#2C40AA#2C40AA

#2C40AA is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.6% C 0.171 H 269.4°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#2C40AA
RGB	rgb(44, 64, 170)
HSL	hsl(230, 59%, 42%)
HSV	hsv(230, 74%, 67%)
CMYK	cmyk(74.1%, 62.4%, 0%, 33.3%)
CIE-LAB	lab(32.04, 29.95, -59.04)
CIE-LCH	lch(32.04, 66.20, 296.90°)
OKLab	oklab(42.58% -0.0018 -0.1705)
OKLCH	oklch(42.58% 0.171 269.4)
XYZ	xyz(10.1253, 7.1035, 38.8599)
Luminance	0.0711 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C40AA #AA962C

analogous

#2C7FAA #2C40AA #572CAA

triadic

#2C40AA #AA2C40 #40AA2C

tetradic

#2C40AA #AA2C7F #AA962C #2CAA57

square

#2C40AA #AA2C7F #AA962C #2CAA57

split-complementary

#2C40AA #AA572C #7FAA2C

monochromatic

#131B49 #1F2E79 #2C40AA #445ACF #7585DB

Accessibility & contrast

On white

8.67

#2C40AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#2C40AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C40AA

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C40AA	#FFFFFF	#000000	##FFFFFF
##2C40AA	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051AD

Deuteranopia (green-blind)

#0046A8

Tritanopia (blue-blind)

#005B6F

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2c40aa;
/* rgb */ color: rgb(44, 64, 170);
/* oklch */ color: oklch(42.6% 0.171 269.4);

Tailwind

colors: {
  custom: {
    50: '#7874c4',
    500: '#2c40aa',
    950: '#000000',
  },
}

SCSS

$custom: #2c40aa;
$custom-light: #7874c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2c40aa",
  "rgb": {
    "r": 44,
    "g": 64,
    "b": 170
  },
  "hsl": {
    "h": 230.476,
    "s": 58.879,
    "l": 41.961
  },
  "oklch": {
    "l": 0.42584,
    "c": 0.17055,
    "h": 269.4
  },
  "luminance": 0.07105
}

Semantic roles & 50–950 ramp

primary

#2C40AA

secondary

#C3B66F

accent

#C946E2

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2C40AA

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

Preview Lab → · Contrast checker → · Palette generator →