#3D33AA#3D33AA

#3D33AA is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.4% C 0.182 H 278.7°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#3D33AA
RGB	rgb(61, 51, 170)
HSL	hsl(245, 54%, 43%)
HSV	hsv(245, 70%, 67%)
CMYK	cmyk(64.1%, 70%, 0%, 33.3%)
CIE-LAB	lab(30.06, 40.31, -62.23)
CIE-LCH	lch(30.06, 74.15, 302.93°)
OKLab	oklab(41.43% 0.0274 -0.1795)
OKLCH	oklch(41.43% 0.182 278.7)
XYZ	xyz(10.3617, 6.2612, 38.6849)
Luminance	0.0626 (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

#3D33AA #A0AA33

analogous

#3364AA #3D33AA #7833AA

triadic

#3D33AA #AA3D33 #33AA3D

tetradic

#3D33AA #AA3364 #A0AA33 #33AA78

square

#3D33AA #AA3364 #A0AA33 #33AA78

split-complementary

#3D33AA #AA7833 #64AA33

monochromatic

#1B174C #2C257B #3D33AA #5A50CA #867FD9

Accessibility & contrast

On white

9.32

#3D33AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#3D33AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D33AA

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D33AA	#FFFFFF	#000000	##FFFFFF
##3D33AA	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BAE

Deuteranopia (green-blind)

#0042A8

Tritanopia (blue-blind)

#00536A

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3d33aa;
/* rgb */ color: rgb(61, 51, 170);
/* oklch */ color: oklch(41.4% 0.182 278.7);

Tailwind

colors: {
  custom: {
    50: '#806cc4',
    500: '#3d33aa',
    950: '#000000',
  },
}

SCSS

$custom: #3d33aa;
$custom-light: #806cc4;
$custom-dark: #000000;

JSON

{
  "hex": "#3d33aa",
  "rgb": {
    "r": 61,
    "g": 51,
    "b": 170
  },
  "hsl": {
    "h": 245.042,
    "s": 53.846,
    "l": 43.333
  },
  "oklch": {
    "l": 0.41425,
    "c": 0.18161,
    "h": 278.7
  },
  "luminance": 0.06262
}

Semantic roles & 50–950 ramp

primary

#3D33AA

secondary

#BBC277

accent

#DD4BD1

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3D33AA

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

Preview Lab → · Contrast checker → · Palette generator →