#3530B0#3530B0

#3530B0 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 41.0% C 0.194 H 275.3°. Best body text is #FFFFFF at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#3530B0
RGB	rgb(53, 48, 176)
HSL	hsl(242, 57%, 44%)
HSV	hsv(242, 73%, 69%)
CMYK	cmyk(69.9%, 72.7%, 0%, 31%)
CIE-LAB	lab(29.42, 43.04, -66.90)
CIE-LCH	lch(29.42, 79.55, 302.76°)
OKLab	oklab(40.99% 0.0179 -0.1934)
OKLCH	oklch(40.99% 0.194 275.3)
XYZ	xyz(10.3590, 6.0044, 41.6789)
Luminance	0.0600 (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

#3530B0 #ABB030

analogous

#306BB0 #3530B0 #7530B0

triadic

#3530B0 #B03530 #30B035

tetradic

#3530B0 #B0306B #ABB030 #30B075

square

#3530B0 #B0306B #ABB030 #30B075

split-complementary

#3530B0 #B07530 #6BB030

monochromatic

#181650 #272380 #3530B0 #534ECF #827EDC

Accessibility & contrast

On white

9.54

#3530B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#3530B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3530B0

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3530B0	#FFFFFF	#000000	##FFFFFF
##3530B0	1.00	9.54	2.20	9.54
#FFFFFF	9.54	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB4

Deuteranopia (green-blind)

#003FAE

Tritanopia (blue-blind)

#00546D

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3530b0;
/* rgb */ color: rgb(53, 48, 176);
/* oklch */ color: oklch(41.0% 0.194 275.3);

Tailwind

colors: {
  custom: {
    50: '#7e6ac9',
    500: '#3530b0',
    950: '#000000',
  },
}

SCSS

$custom: #3530b0;
$custom-light: #7e6ac9;
$custom-dark: #000000;

JSON

{
  "hex": "#3530b0",
  "rgb": {
    "r": 53,
    "g": 48,
    "b": 176
  },
  "hsl": {
    "h": 242.344,
    "s": 57.143,
    "l": 43.922
  },
  "oklch": {
    "l": 0.40993,
    "c": 0.19421,
    "h": 275.3
  },
  "luminance": 0.06005
}

Semantic roles & 50–950 ramp

primary

#3530B0

secondary

#C2C577

accent

#E047DA

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3530B0

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

Preview Lab → · Contrast checker → · Palette generator →