#3338AC#3338AC

#3338AC is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.7% C 0.181 H 273.5°. Best body text is #FFFFFF at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#3338AC
RGB	rgb(51, 56, 172)
HSL	hsl(238, 54%, 44%)
HSV	hsv(238, 70%, 67%)
CMYK	cmyk(70.3%, 67.4%, 0%, 32.5%)
CIE-LAB	lab(30.66, 36.65, -62.47)
CIE-LCH	lch(30.66, 72.43, 300.40°)
OKLab	oklab(41.73% 0.0111 -0.1805)
OKLCH	oklch(41.73% 0.181 273.5)
XYZ	xyz(10.2233, 6.5097, 39.7395)
Luminance	0.0651 (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

#3338AC #ACA733

analogous

#3374AC #3338AC #6A33AC

triadic

#3338AC #AC3338 #38AC33

tetradic

#3338AC #AC3374 #ACA733 #33AC6A

square

#3338AC #AC3374 #ACA733 #33AC6A

split-complementary

#3338AC #AC6A33 #74AC33

monochromatic

#17194E #25297D #3338AC #5156CB #8084D9

Accessibility & contrast

On white

9.12

#3338AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#3338AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3338AC

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3338AC	#FFFFFF	#000000	##FFFFFF
##3338AC	1.00	9.12	2.30	9.12
#FFFFFF	9.12	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB0

Deuteranopia (green-blind)

#0043AA

Tritanopia (blue-blind)

#00576D

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3338ac;
/* rgb */ color: rgb(51, 56, 172);
/* oklch */ color: oklch(41.7% 0.181 273.5);

Tailwind

colors: {
  custom: {
    50: '#7c6fc6',
    500: '#3338ac',
    950: '#000000',
  },
}

SCSS

$custom: #3338ac;
$custom-light: #7c6fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#3338ac",
  "rgb": {
    "r": 51,
    "g": 56,
    "b": 172
  },
  "hsl": {
    "h": 237.521,
    "s": 54.26,
    "l": 43.725
  },
  "oklch": {
    "l": 0.41734,
    "c": 0.18084,
    "h": 273.5
  },
  "luminance": 0.06511
}

Semantic roles & 50–950 ramp

primary

#3338AC

secondary

#C2BF78

accent

#D84ADE

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3338AC

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

Preview Lab → · Contrast checker → · Palette generator →