#3A33AC#3A33AC

#3A33AC is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.4% C 0.185 H 277.2°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#3A33AC
RGB	rgb(58, 51, 172)
HSL	hsl(243, 54%, 44%)
HSV	hsv(243, 70%, 67%)
CMYK	cmyk(66.3%, 70.3%, 0%, 32.5%)
CIE-LAB	lab(30.02, 40.57, -63.51)
CIE-LCH	lch(30.02, 75.36, 302.57°)
OKLab	oklab(41.4% 0.0231 -0.1834)
OKLCH	oklch(41.4% 0.185 277.2)
XYZ	xyz(10.3727, 6.2449, 39.6805)
Luminance	0.0625 (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

#3A33AC #A5AC33

analogous

#3368AC #3A33AC #7633AC

triadic

#3A33AC #AC3A33 #33AC3A

tetradic

#3A33AC #AC3368 #A5AC33 #33AC76

square

#3A33AC #AC3368 #A5AC33 #33AC76

split-complementary

#3A33AC #AC7633 #68AC33

monochromatic

#1A174E #2A257D #3A33AC #5851CB #8580D9

Accessibility & contrast

On white

9.34

#3A33AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#3A33AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A33AC

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A33AC	#FFFFFF	#000000	##FFFFFF
##3A33AC	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB0

Deuteranopia (green-blind)

#0042AA

Tritanopia (blue-blind)

#00546B

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3a33ac;
/* rgb */ color: rgb(58, 51, 172);
/* oklch */ color: oklch(41.4% 0.185 277.2);

Tailwind

colors: {
  custom: {
    50: '#7f6cc6',
    500: '#3a33ac',
    950: '#000000',
  },
}

SCSS

$custom: #3a33ac;
$custom-light: #7f6cc6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a33ac",
  "rgb": {
    "r": 58,
    "g": 51,
    "b": 172
  },
  "hsl": {
    "h": 243.471,
    "s": 54.26,
    "l": 43.725
  },
  "oklch": {
    "l": 0.41395,
    "c": 0.1848,
    "h": 277.2
  },
  "luminance": 0.06246
}

Semantic roles & 50–950 ramp

primary

#3A33AC

secondary

#BEC278

accent

#DE4AD5

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3A33AC

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

Preview Lab → · Contrast checker → · Palette generator →