#2C3AA4#2C3AA4

#2C3AA4 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.9% C 0.170 H 270.9°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#2C3AA4
RGB	rgb(44, 58, 164)
HSL	hsl(233, 58%, 41%)
HSV	hsv(233, 73%, 64%)
CMYK	cmyk(73.2%, 64.6%, 0%, 35.7%)
CIE-LAB	lab(30.01, 31.66, -58.75)
CIE-LCH	lch(30.01, 66.74, 298.32°)
OKLab	oklab(40.93% 0.0026 -0.1698)
OKLCH	oklch(40.93% 0.17 270.9)
XYZ	xyz(9.2503, 6.2410, 35.8319)
Luminance	0.0624 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3AA4 #A4962C

analogous

#2C76A4 #2C3AA4 #5A2CA4

triadic

#2C3AA4 #A42C3A #3AA42C

tetradic

#2C3AA4 #A42C76 #A4962C #2CA45A

square

#2C3AA4 #A42C76 #A4962C #2CA45A

split-complementary

#2C3AA4 #A45A2C #76A42C

monochromatic

#121843 #1F2974 #2C3AA4 #4151CC #717DD9

Accessibility & contrast

On white

9.34

#2C3AA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#2C3AA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3AA4

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3AA4	#FFFFFF	#000000	##FFFFFF
##2C3AA4	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA7

Deuteranopia (green-blind)

#0041A2

Tritanopia (blue-blind)

#005669

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2c3aa4;
/* rgb */ color: rgb(44, 58, 164);
/* oklch */ color: oklch(40.9% 0.170 270.9);

Tailwind

colors: {
  custom: {
    50: '#7770c0',
    500: '#2c3aa4',
    950: '#000000',
  },
}

SCSS

$custom: #2c3aa4;
$custom-light: #7770c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3aa4",
  "rgb": {
    "r": 44,
    "g": 58,
    "b": 164
  },
  "hsl": {
    "h": 233,
    "s": 57.692,
    "l": 40.784
  },
  "oklch": {
    "l": 0.40928,
    "c": 0.16978,
    "h": 270.9
  },
  "luminance": 0.06242
}

Semantic roles & 50–950 ramp

primary

#2C3AA4

secondary

#C0B66B

accent

#CF47E1

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2C3AA4

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

Preview Lab → · Contrast checker → · Palette generator →