#2A33C4#2A33C4

#2A33C4 is a dark, highly saturated blue. Relative luminance 0.068; OKLCH L 42.9% C 0.218 H 270.2°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#2A33C4
RGB	rgb(42, 51, 196)
HSL	hsl(236, 65%, 47%)
HSV	hsv(236, 79%, 77%)
CMYK	cmyk(78.6%, 74%, 0%, 23.1%)
CIE-LAB	lab(31.45, 47.00, -75.42)
CIE-LCH	lch(31.45, 88.86, 301.93°)
OKLab	oklab(42.88% 0.0007 -0.2184)
OKLCH	oklch(42.88% 0.218 270.2)
XYZ	xyz(12.0991, 6.8440, 52.8972)
Luminance	0.0684 (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

#2A33C4 #C4BB2A

analogous

#2A80C4 #2A33C4 #6E2AC4

triadic

#2A33C4 #C42A33 #33C42A

tetradic

#2A33C4 #C42A80 #C4BB2A #2AC46E

square

#2A33C4 #C42A80 #C4BB2A #2AC46E

split-complementary

#2A33C4 #C46E2A #80C42A

monochromatic

#14195F #1F2692 #2A33C4 #5159DA #8489E5

Accessibility & contrast

On white

8.86

#2A33C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#2A33C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A33C4

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A33C4	#FFFFFF	#000000	##FFFFFF
##2A33C4	1.00	8.86	2.37	8.86
#FFFFFF	8.86	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052C8

Deuteranopia (green-blind)

#0042C1

Tritanopia (blue-blind)

#005D79

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2a33c4;
/* rgb */ color: rgb(42, 51, 196);
/* oklch */ color: oklch(42.9% 0.218 270.2);

Tailwind

colors: {
  custom: {
    50: '#7f6cd7',
    500: '#2a33c4',
    950: '#000000',
  },
}

SCSS

$custom: #2a33c4;
$custom-light: #7f6cd7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a33c4",
  "rgb": {
    "r": 42,
    "g": 51,
    "b": 196
  },
  "hsl": {
    "h": 236.494,
    "s": 64.706,
    "l": 46.667
  },
  "oklch": {
    "l": 0.42876,
    "c": 0.21843,
    "h": 270.2
  },
  "luminance": 0.06845
}

Semantic roles & 50–950 ramp

primary

#2A33C4

secondary

#CEC97C

accent

#DE40E8

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #2A33C4

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

Preview Lab → · Contrast checker → · Palette generator →