#333A9E#333A9E

#333A9E is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.8% C 0.160 H 273.8°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#333A9E
RGB	rgb(51, 58, 158)
HSL	hsl(236, 51%, 41%)
HSV	hsv(236, 68%, 62%)
CMYK	cmyk(67.7%, 63.3%, 0%, 38%)
CIE-LAB	lab(29.91, 30.43, -55.28)
CIE-LCH	lch(29.91, 63.10, 298.83°)
OKLab	oklab(40.8% 0.0106 -0.1594)
OKLCH	oklch(40.8% 0.16 273.8)
XYZ	xyz(9.0478, 6.1977, 33.0606)
Luminance	0.0620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333A9E #9E9733

analogous

#336F9E #333A9E #61339E

triadic

#333A9E #9E333A #3A9E33

tetradic

#333A9E #9E336F #9E9733 #339E61

square

#333A9E #9E336F #9E9733 #339E61

split-complementary

#333A9E #9E6133 #6F9E33

monochromatic

#151841 #242970 #333A9E #4A52C4 #787ED3

Accessibility & contrast

On white

9.38

#333A9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#333A9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333A9E

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333A9E	#FFFFFF	#000000	##FFFFFF
##333A9E	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA1

Deuteranopia (green-blind)

#00429C

Tritanopia (blue-blind)

#005366

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #333a9e;
/* rgb */ color: rgb(51, 58, 158);
/* oklch */ color: oklch(40.8% 0.160 273.8);

Tailwind

colors: {
  custom: {
    50: '#7870bc',
    500: '#333a9e',
    950: '#000000',
  },
}

SCSS

$custom: #333a9e;
$custom-light: #7870bc;
$custom-dark: #000000;

JSON

{
  "hex": "#333a9e",
  "rgb": {
    "r": 51,
    "g": 58,
    "b": 158
  },
  "hsl": {
    "h": 236.075,
    "s": 51.196,
    "l": 40.98
  },
  "oklch": {
    "l": 0.40799,
    "c": 0.15975,
    "h": 273.8
  },
  "luminance": 0.06199
}

Semantic roles & 50–950 ramp

primary

#333A9E

secondary

#BCB771

accent

#D14DDB

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #333A9E

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

Preview Lab → · Contrast checker → · Palette generator →