#2C40BA#2C40BA

#2C40BA is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.1% C 0.192 H 269.3°. Best body text is #FFFFFF at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#2C40BA
RGB	rgb(44, 64, 186)
HSL	hsl(232, 62%, 45%)
HSV	hsv(232, 76%, 73%)
CMYK	cmyk(76.3%, 65.6%, 0%, 27.1%)
CIE-LAB	lab(33.45, 35.81, -66.24)
CIE-LCH	lch(33.45, 75.30, 298.40°)
OKLab	oklab(44.05% -0.0024 -0.1916)
OKLCH	oklch(44.05% 0.192 269.3)
XYZ	xyz(11.7320, 7.7461, 47.3217)
Luminance	0.0775 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.57

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C40BA #BAA62C

analogous

#2C87BA #2C40BA #5F2CBA

triadic

#2C40BA #BA2C40 #40BA2C

tetradic

#2C40BA #BA2C87 #BAA62C #2CBA5F

square

#2C40BA #BA2C87 #BAA62C #2CBA5F

split-complementary

#2C40BA #BA5F2C #87BA2C

monochromatic

#151E57 #202F89 #2C40BA #4E61D5 #808DE1

Accessibility & contrast

On white

8.24

#2C40BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#2C40BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C40BA

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C40BA	#FFFFFF	#000000	##FFFFFF
##2C40BA	1.00	8.24	2.55	8.24
#FFFFFF	8.24	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BE

Deuteranopia (green-blind)

#0048B8

Tritanopia (blue-blind)

#006077

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2c40ba;
/* rgb */ color: rgb(44, 64, 186);
/* oklch */ color: oklch(44.1% 0.192 269.3);

Tailwind

colors: {
  custom: {
    50: '#7c75d0',
    500: '#2c40ba',
    950: '#000000',
  },
}

SCSS

$custom: #2c40ba;
$custom-light: #7c75d0;
$custom-dark: #000000;

JSON

{
  "hex": "#2c40ba",
  "rgb": {
    "r": 44,
    "g": 64,
    "b": 186
  },
  "hsl": {
    "h": 231.549,
    "s": 61.739,
    "l": 45.098
  },
  "oklch": {
    "l": 0.44052,
    "c": 0.19166,
    "h": 269.3
  },
  "luminance": 0.07747
}

Semantic roles & 50–950 ramp

primary

#2C40BA

secondary

#CABE78

accent

#CE43E5

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #2C40BA

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

Preview Lab → · Contrast checker → · Palette generator →