#2C51BE#2C51BE

#2C51BE is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.6% C 0.177 H 265.7°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#2C51BE
RGB	rgb(44, 81, 190)
HSL	hsl(225, 62%, 46%)
HSV	hsv(225, 77%, 75%)
CMYK	cmyk(76.8%, 57.4%, 0%, 25.5%)
CIE-LAB	lab(38.09, 26.27, -61.01)
CIE-LCH	lch(38.09, 66.42, 293.30°)
OKLab	oklab(47.6% -0.0133 -0.1761)
OKLCH	oklch(47.6% 0.177 265.7)
XYZ	xyz(13.2721, 10.1365, 49.9623)
Luminance	0.1014 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C51BE #BE992C

analogous

#2C9ABE #2C51BE #502CBE

triadic

#2C51BE #BE2C51 #51BE2C

tetradic

#2C51BE #BE2C9A #BE992C #2CBE50

square

#2C51BE #BE2C9A #BE992C #2CBE50

split-complementary

#2C51BE #BE502C #9ABE2C

monochromatic

#15275B #203C8C #2C51BE #5173D7 #829BE2

Accessibility & contrast

On white

6.94

#2C51BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#2C51BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C51BE

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C51BE	#FFFFFF	#000000	##FFFFFF
##2C51BE	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C2

Deuteranopia (green-blind)

#0053BC

Tritanopia (blue-blind)

#006C7F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2c51be;
/* rgb */ color: rgb(44, 81, 190);
/* oklch */ color: oklch(47.6% 0.177 265.7);

Tailwind

colors: {
  custom: {
    50: '#7b81d2',
    500: '#2c51be',
    950: '#000000',
  },
}

SCSS

$custom: #2c51be;
$custom-light: #7b81d2;
$custom-dark: #000000;

JSON

{
  "hex": "#2c51be",
  "rgb": {
    "r": 44,
    "g": 81,
    "b": 190
  },
  "hsl": {
    "h": 224.795,
    "s": 62.393,
    "l": 45.882
  },
  "oklch": {
    "l": 0.47596,
    "c": 0.17661,
    "h": 265.7
  },
  "luminance": 0.10138
}

Semantic roles & 50–950 ramp

primary

#2C51BE

secondary

#CBB77B

accent

#BC42E5

background

#F8F7FD

surface

#EFEEFA

border

#CAC9D3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #2C51BE

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

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