#2233A0#2233A0

#2233A0 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.8% C 0.175 H 269.0°. Best body text is #FFFFFF at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#2233A0
RGB	rgb(34, 51, 160)
HSL	hsl(232, 65%, 38%)
HSV	hsv(232, 79%, 63%)
CMYK	cmyk(78.8%, 68.1%, 0%, 37.3%)
CIE-LAB	lab(27.42, 33.65, -60.60)
CIE-LCH	lch(27.42, 69.31, 299.04°)
OKLab	oklab(38.78% -0.0029 -0.1754)
OKLCH	oklch(38.78% 0.175 269)
XYZ	xyz(8.1865, 5.2449, 33.8318)
Luminance	0.0525 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2233A0 #A08F22

analogous

#2272A0 #2233A0 #5022A0

triadic

#2233A0 #A02233 #33A022

tetradic

#2233A0 #A02272 #A08F22 #22A050

square

#2233A0 #A02272 #A08F22 #22A050

split-complementary

#2233A0 #A05022 #72A022

monochromatic

#0D133B #17236E #2233A0 #2D43D2 #5F70DD

Accessibility & contrast

On white

10.25

#2233A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#2233A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2233A0

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2233A0	#FFFFFF	#000000	##FFFFFF
##2233A0	1.00	10.25	2.05	10.25
#FFFFFF	10.25	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A3

Deuteranopia (green-blind)

#003B9E

Tritanopia (blue-blind)

#005165

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2233a0;
/* rgb */ color: rgb(34, 51, 160);
/* oklch */ color: oklch(38.8% 0.175 269.0);

Tailwind

colors: {
  custom: {
    50: '#736bbd',
    500: '#2233a0',
    950: '#000000',
  },
}

SCSS

$custom: #2233a0;
$custom-light: #736bbd;
$custom-dark: #000000;

JSON

{
  "hex": "#2233a0",
  "rgb": {
    "r": 34,
    "g": 51,
    "b": 160
  },
  "hsl": {
    "h": 231.905,
    "s": 64.948,
    "l": 38.039
  },
  "oklch": {
    "l": 0.38782,
    "c": 0.17544,
    "h": 269
  },
  "luminance": 0.05246
}

Semantic roles & 50–950 ramp

primary

#2233A0

secondary

#C2B45C

accent

#D140E8

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #2233A0

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

Preview Lab → · Contrast checker → · Palette generator →