#2C3AAA#2C3AAA

#2C3AAA is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.5% C 0.178 H 270.7°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#2C3AAA
RGB	rgb(44, 58, 170)
HSL	hsl(233, 59%, 42%)
HSV	hsv(233, 74%, 67%)
CMYK	cmyk(74.1%, 65.9%, 0%, 33.3%)
CIE-LAB	lab(30.55, 33.85, -61.47)
CIE-LCH	lch(30.55, 70.18, 298.84°)
OKLab	oklab(41.49% 0.0022 -0.1777)
OKLCH	oklch(41.49% 0.178 270.7)
XYZ	xyz(9.8050, 6.4628, 38.7531)
Luminance	0.0646 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.64

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3AAA #AA9C2C

analogous

#2C79AA #2C3AAA #5D2CAA

triadic

#2C3AAA #AA2C3A #3AAA2C

tetradic

#2C3AAA #AA2C79 #AA9C2C #2CAA5D

square

#2C3AAA #AA2C79 #AA9C2C #2CAA5D

split-complementary

#2C3AAA #AA5D2C #79AA2C

monochromatic

#131949 #1F2979 #2C3AAA #4454CF #7580DB

Accessibility & contrast

On white

9.16

#2C3AAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#2C3AAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3AAA

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3AAA	#FFFFFF	#000000	##FFFFFF
##2C3AAA	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EAE

Deuteranopia (green-blind)

#0042A8

Tritanopia (blue-blind)

#00586D

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2c3aaa;
/* rgb */ color: rgb(44, 58, 170);
/* oklch */ color: oklch(41.5% 0.178 270.7);

Tailwind

colors: {
  custom: {
    50: '#7870c4',
    500: '#2c3aaa',
    950: '#000000',
  },
}

SCSS

$custom: #2c3aaa;
$custom-light: #7870c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3aaa",
  "rgb": {
    "r": 44,
    "g": 58,
    "b": 170
  },
  "hsl": {
    "h": 233.333,
    "s": 58.879,
    "l": 41.961
  },
  "oklch": {
    "l": 0.41489,
    "c": 0.17775,
    "h": 270.7
  },
  "luminance": 0.06464
}

Semantic roles & 50–950 ramp

primary

#2C3AAA

secondary

#C3BA6F

accent

#D146E2

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2C3AAA

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

Preview Lab → · Contrast checker → · Palette generator →