#2A2C99#2A2C99

#2A2C99 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.3% C 0.172 H 273.5°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#2A2C99
RGB	rgb(42, 44, 153)
HSL	hsl(239, 57%, 38%)
HSV	hsv(239, 73%, 60%)
CMYK	cmyk(72.5%, 71.2%, 0%, 40%)
CIE-LAB	lab(25.54, 36.38, -59.40)
CIE-LCH	lch(25.54, 69.66, 301.48°)
OKLab	oklab(37.33% 0.0105 -0.1718)
OKLCH	oklch(37.33% 0.172 273.5)
XYZ	xyz(7.6034, 4.5928, 30.6166)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2C99 #99972A

analogous

#2A6399 #2A2C99 #5F2A99

triadic

#2A2C99 #992A2C #2C992A

tetradic

#2A2C99 #992A63 #99972A #2A995F

square

#2A2C99 #992A63 #99972A #2A995F

split-complementary

#2A2C99 #995F2A #63992A

monochromatic

#101039 #1D1E69 #2A2C99 #383AC8 #686AD6

Accessibility & contrast

On white

10.94

#2A2C99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2A2C99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2C99

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2C99	#FFFFFF	#000000	##FFFFFF
##2A2C99	1.00	10.94	1.92	10.94
#FFFFFF	10.94	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429C

Deuteranopia (green-blind)

#003797

Tritanopia (blue-blind)

#004A5F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2a2c99;
/* rgb */ color: rgb(42, 44, 153);
/* oklch */ color: oklch(37.3% 0.172 273.5);

Tailwind

colors: {
  custom: {
    50: '#7566b8',
    500: '#2a2c99',
    950: '#000000',
  },
}

SCSS

$custom: #2a2c99;
$custom-light: #7566b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2c99",
  "rgb": {
    "r": 42,
    "g": 44,
    "b": 153
  },
  "hsl": {
    "h": 238.919,
    "s": 56.923,
    "l": 38.235
  },
  "oklch": {
    "l": 0.37332,
    "c": 0.17209,
    "h": 273.5
  },
  "luminance": 0.04594
}

Semantic roles & 50–950 ramp

primary

#2A2C99

secondary

#BCBA63

accent

#DD48E0

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0611

muted

#7C7A80

Preview Lab

Preview with #2A2C99

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

Preview Lab → · Contrast checker → · Palette generator →