#2C3F99#2C3F99

#2C3F99 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.9% C 0.148 H 269.6°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#2C3F99
RGB	rgb(44, 63, 153)
HSL	hsl(230, 55%, 39%)
HSV	hsv(230, 71%, 60%)
CMYK	cmyk(71.2%, 58.8%, 0%, 40%)
CIE-LAB	lab(30.37, 24.26, -51.49)
CIE-LCH	lch(30.37, 56.92, 295.23°)
OKLab	oklab(40.91% -0.001 -0.1484)
OKLCH	oklch(40.91% 0.148 269.6)
XYZ	xyz(8.5640, 6.3895, 30.9128)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3F99 #99862C

analogous

#2C7599 #2C3F99 #4F2C99

triadic

#2C3F99 #992C3F #3F992C

tetradic

#2C3F99 #992C75 #99862C #2C994F

square

#2C3F99 #992C75 #99862C #2C994F

split-complementary

#2C3F99 #994F2C #75992C

monochromatic

#11183A #1E2B69 #2C3F99 #3B54C7 #6B7DD4

Accessibility & contrast

On white

9.22

#2C3F99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#2C3F99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3F99

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3F99	#FFFFFF	#000000	##FFFFFF
##2C3F99	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004D9C

Deuteranopia (green-blind)

#004397

Tritanopia (blue-blind)

#005565

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2c3f99;
/* rgb */ color: rgb(44, 63, 153);
/* oklch */ color: oklch(40.9% 0.148 269.6);

Tailwind

colors: {
  custom: {
    50: '#7473b8',
    500: '#2c3f99',
    950: '#000000',
  },
}

SCSS

$custom: #2c3f99;
$custom-light: #7473b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3f99",
  "rgb": {
    "r": 44,
    "g": 63,
    "b": 153
  },
  "hsl": {
    "h": 229.541,
    "s": 55.33,
    "l": 38.627
  },
  "oklch": {
    "l": 0.40908,
    "c": 0.14841,
    "h": 269.6
  },
  "luminance": 0.0639
}

Semantic roles & 50–950 ramp

primary

#2C3F99

secondary

#BBAC66

accent

#C549DF

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2C3F99

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

Preview Lab → · Contrast checker → · Palette generator →