#3530A8#3530A8

#3530A8 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.2% C 0.184 H 276.0°. Best body text is #FFFFFF at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#3530A8
RGB	rgb(53, 48, 168)
HSL	hsl(243, 56%, 42%)
HSV	hsv(243, 71%, 66%)
CMYK	cmyk(68.5%, 71.4%, 0%, 34.1%)
CIE-LAB	lab(28.64, 40.38, -63.40)
CIE-LCH	lch(28.64, 75.17, 302.50°)
OKLab	oklab(40.19% 0.0193 -0.1832)
OKLCH	oklch(40.19% 0.184 276)
XYZ	xyz(9.5907, 5.6971, 37.6324)
Luminance	0.0570 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3530A8 #A3A830

analogous

#3067A8 #3530A8 #7130A8

triadic

#3530A8 #A83530 #30A835

tetradic

#3530A8 #A83067 #A3A830 #30A871

square

#3530A8 #A83067 #A3A830 #30A871

split-complementary

#3530A8 #A87130 #67A830

monochromatic

#171549 #262278 #3530A8 #4F4ACB #7E7AD9

Accessibility & contrast

On white

9.81

#3530A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#3530A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3530A8

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3530A8	#FFFFFF	#000000	##FFFFFF
##3530A8	1.00	9.81	2.14	9.81
#FFFFFF	9.81	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049AC

Deuteranopia (green-blind)

#003EA6

Tritanopia (blue-blind)

#005168

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3530a8;
/* rgb */ color: rgb(53, 48, 168);
/* oklch */ color: oklch(40.2% 0.184 276.0);

Tailwind

colors: {
  custom: {
    50: '#7c6ac3',
    500: '#3530a8',
    950: '#000000',
  },
}

SCSS

$custom: #3530a8;
$custom-light: #7c6ac3;
$custom-dark: #000000;

JSON

{
  "hex": "#3530a8",
  "rgb": {
    "r": 53,
    "g": 48,
    "b": 168
  },
  "hsl": {
    "h": 242.5,
    "s": 55.556,
    "l": 42.353
  },
  "oklch": {
    "l": 0.40192,
    "c": 0.18418,
    "h": 276
  },
  "luminance": 0.05698
}

Semantic roles & 50–950 ramp

primary

#3530A8

secondary

#BEC173

accent

#DF49D9

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3530A8

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

Preview Lab → · Contrast checker → · Palette generator →