#3A33B2#3A33B2

#3A33B2 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 42.0% C 0.192 H 276.6°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#3A33B2
RGB	rgb(58, 51, 178)
HSL	hsl(243, 55%, 45%)
HSV	hsv(243, 71%, 70%)
CMYK	cmyk(67.4%, 71.3%, 0%, 30.2%)
CIE-LAB	lab(30.59, 42.55, -66.15)
CIE-LCH	lch(30.59, 78.65, 302.75°)
OKLab	oklab(41.98% 0.0221 -0.1911)
OKLCH	oklch(41.98% 0.192 276.6)
XYZ	xyz(10.9620, 6.4806, 42.7840)
Luminance	0.0648 (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

#3A33B2 #ABB233

analogous

#336CB2 #3A33B2 #7933B2

triadic

#3A33B2 #B23A33 #33B23A

tetradic

#3A33B2 #B2336C #ABB233 #33B279

square

#3A33B2 #B2336C #ABB233 #33B279

split-complementary

#3A33B2 #B27933 #6CB233

monochromatic

#1B1853 #2A2582 #3A33B2 #5B54CE #8984DC

Accessibility & contrast

On white

9.14

#3A33B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#3A33B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A33B2

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A33B2	#FFFFFF	#000000	##FFFFFF
##3A33B2	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB6

Deuteranopia (green-blind)

#0042B0

Tritanopia (blue-blind)

#00566F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3a33b2;
/* rgb */ color: rgb(58, 51, 178);
/* oklch */ color: oklch(42.0% 0.192 276.6);

Tailwind

colors: {
  custom: {
    50: '#806cca',
    500: '#3a33b2',
    950: '#000000',
  },
}

SCSS

$custom: #3a33b2;
$custom-light: #806cca;
$custom-dark: #000000;

JSON

{
  "hex": "#3a33b2",
  "rgb": {
    "r": 58,
    "g": 51,
    "b": 178
  },
  "hsl": {
    "h": 243.307,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.41978,
    "c": 0.19235,
    "h": 276.6
  },
  "luminance": 0.06482
}

Semantic roles & 50–950 ramp

primary

#3A33B2

secondary

#C1C57C

accent

#DF49D7

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #3A33B2

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

Preview Lab → · Contrast checker → · Palette generator →