#2C339F#2C339F

#2C339F is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.2% C 0.171 H 272.6°. Best body text is #FFFFFF at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#2C339F
RGB	rgb(44, 51, 159)
HSL	hsl(236, 57%, 40%)
HSV	hsv(236, 72%, 62%)
CMYK	cmyk(72.3%, 67.9%, 0%, 37.6%)
CIE-LAB	lab(27.86, 34.35, -59.25)
CIE-LCH	lch(27.86, 68.49, 300.11°)
OKLab	oklab(39.22% 0.0077 -0.1713)
OKLCH	oklch(39.22% 0.171 272.6)
XYZ	xyz(8.4784, 5.4055, 33.3907)
Luminance	0.0541 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C339F #9F982C

analogous

#2C6C9F #2C339F #5F2C9F

triadic

#2C339F #9F2C33 #339F2C

tetradic

#2C339F #9F2C6C #9F982C #2C9F5F

square

#2C339F #9F2C6C #9F982C #2C9F5F

split-complementary

#2C339F #9F5F2C #6C9F2C

monochromatic

#11143F #1F246F #2C339F #3E47CA #6E75D7

Accessibility & contrast

On white

10.09

#2C339F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2C339F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C339F

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C339F	#FFFFFF	#000000	##FFFFFF
##2C339F	1.00	10.09	2.08	10.09
#FFFFFF	10.09	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A2

Deuteranopia (green-blind)

#003C9D

Tritanopia (blue-blind)

#005064

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2c339f;
/* rgb */ color: rgb(44, 51, 159);
/* oklch */ color: oklch(39.2% 0.171 272.6);

Tailwind

colors: {
  custom: {
    50: '#766bbc',
    500: '#2c339f',
    950: '#000000',
  },
}

SCSS

$custom: #2c339f;
$custom-light: #766bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2c339f",
  "rgb": {
    "r": 44,
    "g": 51,
    "b": 159
  },
  "hsl": {
    "h": 236.348,
    "s": 56.65,
    "l": 39.804
  },
  "oklch": {
    "l": 0.39216,
    "c": 0.17143,
    "h": 272.6
  },
  "luminance": 0.05406
}

Semantic roles & 50–950 ramp

primary

#2C339F

secondary

#BEB969

accent

#D748E0

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2C339F

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

Preview Lab → · Contrast checker → · Palette generator →