#3530AB#3530AB

#3530AB is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.5% C 0.188 H 275.7°. Best body text is #FFFFFF at 9.71:1 contrast (WCAG AA passes).

Color values

HEX	#3530AB
RGB	rgb(53, 48, 171)
HSL	hsl(242, 56%, 43%)
HSV	hsv(242, 72%, 67%)
CMYK	cmyk(69%, 71.9%, 0%, 32.9%)
CIE-LAB	lab(28.93, 41.39, -64.72)
CIE-LCH	lch(28.93, 76.82, 302.60°)
OKLab	oklab(40.49% 0.0188 -0.187)
OKLCH	oklch(40.49% 0.188 275.7)
XYZ	xyz(9.8734, 5.8102, 39.1213)
Luminance	0.0581 (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

#3530AB #A6AB30

analogous

#3068AB #3530AB #7230AB

triadic

#3530AB #AB3530 #30AB35

tetradic

#3530AB #AB3068 #A6AB30 #30AB72

square

#3530AB #AB3068 #A6AB30 #30AB72

split-complementary

#3530AB #AB7230 #68AB30

monochromatic

#17154B #26237B #3530AB #514CCD #7F7BDA

Accessibility & contrast

On white

9.71

#3530AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#3530AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3530AB

9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3530AB	#FFFFFF	#000000	##FFFFFF
##3530AB	1.00	9.71	2.16	9.71
#FFFFFF	9.71	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAF

Deuteranopia (green-blind)

#003FA9

Tritanopia (blue-blind)

#00526A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3530ab;
/* rgb */ color: rgb(53, 48, 171);
/* oklch */ color: oklch(40.5% 0.188 275.7);

Tailwind

colors: {
  custom: {
    50: '#7d6ac5',
    500: '#3530ab',
    950: '#000000',
  },
}

SCSS

$custom: #3530ab;
$custom-light: #7d6ac5;
$custom-dark: #000000;

JSON

{
  "hex": "#3530ab",
  "rgb": {
    "r": 53,
    "g": 48,
    "b": 171
  },
  "hsl": {
    "h": 242.439,
    "s": 56.164,
    "l": 42.941
  },
  "oklch": {
    "l": 0.4049,
    "c": 0.18796,
    "h": 275.7
  },
  "luminance": 0.05811
}

Semantic roles & 50–950 ramp

primary

#3530AB

secondary

#BFC374

accent

#DF48D9

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3530AB

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

Preview Lab → · Contrast checker → · Palette generator →