#223D85#223D85

#223D85 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.3% C 0.125 H 265.4°. Best body text is #FFFFFF at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#223D85
RGB	rgb(34, 61, 133)
HSL	hsl(224, 59%, 33%)
HSV	hsv(224, 74%, 52%)
CMYK	cmyk(74.4%, 54.1%, 0%, 47.8%)
CIE-LAB	lab(27.76, 16.46, -43.44)
CIE-LCH	lch(27.76, 46.46, 290.75°)
OKLab	oklab(38.32% -0.0101 -0.125)
OKLCH	oklch(38.32% 0.125 265.4)
XYZ	xyz(6.5606, 5.3703, 22.8766)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223D85 #856A22

analogous

#226F85 #223D85 #382285

triadic

#223D85 #85223D #3D8522

tetradic

#223D85 #85226F #856A22 #228538

square

#223D85 #85226F #856A22 #228538

split-complementary

#223D85 #853822 #6F8522

monochromatic

#091024 #162754 #223D85 #2E53B6 #4F73D2

Accessibility & contrast

On white

10.12

#223D85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#223D85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223D85

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223D85	#FFFFFF	#000000	##FFFFFF
##223D85	1.00	10.12	2.07	10.12
#FFFFFF	10.12	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B4688

Deuteranopia (green-blind)

#003D84

Tritanopia (blue-blind)

#004E5B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #223d85;
/* rgb */ color: rgb(34, 61, 133);
/* oklch */ color: oklch(38.3% 0.125 265.4);

Tailwind

colors: {
  custom: {
    50: '#6b72a9',
    500: '#223d85',
    950: '#000000',
  },
}

SCSS

$custom: #223d85;
$custom-light: #6b72a9;
$custom-dark: #000000;

JSON

{
  "hex": "#223d85",
  "rgb": {
    "r": 34,
    "g": 61,
    "b": 133
  },
  "hsl": {
    "h": 223.636,
    "s": 59.281,
    "l": 32.745
  },
  "oklch": {
    "l": 0.38319,
    "c": 0.12539,
    "h": 265.4
  },
  "luminance": 0.05371
}

Semantic roles & 50–950 ramp

primary

#223D85

secondary

#B6994D

accent

#B845E2

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #223D85

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

Preview Lab → · Contrast checker → · Palette generator →