#333F97#333F97

#333F97 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.2% C 0.144 H 272.6°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#333F97
RGB	rgb(51, 63, 151)
HSL	hsl(233, 50%, 40%)
HSV	hsv(233, 66%, 59%)
CMYK	cmyk(66.2%, 58.3%, 0%, 40.8%)
CIE-LAB	lab(30.62, 24.61, -49.85)
CIE-LCH	lch(30.62, 55.60, 296.27°)
OKLab	oklab(41.15% 0.0064 -0.1434)
OKLCH	oklch(41.15% 0.144 272.6)
XYZ	xyz(8.7268, 6.4924, 30.0654)
Luminance	0.0649 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333F97 #978B33

analogous

#337197 #333F97 #593397

triadic

#333F97 #97333F #3F9733

tetradic

#333F97 #973371 #978B33 #339759

square

#333F97 #973371 #978B33 #339759

split-complementary

#333F97 #975933 #719733

monochromatic

#14193C #242C69 #333F97 #4755C1 #747FD0

Accessibility & contrast

On white

9.14

#333F97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#333F97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333F97

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333F97	#FFFFFF	#000000	##FFFFFF
##333F97	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004D9A

Deuteranopia (green-blind)

#004495

Tritanopia (blue-blind)

#005464

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #333f97;
/* rgb */ color: rgb(51, 63, 151);
/* oklch */ color: oklch(41.2% 0.144 272.6);

Tailwind

colors: {
  custom: {
    50: '#7773b6',
    500: '#333f97',
    950: '#000000',
  },
}

SCSS

$custom: #333f97;
$custom-light: #7773b6;
$custom-dark: #000000;

JSON

{
  "hex": "#333f97",
  "rgb": {
    "r": 51,
    "g": 63,
    "b": 151
  },
  "hsl": {
    "h": 232.8,
    "s": 49.505,
    "l": 39.608
  },
  "oklch": {
    "l": 0.41151,
    "c": 0.14356,
    "h": 272.6
  },
  "luminance": 0.06493
}

Semantic roles & 50–950 ramp

primary

#333F97

secondary

#B8AF6D

accent

#C84FD9

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #333F97

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

Preview Lab → · Contrast checker → · Palette generator →