#2C45A6#2C45A6

#2C45A6 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.2% C 0.159 H 268.0°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#2C45A6
RGB	rgb(44, 69, 166)
HSL	hsl(228, 58%, 41%)
HSV	hsv(228, 73%, 65%)
CMYK	cmyk(73.5%, 58.4%, 0%, 34.9%)
CIE-LAB	lab(33.01, 25.15, -55.05)
CIE-LCH	lch(33.01, 60.52, 294.55°)
OKLab	oklab(43.21% -0.0055 -0.1588)
OKLCH	oklch(43.21% 0.159 268)
XYZ	xyz(10.0474, 7.5438, 36.9956)
Luminance	0.0755 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C45A6 #A68D2C

analogous

#2C82A6 #2C45A6 #502CA6

triadic

#2C45A6 #A62C45 #45A62C

tetradic

#2C45A6 #A62C82 #A68D2C #2CA650

square

#2C45A6 #A62C82 #A68D2C #2CA650

split-complementary

#2C45A6 #A6502C #82A62C

monochromatic

#121D45 #1F3176 #2C45A6 #425FCD #7388DA

Accessibility & contrast

On white

8.37

#2C45A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#2C45A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C45A6

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C45A6	#FFFFFF	#000000	##FFFFFF
##2C45A6	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A9

Deuteranopia (green-blind)

#0048A4

Tritanopia (blue-blind)

#005D6E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2c45a6;
/* rgb */ color: rgb(44, 69, 166);
/* oklch */ color: oklch(43.2% 0.159 268.0);

Tailwind

colors: {
  custom: {
    50: '#7678c1',
    500: '#2c45a6',
    950: '#000000',
  },
}

SCSS

$custom: #2c45a6;
$custom-light: #7678c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2c45a6",
  "rgb": {
    "r": 44,
    "g": 69,
    "b": 166
  },
  "hsl": {
    "h": 227.705,
    "s": 58.095,
    "l": 41.176
  },
  "oklch": {
    "l": 0.43205,
    "c": 0.15888,
    "h": 268
  },
  "luminance": 0.07545
}

Semantic roles & 50–950 ramp

primary

#2C45A6

secondary

#C1B06D

accent

#C246E1

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2C45A6

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

Preview Lab → · Contrast checker → · Palette generator →