#3544B4#3544B4

#3544B4 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.7% C 0.177 H 271.4°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#3544B4
RGB	rgb(53, 68, 180)
HSL	hsl(233, 55%, 46%)
HSV	hsv(233, 71%, 71%)
CMYK	cmyk(70.6%, 62.2%, 0%, 29.4%)
CIE-LAB	lab(34.37, 32.13, -61.17)
CIE-LCH	lch(34.37, 69.10, 297.71°)
OKLab	oklab(44.69% 0.0042 -0.1766)
OKLCH	oklch(44.69% 0.177 271.4)
XYZ	xyz(11.7707, 8.1853, 44.1308)
Luminance	0.0819 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3544B4 #B4A535

analogous

#3583B4 #3544B4 #6535B4

triadic

#3544B4 #B43544 #44B435

tetradic

#3544B4 #B43583 #B4A535 #35B465

square

#3544B4 #B43583 #B4A535 #35B465

split-complementary

#3544B4 #B46535 #83B435

monochromatic

#192055 #273285 #3544B4 #5866CE #8892DC

Accessibility & contrast

On white

7.96

#3544B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3544B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3544B4

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3544B4	#FFFFFF	#000000	##FFFFFF
##3544B4	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B8

Deuteranopia (green-blind)

#004BB2

Tritanopia (blue-blind)

#006175

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3544b4;
/* rgb */ color: rgb(53, 68, 180);
/* oklch */ color: oklch(44.7% 0.177 271.4);

Tailwind

colors: {
  custom: {
    50: '#7d78cb',
    500: '#3544b4',
    950: '#000000',
  },
}

SCSS

$custom: #3544b4;
$custom-light: #7d78cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3544b4",
  "rgb": {
    "r": 53,
    "g": 68,
    "b": 180
  },
  "hsl": {
    "h": 232.913,
    "s": 54.506,
    "l": 45.686
  },
  "oklch": {
    "l": 0.44691,
    "c": 0.17662,
    "h": 271.4
  },
  "luminance": 0.08186
}

Semantic roles & 50–950 ramp

primary

#3544B4

secondary

#C6BD7F

accent

#CC4ADE

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3544B4

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

Preview Lab → · Contrast checker → · Palette generator →