#2C3FBB#2C3FBB

#2C3FBB is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.0% C 0.194 H 269.4°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#2C3FBB
RGB	rgb(44, 63, 187)
HSL	hsl(232, 62%, 45%)
HSV	hsv(232, 76%, 73%)
CMYK	cmyk(76.5%, 66.3%, 0%, 26.7%)
CIE-LAB	lab(33.30, 36.81, -67.07)
CIE-LCH	lch(33.30, 76.51, 298.76°)
OKLab	oklab(43.97% -0.0019 -0.1941)
OKLCH	oklch(43.97% 0.194 269.4)
XYZ	xyz(11.7828, 7.6770, 47.8649)
Luminance	0.0768 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3FBB #BBA82C

analogous

#2C86BB #2C3FBB #602CBB

triadic

#2C3FBB #BB2C3F #3FBB2C

tetradic

#2C3FBB #BB2C86 #BBA82C #2CBB60

square

#2C3FBB #BB2C86 #BBA82C #2CBB60

split-complementary

#2C3FBB #BB602C #86BB2C

monochromatic

#151E58 #202E89 #2C3FBB #4F61D6 #808DE1

Accessibility & contrast

On white

8.28

#2C3FBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#2C3FBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3FBB

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3FBB	#FFFFFF	#000000	##FFFFFF
##2C3FBB	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BF

Deuteranopia (green-blind)

#0048B9

Tritanopia (blue-blind)

#006077

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2c3fbb;
/* rgb */ color: rgb(44, 63, 187);
/* oklch */ color: oklch(44.0% 0.194 269.4);

Tailwind

colors: {
  custom: {
    50: '#7c74d1',
    500: '#2c3fbb',
    950: '#000000',
  },
}

SCSS

$custom: #2c3fbb;
$custom-light: #7c74d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3fbb",
  "rgb": {
    "r": 44,
    "g": 63,
    "b": 187
  },
  "hsl": {
    "h": 232.028,
    "s": 61.905,
    "l": 45.294
  },
  "oklch": {
    "l": 0.43972,
    "c": 0.19409,
    "h": 269.4
  },
  "luminance": 0.07678
}

Semantic roles & 50–950 ramp

primary

#2C3FBB

secondary

#CABF79

accent

#CF43E5

background

#F8F7FD

surface

#EFEDFA

border

#CAC8D3

text

#0B0814

muted

#7C7B83

Preview Lab

Preview with #2C3FBB

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

Preview Lab → · Contrast checker → · Palette generator →