#3547A7#3547A7

#3547A7 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.2% C 0.155 H 270.7°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#3547A7
RGB	rgb(53, 71, 167)
HSL	hsl(231, 52%, 43%)
HSV	hsv(231, 68%, 65%)
CMYK	cmyk(68.3%, 57.5%, 0%, 34.5%)
CIE-LAB	lab(34.09, 25.47, -53.88)
CIE-LCH	lch(34.09, 59.60, 295.30°)
OKLab	oklab(44.16% 0.0018 -0.1551)
OKLCH	oklch(44.16% 0.155 270.7)
XYZ	xyz(10.6941, 8.0524, 37.5424)
Luminance	0.0805 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3547A7 #A79535

analogous

#3580A7 #3547A7 #5C35A7

triadic

#3547A7 #A73547 #47A735

tetradic

#3547A7 #A73580 #A79535 #35A75C

square

#3547A7 #A73580 #A79535 #35A75C

split-complementary

#3547A7 #A75C35 #80A735

monochromatic

#181F4A #263379 #3547A7 #5164C8 #808DD7

Accessibility & contrast

On white

8.04

#3547A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#3547A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3547A7

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3547A7	#FFFFFF	#000000	##FFFFFF
##3547A7	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056AA

Deuteranopia (green-blind)

#004BA5

Tritanopia (blue-blind)

#005E70

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3547a7;
/* rgb */ color: rgb(53, 71, 167);
/* oklch */ color: oklch(44.2% 0.155 270.7);

Tailwind

colors: {
  custom: {
    50: '#7a7ac2',
    500: '#3547a7',
    950: '#000000',
  },
}

SCSS

$custom: #3547a7;
$custom-light: #7a7ac2;
$custom-dark: #000000;

JSON

{
  "hex": "#3547a7",
  "rgb": {
    "r": 53,
    "g": 71,
    "b": 167
  },
  "hsl": {
    "h": 230.526,
    "s": 51.818,
    "l": 43.137
  },
  "oklch": {
    "l": 0.44162,
    "c": 0.15512,
    "h": 270.7
  },
  "luminance": 0.08053
}

Semantic roles & 50–950 ramp

primary

#3547A7

secondary

#C0B478

accent

#C54DDB

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3547A7

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

Preview Lab → · Contrast checker → · Palette generator →