#2C3FA8#2C3FA8

#2C3FA8 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.2% C 0.169 H 269.6°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#2C3FA8
RGB	rgb(44, 63, 168)
HSL	hsl(231, 58%, 42%)
HSV	hsv(231, 74%, 66%)
CMYK	cmyk(73.8%, 62.5%, 0%, 34.1%)
CIE-LAB	lab(31.62, 29.87, -58.53)
CIE-LCH	lch(31.62, 65.71, 297.03°)
OKLab	oklab(42.22% -0.001 -0.1691)
OKLCH	oklch(42.22% 0.169 269.6)
XYZ	xyz(9.8817, 6.9166, 37.8525)
Luminance	0.0692 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3FA8 #A8952C

analogous

#2C7DA8 #2C3FA8 #572CA8

triadic

#2C3FA8 #A82C3F #3FA82C

tetradic

#2C3FA8 #A82C7D #A8952C #2CA857

square

#2C3FA8 #A82C7D #A8952C #2CA857

split-complementary

#2C3FA8 #A8572C #7DA82C

monochromatic

#131B47 #1F2D78 #2C3FA8 #4359CE #7484DB

Accessibility & contrast

On white

8.81

#2C3FA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#2C3FA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3FA8

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3FA8	#FFFFFF	#000000	##FFFFFF
##2C3FA8	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050AB

Deuteranopia (green-blind)

#0045A6

Tritanopia (blue-blind)

#005A6D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2c3fa8;
/* rgb */ color: rgb(44, 63, 168);
/* oklch */ color: oklch(42.2% 0.169 269.6);

Tailwind

colors: {
  custom: {
    50: '#7774c3',
    500: '#2c3fa8',
    950: '#000000',
  },
}

SCSS

$custom: #2c3fa8;
$custom-light: #7774c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3fa8",
  "rgb": {
    "r": 44,
    "g": 63,
    "b": 168
  },
  "hsl": {
    "h": 230.806,
    "s": 58.491,
    "l": 41.569
  },
  "oklch": {
    "l": 0.42217,
    "c": 0.16908,
    "h": 269.6
  },
  "luminance": 0.06918
}

Semantic roles & 50–950 ramp

primary

#2C3FA8

secondary

#C2B56E

accent

#CA46E2

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2C3FA8

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

Preview Lab → · Contrast checker → · Palette generator →