#3534B9#3534B9

#3534B9 is a dark, highly saturated blue. Relative luminance 0.067; OKLCH L 42.5% C 0.201 H 274.0°. Best body text is #FFFFFF at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#3534B9
RGB	rgb(53, 52, 185)
HSL	hsl(240, 56%, 46%)
HSV	hsv(240, 72%, 73%)
CMYK	cmyk(71.4%, 71.9%, 0%, 27.5%)
CIE-LAB	lab(31.15, 43.72, -69.41)
CIE-LCH	lch(31.15, 82.03, 302.20°)
OKLab	oklab(42.49% 0.0141 -0.2007)
OKLCH	oklch(42.49% 0.201 274)
XYZ	xyz(11.4502, 6.7145, 46.5821)
Luminance	0.0672 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 3.44

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3534B9 #B8B934

analogous

#3476B9 #3534B9 #7834B9

triadic

#3534B9 #B93534 #34B935

tetradic

#3534B9 #B93476 #B8B934 #34B978

square

#3534B9 #B93476 #B8B934 #34B978

split-complementary

#3534B9 #B97834 #76B934

monochromatic

#1A1959 #272789 #3534B9 #5B5AD1 #8A89DE

Accessibility & contrast

On white

8.96

#3534B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#3534B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3534B9

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3534B9	#FFFFFF	#000000	##FFFFFF
##3534B9	1.00	8.96	2.34	8.96
#FFFFFF	8.96	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BD

Deuteranopia (green-blind)

#0043B7

Tritanopia (blue-blind)

#005973

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3534b9;
/* rgb */ color: rgb(53, 52, 185);
/* oklch */ color: oklch(42.5% 0.201 274.0);

Tailwind

colors: {
  custom: {
    50: '#806dcf',
    500: '#3534b9',
    950: '#000000',
  },
}

SCSS

$custom: #3534b9;
$custom-light: #806dcf;
$custom-dark: #000000;

JSON

{
  "hex": "#3534b9",
  "rgb": {
    "r": 53,
    "g": 52,
    "b": 185
  },
  "hsl": {
    "h": 240.451,
    "s": 56.118,
    "l": 46.471
  },
  "oklch": {
    "l": 0.42492,
    "c": 0.20122,
    "h": 274
  },
  "luminance": 0.06716
}

Semantic roles & 50–950 ramp

primary

#3534B9

secondary

#C7C881

accent

#DF48DE

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3534B9

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

Preview Lab → · Contrast checker → · Palette generator →