#2833A2#2833A2

#2833A2 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.3% C 0.176 H 271.0°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#2833A2
RGB	rgb(40, 51, 162)
HSL	hsl(235, 60%, 40%)
HSV	hsv(235, 75%, 64%)
CMYK	cmyk(75.3%, 68.5%, 0%, 36.5%)
CIE-LAB	lab(27.92, 34.98, -60.99)
CIE-LCH	lch(27.92, 70.31, 299.84°)
OKLab	oklab(39.28% 0.003 -0.1764)
OKLCH	oklch(39.28% 0.176 271)
XYZ	xyz(8.5783, 5.4265, 34.7707)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2833A2 #A29728

analogous

#2870A2 #2833A2 #5A28A2

triadic

#2833A2 #A22833 #33A228

tetradic

#2833A2 #A22870 #A29728 #28A25A

square

#2833A2 #A22870 #A29728 #28A25A

split-complementary

#2833A2 #A25A28 #70A228

monochromatic

#101440 #1C2471 #2833A2 #3947CE #6A74DA

Accessibility & contrast

On white

10.07

#2833A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2833A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2833A2

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2833A2	#FFFFFF	#000000	##FFFFFF
##2833A2	1.00	10.07	2.09	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.07	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: #2833a2;
/* rgb */ color: rgb(40, 51, 162);
/* oklch */ color: oklch(39.3% 0.176 271.0);

Tailwind

colors: {
  custom: {
    50: '#766bbf',
    500: '#2833a2',
    950: '#000000',
  },
}

SCSS

$custom: #2833a2;
$custom-light: #766bbf;
$custom-dark: #000000;

JSON

{
  "hex": "#2833a2",
  "rgb": {
    "r": 40,
    "g": 51,
    "b": 162
  },
  "hsl": {
    "h": 234.59,
    "s": 60.396,
    "l": 39.608
  },
  "oklch": {
    "l": 0.39283,
    "c": 0.17645,
    "h": 271
  },
  "luminance": 0.05427
}

Semantic roles & 50–950 ramp

primary

#2833A2

secondary

#C1B865

accent

#D544E4

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2833A2

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

Preview Lab → · Contrast checker → · Palette generator →