#3D33AD#3D33AD

#3D33AD is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.7% C 0.185 H 278.3°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#3D33AD
RGB	rgb(61, 51, 173)
HSL	hsl(245, 54%, 44%)
HSV	hsv(245, 71%, 68%)
CMYK	cmyk(64.7%, 70.5%, 0%, 32.2%)
CIE-LAB	lab(30.34, 41.29, -63.57)
CIE-LCH	lch(30.34, 75.81, 303.00°)
OKLab	oklab(41.71% 0.0269 -0.1835)
OKLCH	oklch(41.71% 0.185 278.3)
XYZ	xyz(10.6487, 6.3760, 40.1966)
Luminance	0.0638 (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

#3D33AD #A3AD33

analogous

#3366AD #3D33AD #7A33AD

triadic

#3D33AD #AD3D33 #33AD3D

tetradic

#3D33AD #AD3366 #A3AD33 #33AD7A

square

#3D33AD #AD3366 #A3AD33 #33AD7A

split-complementary

#3D33AD #AD7A33 #66AD33

monochromatic

#1C174E #2C257E #3D33AD #5B51CC #8881DA

Accessibility & contrast

On white

9.23

#3D33AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#3D33AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D33AD

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D33AD	#FFFFFF	#000000	##FFFFFF
##3D33AD	1.00	9.23	2.28	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB1

Deuteranopia (green-blind)

#0042AB

Tritanopia (blue-blind)

#00546C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3d33ad;
/* rgb */ color: rgb(61, 51, 173);
/* oklch */ color: oklch(41.7% 0.185 278.3);

Tailwind

colors: {
  custom: {
    50: '#816cc7',
    500: '#3d33ad',
    950: '#000000',
  },
}

SCSS

$custom: #3d33ad;
$custom-light: #816cc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3d33ad",
  "rgb": {
    "r": 61,
    "g": 51,
    "b": 173
  },
  "hsl": {
    "h": 244.918,
    "s": 54.464,
    "l": 43.922
  },
  "oklch": {
    "l": 0.41711,
    "c": 0.18542,
    "h": 278.3
  },
  "luminance": 0.06377
}

Semantic roles & 50–950 ramp

primary

#3D33AD

secondary

#BDC379

accent

#DE4AD2

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #3D33AD

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

Preview Lab → · Contrast checker → · Palette generator →