

#3554AD #AD3590 #AD8E35 #35AD52

square

#3554AD #AD3590 #AD8E35 #35AD52

split-complementary

#3554AD #AD5235 #90AD35

monochromatic

#18274F #273D7E #3554AD #5473CB #8399D9

Accessibility & contrast

On white

6.95

#3554AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#3554AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3554AD

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3554AD	#FFFFFF	#000000	##FFFFFF
##3554AD	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E5FB0

Deuteranopia (green-blind)

#0054AB

Tritanopia (blue-blind)

#006978

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3554ad;
/* rgb */ color: rgb(53, 84, 173);
/* oklch */ color: oklch(47.3% 0.147 266.4);

Tailwind

colors: {
  custom: {
    50: '#7b83c6',
    500: '#3554ad',
    950: '#000000',
  },
}

SCSS

$custom: #3554ad;
$custom-light: #7b83c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3554ad",
  "rgb": {
    "r": 53,
    "g": 84,
    "b": 173
  },
  "hsl": {
    "h": 224.5,
    "s": 53.097,
    "l": 44.314
  },
  "oklch": {
    "l": 0.47279,
    "c": 0.14689,
    "h": 266.4
  },
  "luminance": 0.10115
}

Semantic roles & 50–950 ramp

primary

#3554AD

secondary

#C3B07B

accent

#B74BDD

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #3554AD

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

Preview Lab → · Contrast checker → · Palette generator →