#3530A5#3530A5

#3530A5 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.9% C 0.180 H 276.3°. Best body text is #FFFFFF at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#3530A5
RGB	rgb(53, 48, 165)
HSL	hsl(243, 55%, 42%)
HSV	hsv(243, 71%, 65%)
CMYK	cmyk(67.9%, 70.9%, 0%, 35.3%)
CIE-LAB	lab(28.34, 39.38, -62.07)
CIE-LCH	lch(28.34, 73.51, 302.39°)
OKLab	oklab(39.9% 0.0198 -0.1793)
OKLCH	oklch(39.9% 0.18 276.3)
XYZ	xyz(9.3145, 5.5866, 36.1775)
Luminance	0.0559 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.73

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3530A5 #A0A530

analogous

#3066A5 #3530A5 #7030A5

triadic

#3530A5 #A53530 #30A535

tetradic

#3530A5 #A53066 #A0A530 #30A570

square

#3530A5 #A53066 #A0A530 #30A570

split-complementary

#3530A5 #A57030 #66A530

monochromatic

#171446 #262276 #3530A5 #4E48CA #7C78D8

Accessibility & contrast

On white

9.92

#3530A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#3530A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3530A5

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3530A5	#FFFFFF	#000000	##FFFFFF
##3530A5	1.00	9.92	2.12	9.92
#FFFFFF	9.92	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A9

Deuteranopia (green-blind)

#003EA3

Tritanopia (blue-blind)

#005067

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3530a5;
/* rgb */ color: rgb(53, 48, 165);
/* oklch */ color: oklch(39.9% 0.180 276.3);

Tailwind

colors: {
  custom: {
    50: '#7c69c1',
    500: '#3530a5',
    950: '#000000',
  },
}

SCSS

$custom: #3530a5;
$custom-light: #7c69c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3530a5",
  "rgb": {
    "r": 53,
    "g": 48,
    "b": 165
  },
  "hsl": {
    "h": 242.564,
    "s": 54.93,
    "l": 41.765
  },
  "oklch": {
    "l": 0.39896,
    "c": 0.18036,
    "h": 276.3
  },
  "luminance": 0.05587
}

Semantic roles & 50–950 ramp

primary

#3530A5

secondary

#BCC071

accent

#DE4AD8

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3530A5

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

Preview Lab → · Contrast checker → · Palette generator →