#3554CE#3554CE

#3554CE is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.9% C 0.192 H 267.8°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#3554CE
RGB	rgb(53, 84, 206)
HSL	hsl(228, 61%, 51%)
HSV	hsv(228, 74%, 81%)
CMYK	cmyk(74.3%, 59.2%, 0%, 19.2%)
CIE-LAB	lab(40.50, 31.26, -66.36)
CIE-LCH	lch(40.50, 73.36, 295.23°)
OKLab	oklab(49.89% -0.0074 -0.1916)
OKLCH	oklch(49.89% 0.192 267.8)
XYZ	xyz(15.7752, 11.5521, 59.7789)
Luminance	0.1155 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3554CE #CEAF35

analogous

#35A0CE #3554CE #6235CE

triadic

#3554CE #CE3554 #54CE35

tetradic

#3554CE #CE35A0 #CEAF35 #35CE62

square

#3554CE #CE35A0 #CEAF35 #35CE62

split-complementary

#3554CE #CE6235 #A0CE35

monochromatic

#1B2C6E #273F9F #3554CE #667EDA #98A7E6

Accessibility & contrast

On white

6.34

#3554CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#3554CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3554CE

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3554CE	#FFFFFF	#000000	##FFFFFF
##3554CE	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D2

Deuteranopia (green-blind)

#0059CC

Tritanopia (blue-blind)

#007389

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3554ce;
/* rgb */ color: rgb(53, 84, 206);
/* oklch */ color: oklch(49.9% 0.192 267.8);

Tailwind

colors: {
  custom: {
    50: '#8283de',
    500: '#3554ce',
    950: '#000000',
  },
}

SCSS

$custom: #3554ce;
$custom-light: #8283de;
$custom-dark: #000000;

JSON

{
  "hex": "#3554ce",
  "rgb": {
    "r": 53,
    "g": 84,
    "b": 206
  },
  "hsl": {
    "h": 227.843,
    "s": 60.956,
    "l": 50.784
  },
  "oklch": {
    "l": 0.49893,
    "c": 0.19176,
    "h": 267.8
  },
  "luminance": 0.11554
}

Semantic roles & 50–950 ramp

primary

#3554CE

secondary

#D1C48D

accent

#C444E4

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3554CE

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

Preview Lab → · Contrast checker → · Palette generator →