#2C3AA1#2C3AA1

#2C3AA1 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.7% C 0.166 H 270.9°. Best body text is #FFFFFF at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#2C3AA1
RGB	rgb(44, 58, 161)
HSL	hsl(233, 57%, 40%)
HSV	hsv(233, 73%, 63%)
CMYK	cmyk(72.7%, 64%, 0%, 36.9%)
CIE-LAB	lab(29.75, 30.56, -57.37)
CIE-LCH	lch(29.75, 65.00, 298.04°)
OKLab	oklab(40.65% 0.0027 -0.1657)
OKLCH	oklch(40.65% 0.166 270.9)
XYZ	xyz(8.9826, 6.1339, 34.4219)
Luminance	0.0614 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3AA1 #A1932C

analogous

#2C74A1 #2C3AA1 #592CA1

triadic

#2C3AA1 #A12C3A #3AA12C

tetradic

#2C3AA1 #A12C74 #A1932C #2CA159

square

#2C3AA1 #A12C74 #A1932C #2CA159

split-complementary

#2C3AA1 #A1592C #74A12C

monochromatic

#121741 #1F2971 #2C3AA1 #4050CB #707CD8

Accessibility & contrast

On white

9.43

#2C3AA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#2C3AA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3AA1

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3AA1	#FFFFFF	#000000	##FFFFFF
##2C3AA1	1.00	9.43	2.23	9.43
#FFFFFF	9.43	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA4

Deuteranopia (green-blind)

#00419F

Tritanopia (blue-blind)

#005568

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2c3aa1;
/* rgb */ color: rgb(44, 58, 161);
/* oklch */ color: oklch(40.7% 0.166 270.9);

Tailwind

colors: {
  custom: {
    50: '#7670be',
    500: '#2c3aa1',
    950: '#000000',
  },
}

SCSS

$custom: #2c3aa1;
$custom-light: #7670be;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3aa1",
  "rgb": {
    "r": 44,
    "g": 58,
    "b": 161
  },
  "hsl": {
    "h": 232.821,
    "s": 57.073,
    "l": 40.196
  },
  "oklch": {
    "l": 0.40652,
    "c": 0.16574,
    "h": 270.9
  },
  "luminance": 0.06135
}

Semantic roles & 50–950 ramp

primary

#2C3AA1

secondary

#BFB56A

accent

#CE47E0

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2C3AA1

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

Preview Lab → · Contrast checker → · Palette generator →