#2A2C81#2A2C81

#2A2C81 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.0% C 0.140 H 275.4°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#2A2C81
RGB	rgb(42, 44, 129)
HSL	hsl(239, 51%, 34%)
HSV	hsv(239, 67%, 51%)
CMYK	cmyk(67.4%, 65.9%, 0%, 49.4%)
CIE-LAB	lab(23.26, 27.80, -48.23)
CIE-LCH	lch(23.26, 55.67, 299.95°)
OKLab	oklab(34.99% 0.0132 -0.1391)
OKLCH	oklch(34.99% 0.14 275.4)
XYZ	xyz(5.8167, 3.8781, 21.2066)
Luminance	0.0388 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2C81 #817F2A

analogous

#2A5781 #2A2C81 #532A81

triadic

#2A2C81 #812A2C #2C812A

tetradic

#2A2C81 #812A57 #817F2A #2A8153

square

#2A2C81 #812A57 #817F2A #2A8153

split-complementary

#2A2C81 #81532A #57812A

monochromatic

#0C0D25 #1B1C53 #2A2C81 #393CAF #5C5ECA

Accessibility & contrast

On white

11.83

#2A2C81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#2A2C81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2C81

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2C81	#FFFFFF	#000000	##FFFFFF
##2A2C81	1.00	11.83	1.78	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B84

Deuteranopia (green-blind)

#00347F

Tritanopia (blue-blind)

#004252

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2a2c81;
/* rgb */ color: rgb(42, 44, 129);
/* oklch */ color: oklch(35.0% 0.140 275.4);

Tailwind

colors: {
  custom: {
    50: '#6f65a6',
    500: '#2a2c81',
    950: '#000000',
  },
}

SCSS

$custom: #2a2c81;
$custom-light: #6f65a6;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2c81",
  "rgb": {
    "r": 42,
    "g": 44,
    "b": 129
  },
  "hsl": {
    "h": 238.621,
    "s": 50.877,
    "l": 33.529
  },
  "oklch": {
    "l": 0.34985,
    "c": 0.1397,
    "h": 275.4
  },
  "luminance": 0.03879
}

Semantic roles & 50–950 ramp

primary

#2A2C81

secondary

#AFAD57

accent

#D74DDA

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08050F

muted

#7B7A7F

Preview Lab

Preview with #2A2C81

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

Preview Lab → · Contrast checker → · Palette generator →