#2C43A3#2C43A3

#2C43A3 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.6% C 0.157 H 268.5°. Best body text is #FFFFFF at 8.61:1 contrast (WCAG AA passes).

Color values

HEX	#2C43A3
RGB	rgb(44, 67, 163)
HSL	hsl(228, 57%, 41%)
HSV	hsv(228, 73%, 64%)
CMYK	cmyk(73%, 58.9%, 0%, 36.1%)
CIE-LAB	lab(32.24, 25.35, -54.51)
CIE-LCH	lch(32.24, 60.11, 294.94°)
OKLab	oklab(42.55% -0.004 -0.1572)
OKLCH	oklch(42.55% 0.157 268.5)
XYZ	xyz(9.6544, 7.1931, 35.5228)
Luminance	0.0719 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C43A3 #A38C2C

analogous

#2C7FA3 #2C43A3 #502CA3

triadic

#2C43A3 #A32C43 #43A32C

tetradic

#2C43A3 #A32C7F #A38C2C #2CA350

square

#2C43A3 #A32C7F #A38C2C #2CA350

split-complementary

#2C43A3 #A3502C #7FA32C

monochromatic

#121B43 #1F2F73 #2C43A3 #415BCC #7185D9

Accessibility & contrast

On white

8.61

#2C43A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#2C43A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C43A3

8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C43A3	#FFFFFF	#000000	##FFFFFF
##2C43A3	1.00	8.61	2.44	8.61
#FFFFFF	8.61	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A6

Deuteranopia (green-blind)

#0047A1

Tritanopia (blue-blind)

#005B6C

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2c43a3;
/* rgb */ color: rgb(44, 67, 163);
/* oklch */ color: oklch(42.6% 0.157 268.5);

Tailwind

colors: {
  custom: {
    50: '#7676bf',
    500: '#2c43a3',
    950: '#000000',
  },
}

SCSS

$custom: #2c43a3;
$custom-light: #7676bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2c43a3",
  "rgb": {
    "r": 44,
    "g": 67,
    "b": 163
  },
  "hsl": {
    "h": 228.403,
    "s": 57.488,
    "l": 40.588
  },
  "oklch": {
    "l": 0.42553,
    "c": 0.15726,
    "h": 268.5
  },
  "luminance": 0.07194
}

Semantic roles & 50–950 ramp

primary

#2C43A3

secondary

#C0AF6B

accent

#C347E1

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2C43A3

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

Preview Lab → · Contrast checker → · Palette generator →