#2A33A2#2A33A2

#2A33A2 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.4% C 0.176 H 271.7°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#2A33A2
RGB	rgb(42, 51, 162)
HSL	hsl(236, 59%, 40%)
HSV	hsv(236, 74%, 64%)
CMYK	cmyk(74.1%, 68.5%, 0%, 36.5%)
CIE-LAB	lab(28.03, 35.20, -60.80)
CIE-LCH	lch(28.03, 70.25, 300.07°)
OKLab	oklab(39.39% 0.0051 -0.1758)
OKLCH	oklch(39.39% 0.176 271.7)
XYZ	xyz(8.6581, 5.4676, 34.7745)
Luminance	0.0547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A33A2 #A2992A

analogous

#2A6FA2 #2A33A2 #5D2AA2

triadic

#2A33A2 #A22A33 #33A22A

tetradic

#2A33A2 #A22A6F #A2992A #2AA25D

square

#2A33A2 #A22A6F #A2992A #2AA25D

split-complementary

#2A33A2 #A25D2A #6FA22A

monochromatic

#111441 #1D2471 #2A33A2 #3D47CD #6D75D9

Accessibility & contrast

On white

10.03

#2A33A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2A33A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A33A2

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A33A2	#FFFFFF	#000000	##FFFFFF
##2A33A2	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A5

Deuteranopia (green-blind)

#003CA0

Tritanopia (blue-blind)

#005166

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2a33a2;
/* rgb */ color: rgb(42, 51, 162);
/* oklch */ color: oklch(39.4% 0.176 271.7);

Tailwind

colors: {
  custom: {
    50: '#766bbf',
    500: '#2a33a2',
    950: '#000000',
  },
}

SCSS

$custom: #2a33a2;
$custom-light: #766bbf;
$custom-dark: #000000;

JSON

{
  "hex": "#2a33a2",
  "rgb": {
    "r": 42,
    "g": 51,
    "b": 162
  },
  "hsl": {
    "h": 235.5,
    "s": 58.824,
    "l": 40
  },
  "oklch": {
    "l": 0.39393,
    "c": 0.17591,
    "h": 271.7
  },
  "luminance": 0.05469
}

Semantic roles & 50–950 ramp

primary

#2A33A2

secondary

#C0B968

accent

#D646E2

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2A33A2

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

Preview Lab → · Contrast checker → · Palette generator →