#2C33A6#2C33A6

#2C33A6 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.9% C 0.181 H 272.2°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#2C33A6
RGB	rgb(44, 51, 166)
HSL	hsl(237, 58%, 41%)
HSV	hsv(237, 73%, 65%)
CMYK	cmyk(73.5%, 69.3%, 0%, 34.9%)
CIE-LAB	lab(28.53, 36.84, -62.39)
CIE-LCH	lch(28.53, 72.46, 300.56°)
OKLab	oklab(39.9% 0.0069 -0.1804)
OKLCH	oklch(39.9% 0.181 272.2)
XYZ	xyz(9.1031, 5.6554, 36.6808)
Luminance	0.0566 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C33A6 #A69F2C

analogous

#2C70A6 #2C33A6 #622CA6

triadic

#2C33A6 #A62C33 #33A62C

tetradic

#2C33A6 #A62C70 #A69F2C #2CA662

square

#2C33A6 #A62C70 #A69F2C #2CA662

split-complementary

#2C33A6 #A6622C #70A62C

monochromatic

#121545 #1F2476 #2C33A6 #424ACD #7379DA

Accessibility & contrast

On white

9.85

#2C33A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#2C33A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C33A6

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C33A6	#FFFFFF	#000000	##FFFFFF
##2C33A6	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049AA

Deuteranopia (green-blind)

#003DA4

Tritanopia (blue-blind)

#005268

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2c33a6;
/* rgb */ color: rgb(44, 51, 166);
/* oklch */ color: oklch(39.9% 0.181 272.2);

Tailwind

colors: {
  custom: {
    50: '#786bc1',
    500: '#2c33a6',
    950: '#000000',
  },
}

SCSS

$custom: #2c33a6;
$custom-light: #786bc1;
$custom-dark: #000000;

JSON

{
  "hex": "#2c33a6",
  "rgb": {
    "r": 44,
    "g": 51,
    "b": 166
  },
  "hsl": {
    "h": 236.557,
    "s": 58.095,
    "l": 41.176
  },
  "oklch": {
    "l": 0.39901,
    "c": 0.18058,
    "h": 272.2
  },
  "luminance": 0.05656
}

Semantic roles & 50–950 ramp

primary

#2C33A6

secondary

#C1BC6D

accent

#D846E1

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2C33A6

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

Preview Lab → · Contrast checker → · Palette generator →