#3B33AE#3B33AE

#3B33AE is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.7% C 0.187 H 277.4°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#3B33AE
RGB	rgb(59, 51, 174)
HSL	hsl(244, 55%, 44%)
HSV	hsv(244, 71%, 68%)
CMYK	cmyk(66.1%, 70.7%, 0%, 31.8%)
CIE-LAB	lab(30.29, 41.36, -64.27)
CIE-LCH	lch(30.29, 76.43, 302.76°)
OKLab	oklab(41.66% 0.0241 -0.1855)
OKLCH	oklch(41.66% 0.187 277.4)
XYZ	xyz(10.6250, 6.3526, 40.7024)
Luminance	0.0635 (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

#3B33AE #A6AE33

analogous

#3369AE #3B33AE #7933AE

triadic

#3B33AE #AE3B33 #33AE3B

tetradic

#3B33AE #AE3369 #A6AE33 #33AE79

square

#3B33AE #AE3369 #A6AE33 #33AE79

split-complementary

#3B33AE #AE7933 #69AE33

monochromatic

#1B174F #2B257F #3B33AE #5A52CC #8781DA

Accessibility & contrast

On white

9.25

#3B33AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#3B33AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B33AE

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B33AE	#FFFFFF	#000000	##FFFFFF
##3B33AE	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB2

Deuteranopia (green-blind)

#0042AC

Tritanopia (blue-blind)

#00556D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3b33ae;
/* rgb */ color: rgb(59, 51, 174);
/* oklch */ color: oklch(41.7% 0.187 277.4);

Tailwind

colors: {
  custom: {
    50: '#806cc7',
    500: '#3b33ae',
    950: '#000000',
  },
}

SCSS

$custom: #3b33ae;
$custom-light: #806cc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b33ae",
  "rgb": {
    "r": 59,
    "g": 51,
    "b": 174
  },
  "hsl": {
    "h": 243.902,
    "s": 54.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.4166,
    "c": 0.18711,
    "h": 277.4
  },
  "luminance": 0.06353
}

Semantic roles & 50–950 ramp

primary

#3B33AE

secondary

#BFC379

accent

#DE4AD4

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3B33AE

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

Preview Lab → · Contrast checker → · Palette generator →