#223D84#223D84

#223D84 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.2% C 0.124 H 265.3°. Best body text is #FFFFFF at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#223D84
RGB	rgb(34, 61, 132)
HSL	hsl(223, 59%, 33%)
HSV	hsv(223, 74%, 52%)
CMYK	cmyk(74.2%, 53.8%, 0%, 48.2%)
CIE-LAB	lab(27.69, 16.06, -42.94)
CIE-LCH	lch(27.69, 45.85, 290.51°)
OKLab	oklab(38.24% -0.0102 -0.1235)
OKLCH	oklch(38.24% 0.124 265.3)
XYZ	xyz(6.4918, 5.3428, 22.5145)
Luminance	0.0534 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223D84 #846922

analogous

#226E84 #223D84 #382284

triadic

#223D84 #84223D #3D8422

tetradic

#223D84 #84226E #846922 #228438

square

#223D84 #84226E #846922 #228438

split-complementary

#223D84 #843822 #6E8422

monochromatic

#091023 #152753 #223D84 #2F53B5 #4F73D2

Accessibility & contrast

On white

10.15

#223D84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#223D84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223D84

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223D84	#FFFFFF	#000000	##FFFFFF
##223D84	1.00	10.15	2.07	10.15
#FFFFFF	10.15	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E4687

Deuteranopia (green-blind)

#003D83

Tritanopia (blue-blind)

#004E5A

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #223d84;
/* rgb */ color: rgb(34, 61, 132);
/* oklch */ color: oklch(38.2% 0.124 265.3);

Tailwind

colors: {
  custom: {
    50: '#6b72a8',
    500: '#223d84',
    950: '#000000',
  },
}

SCSS

$custom: #223d84;
$custom-light: #6b72a8;
$custom-dark: #000000;

JSON

{
  "hex": "#223d84",
  "rgb": {
    "r": 34,
    "g": 61,
    "b": 132
  },
  "hsl": {
    "h": 223.469,
    "s": 59.036,
    "l": 32.549
  },
  "oklch": {
    "l": 0.38238,
    "c": 0.12392,
    "h": 265.3
  },
  "luminance": 0.05344
}

Semantic roles & 50–950 ramp

primary

#223D84

secondary

#B5984D

accent

#B746E2

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #223D84

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

Preview Lab → · Contrast checker → · Palette generator →