#3A33D1#3A33D1

#3A33D1 is a mid, highly saturated blue. Relative luminance 0.079; OKLCH L 45.1% C 0.230 H 274.0°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#3A33D1
RGB	rgb(58, 51, 209)
HSL	hsl(243, 63%, 51%)
HSV	hsv(243, 76%, 82%)
CMYK	cmyk(72.2%, 75.6%, 0%, 18%)
CIE-LAB	lab(33.71, 52.49, -79.23)
CIE-LCH	lch(33.71, 95.04, 303.53°)
OKLab	oklab(45.12% 0.0162 -0.2292)
OKLCH	oklch(45.12% 0.23 274)
XYZ	xyz(14.4335, 7.8692, 61.0675)
Luminance	0.0787 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.24

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A33D1 #CAD133

analogous

#337BD1 #3A33D1 #8933D1

triadic

#3A33D1 #D13A33 #33D13A

tetradic

#3A33D1 #D1337B #CAD133 #33D189

square

#3A33D1 #D1337B #CAD133 #33D189

split-complementary

#3A33D1 #D18933 #7BD133

monochromatic

#1D1970 #2A25A2 #3A33D1 #6A65DC #9A97E8

Accessibility & contrast

On white

8.16

#3A33D1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#3A33D1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A33D1

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A33D1	#FFFFFF	#000000	##FFFFFF
##3A33D1	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056D6

Deuteranopia (green-blind)

#0048CE

Tritanopia (blue-blind)

#006280

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3a33d1;
/* rgb */ color: rgb(58, 51, 209);
/* oklch */ color: oklch(45.1% 0.230 274.0);

Tailwind

colors: {
  custom: {
    50: '#876de1',
    500: '#3a33d1',
    950: '#000000',
  },
}

SCSS

$custom: #3a33d1;
$custom-light: #876de1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a33d1",
  "rgb": {
    "r": 58,
    "g": 51,
    "b": 209
  },
  "hsl": {
    "h": 242.658,
    "s": 63.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.4512,
    "c": 0.22976,
    "h": 274
  },
  "luminance": 0.07871
}

Semantic roles & 50–950 ramp

primary

#3A33D1

secondary

#D0D38D

accent

#E642DF

background

#F9F6FE

surface

#F1ECFC

border

#CBC7D5

text

#0D0715

muted

#7E7A84

Preview Lab

Preview with #3A33D1

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

Preview Lab → · Contrast checker → · Palette generator →