#2A33B4#2A33B4

#2A33B4 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.2% C 0.199 H 270.9°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#2A33B4
RGB	rgb(42, 51, 180)
HSL	hsl(236, 62%, 44%)
HSV	hsv(236, 77%, 71%)
CMYK	cmyk(76.7%, 71.7%, 0%, 29.4%)
CIE-LAB	lab(29.80, 41.55, -68.69)
CIE-LCH	lch(29.80, 80.28, 301.17°)
OKLab	oklab(41.21% 0.003 -0.1989)
OKLCH	oklch(41.21% 0.199 270.9)
XYZ	xyz(10.3741, 6.1541, 43.8123)
Luminance	0.0616 (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

#2A33B4 #B4AB2A

analogous

#2A78B4 #2A33B4 #662AB4

triadic

#2A33B4 #B42A33 #33B42A

tetradic

#2A33B4 #B42A78 #B4AB2A #2AB466

square

#2A33B4 #B42A78 #B4AB2A #2AB466

split-complementary

#2A33B4 #B4662A #78B42A

monochromatic

#131751 #1E2582 #2A33B4 #4750D4 #797FE0

Accessibility & contrast

On white

9.41

#2A33B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#2A33B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A33B4

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A33B4	#FFFFFF	#000000	##FFFFFF
##2A33B4	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB8

Deuteranopia (green-blind)

#003FB2

Tritanopia (blue-blind)

#005770

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2a33b4;
/* rgb */ color: rgb(42, 51, 180);
/* oklch */ color: oklch(41.2% 0.199 270.9);

Tailwind

colors: {
  custom: {
    50: '#7b6ccc',
    500: '#2a33b4',
    950: '#000000',
  },
}

SCSS

$custom: #2a33b4;
$custom-light: #7b6ccc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a33b4",
  "rgb": {
    "r": 42,
    "g": 51,
    "b": 180
  },
  "hsl": {
    "h": 236.087,
    "s": 62.162,
    "l": 43.529
  },
  "oklch": {
    "l": 0.41205,
    "c": 0.19889,
    "h": 270.9
  },
  "luminance": 0.06155
}

Semantic roles & 50–950 ramp

primary

#2A33B4

secondary

#C8C272

accent

#DB43E5

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2A33B4

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

Preview Lab → · Contrast checker → · Palette generator →