#2C43A4#2C43A4

#2C43A4 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.6% C 0.159 H 268.6°. Best body text is #FFFFFF at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#2C43A4
RGB	rgb(44, 67, 164)
HSL	hsl(229, 58%, 41%)
HSV	hsv(229, 73%, 64%)
CMYK	cmyk(73.2%, 59.1%, 0%, 35.7%)
CIE-LAB	lab(32.32, 25.73, -54.98)
CIE-LCH	lch(32.32, 60.70, 295.08°)
OKLab	oklab(42.64% -0.004 -0.1586)
OKLCH	oklch(42.64% 0.159 268.6)
XYZ	xyz(9.7444, 7.2291, 35.9966)
Luminance	0.0723 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C43A4 #A48D2C

analogous

#2C7FA4 #2C43A4 #512CA4

triadic

#2C43A4 #A42C43 #43A42C

tetradic

#2C43A4 #A42C7F #A48D2C #2CA451

square

#2C43A4 #A42C7F #A48D2C #2CA451

split-complementary

#2C43A4 #A4512C #7FA42C

monochromatic

#121C43 #1F2F74 #2C43A4 #415CCC #7185D9

Accessibility & contrast

On white

8.59

#2C43A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#2C43A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C43A4

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C43A4	#FFFFFF	#000000	##FFFFFF
##2C43A4	1.00	8.59	2.45	8.59
#FFFFFF	8.59	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A7

Deuteranopia (green-blind)

#0047A2

Tritanopia (blue-blind)

#005B6D

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2c43a4;
/* rgb */ color: rgb(44, 67, 164);
/* oklch */ color: oklch(42.6% 0.159 268.6);

Tailwind

colors: {
  custom: {
    50: '#7676c0',
    500: '#2c43a4',
    950: '#000000',
  },
}

SCSS

$custom: #2c43a4;
$custom-light: #7676c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2c43a4",
  "rgb": {
    "r": 44,
    "g": 67,
    "b": 164
  },
  "hsl": {
    "h": 228.5,
    "s": 57.692,
    "l": 40.784
  },
  "oklch": {
    "l": 0.42638,
    "c": 0.15864,
    "h": 268.6
  },
  "luminance": 0.0723
}

Semantic roles & 50–950 ramp

primary

#2C43A4

secondary

#C0B06B

accent

#C347E1

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2C43A4

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

Preview Lab → · Contrast checker → · Palette generator →