#2233A9#2233A9

#2233A9 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.7% C 0.187 H 268.9°. Best body text is #FFFFFF at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#2233A9
RGB	rgb(34, 51, 169)
HSL	hsl(232, 67%, 40%)
HSV	hsv(232, 80%, 66%)
CMYK	cmyk(79.9%, 69.8%, 0%, 33.7%)
CIE-LAB	lab(28.30, 36.95, -64.58)
CIE-LCH	lch(28.30, 74.41, 299.78°)
OKLab	oklab(39.69% -0.0037 -0.1871)
OKLCH	oklch(39.69% 0.187 268.9)
XYZ	xyz(9.0025, 5.5713, 38.1293)
Luminance	0.0557 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2233A9 #A99822

analogous

#2277A9 #2233A9 #5422A9

triadic

#2233A9 #A92233 #33A922

tetradic

#2233A9 #A92277 #A99822 #22A954

square

#2233A9 #A92277 #A99822 #22A954

split-complementary

#2233A9 #A95422 #77A922

monochromatic

#0D1443 #182476 #2233A9 #3247D6 #6575E0

Accessibility & contrast

On white

9.93

#2233A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#2233A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2233A9

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2233A9	#FFFFFF	#000000	##FFFFFF
##2233A9	1.00	9.93	2.11	9.93
#FFFFFF	9.93	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049AD

Deuteranopia (green-blind)

#003CA7

Tritanopia (blue-blind)

#00546A

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2233a9;
/* rgb */ color: rgb(34, 51, 169);
/* oklch */ color: oklch(39.7% 0.187 268.9);

Tailwind

colors: {
  custom: {
    50: '#756bc4',
    500: '#2233a9',
    950: '#000000',
  },
}

SCSS

$custom: #2233a9;
$custom-light: #756bc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2233a9",
  "rgb": {
    "r": 34,
    "g": 51,
    "b": 169
  },
  "hsl": {
    "h": 232.444,
    "s": 66.502,
    "l": 39.804
  },
  "oklch": {
    "l": 0.3969,
    "c": 0.1871,
    "h": 268.9
  },
  "luminance": 0.05572
}

Semantic roles & 50–950 ramp

primary

#2233A9

secondary

#C5B961

accent

#D43EE9

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #2233A9

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

Preview Lab → · Contrast checker → · Palette generator →