#3433B3#3433B3

#3433B3 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.7% C 0.195 H 274.2°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#3433B3
RGB	rgb(52, 51, 179)
HSL	hsl(240, 56%, 45%)
HSV	hsv(240, 72%, 70%)
CMYK	cmyk(70.9%, 71.5%, 0%, 29.8%)
CIE-LAB	lab(30.28, 42.19, -67.28)
CIE-LCH	lch(30.28, 79.41, 302.09°)
OKLab	oklab(41.68% 0.0145 -0.1945)
OKLCH	oklch(41.68% 0.195 274.2)
XYZ	xyz(10.7340, 6.3514, 43.2993)
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

#3433B3 #B2B333

analogous

#3372B3 #3433B3 #7433B3

triadic

#3433B3 #B33433 #33B334

tetradic

#3433B3 #B33372 #B2B333 #33B374

square

#3433B3 #B33372 #B2B333 #33B374

split-complementary

#3433B3 #B37433 #72B333

monochromatic

#181854 #262583 #3433B3 #5655CE #8584DC

Accessibility & contrast

On white

9.25

#3433B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#3433B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3433B3

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3433B3	#FFFFFF	#000000	##FFFFFF
##3433B3	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)

#004DB7

Deuteranopia (green-blind)

#0041B1

Tritanopia (blue-blind)

#00576F

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3433b3;
/* rgb */ color: rgb(52, 51, 179);
/* oklch */ color: oklch(41.7% 0.195 274.2);

Tailwind

colors: {
  custom: {
    50: '#7e6ccb',
    500: '#3433b3',
    950: '#000000',
  },
}

SCSS

$custom: #3433b3;
$custom-light: #7e6ccb;
$custom-dark: #000000;

JSON

{
  "hex": "#3433b3",
  "rgb": {
    "r": 52,
    "g": 51,
    "b": 179
  },
  "hsl": {
    "h": 240.469,
    "s": 55.652,
    "l": 45.098
  },
  "oklch": {
    "l": 0.41678,
    "c": 0.19506,
    "h": 274.2
  },
  "luminance": 0.06352
}

Semantic roles & 50–950 ramp

primary

#3433B3

secondary

#C5C67C

accent

#DF49DE

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3433B3

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

Preview Lab → · Contrast checker → · Palette generator →