#3D33B2#3D33B2

#3D33B2 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 42.2% C 0.192 H 277.8°. Best body text is #FFFFFF at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#3D33B2
RGB	rgb(61, 51, 178)
HSL	hsl(245, 55%, 45%)
HSV	hsv(245, 71%, 70%)
CMYK	cmyk(65.7%, 71.3%, 0%, 30.2%)
CIE-LAB	lab(30.81, 42.92, -65.78)
CIE-LCH	lch(30.81, 78.54, 303.12°)
OKLab	oklab(42.19% 0.026 -0.1899)
OKLCH	oklch(42.19% 0.192 277.8)
XYZ	xyz(11.1416, 6.5732, 42.7925)
Luminance	0.0657 (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

#3D33B2 #A8B233

analogous

#3369B2 #3D33B2 #7C33B2

triadic

#3D33B2 #B23D33 #33B23D

tetradic

#3D33B2 #B23369 #A8B233 #33B27C

square

#3D33B2 #B23369 #A8B233 #33B27C

split-complementary

#3D33B2 #B27C33 #69B233

monochromatic

#1C1853 #2D2582 #3D33B2 #5E54CE #8B84DC

Accessibility & contrast

On white

9.07

#3D33B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#3D33B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D33B2

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D33B2	#FFFFFF	#000000	##FFFFFF
##3D33B2	1.00	9.07	2.31	9.07
#FFFFFF	9.07	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB6

Deuteranopia (green-blind)

#0043B0

Tritanopia (blue-blind)

#00566F

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3d33b2;
/* rgb */ color: rgb(61, 51, 178);
/* oklch */ color: oklch(42.2% 0.192 277.8);

Tailwind

colors: {
  custom: {
    50: '#826cca',
    500: '#3d33b2',
    950: '#000000',
  },
}

SCSS

$custom: #3d33b2;
$custom-light: #826cca;
$custom-dark: #000000;

JSON

{
  "hex": "#3d33b2",
  "rgb": {
    "r": 61,
    "g": 51,
    "b": 178
  },
  "hsl": {
    "h": 244.724,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.42193,
    "c": 0.19169,
    "h": 277.8
  },
  "luminance": 0.06574
}

Semantic roles & 50–950 ramp

primary

#3D33B2

secondary

#BFC57C

accent

#DF49D3

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #3D33B2

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

Preview Lab → · Contrast checker → · Palette generator →