#2C45A3#2C45A3

#2C45A3 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.0% C 0.155 H 267.9°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#2C45A3
RGB	rgb(44, 69, 163)
HSL	hsl(227, 57%, 41%)
HSV	hsv(227, 73%, 64%)
CMYK	cmyk(73%, 57.7%, 0%, 36.1%)
CIE-LAB	lab(32.78, 24.01, -53.64)
CIE-LCH	lch(32.78, 58.77, 294.12°)
OKLab	oklab(42.95% -0.0056 -0.1546)
OKLCH	oklch(42.95% 0.155 267.9)
XYZ	xyz(9.7754, 7.4350, 35.5632)
Luminance	0.0744 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C45A3 #A38A2C

analogous

#2C80A3 #2C45A3 #4E2CA3

triadic

#2C45A3 #A32C45 #45A32C

tetradic

#2C45A3 #A32C80 #A38A2C #2CA34E

square

#2C45A3 #A32C80 #A38A2C #2CA34E

split-complementary

#2C45A3 #A34E2C #80A32C

monochromatic

#121C43 #1F3173 #2C45A3 #415ECC #7187D9

Accessibility & contrast

On white

8.44

#2C45A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#2C45A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C45A3

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C45A3	#FFFFFF	#000000	##FFFFFF
##2C45A3	1.00	8.44	2.49	8.44
#FFFFFF	8.44	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A6

Deuteranopia (green-blind)

#0048A1

Tritanopia (blue-blind)

#005C6D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2c45a3;
/* rgb */ color: rgb(44, 69, 163);
/* oklch */ color: oklch(43.0% 0.155 267.9);

Tailwind

colors: {
  custom: {
    50: '#7678bf',
    500: '#2c45a3',
    950: '#000000',
  },
}

SCSS

$custom: #2c45a3;
$custom-light: #7678bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2c45a3",
  "rgb": {
    "r": 44,
    "g": 69,
    "b": 163
  },
  "hsl": {
    "h": 227.395,
    "s": 57.488,
    "l": 40.588
  },
  "oklch": {
    "l": 0.42953,
    "c": 0.15472,
    "h": 267.9
  },
  "luminance": 0.07436
}

Semantic roles & 50–950 ramp

primary

#2C45A3

secondary

#C0AE6B

accent

#C047E1

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2C45A3

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

Preview Lab → · Contrast checker → · Palette generator →