#223D7D#223D7D

#223D7D is a dark, moderate blue. Relative luminance 0.052; OKLCH L 37.7% C 0.114 H 264.4°. Best body text is #FFFFFF at 10.34:1 contrast (WCAG AA passes).

Color values

HEX	#223D7D
RGB	rgb(34, 61, 125)
HSL	hsl(222, 57%, 31%)
HSV	hsv(222, 73%, 49%)
CMYK	cmyk(72.8%, 51.2%, 0%, 51%)
CIE-LAB	lab(27.18, 13.29, -39.39)
CIE-LCH	lch(27.18, 41.57, 288.64°)
OKLab	oklab(37.69% -0.0111 -0.113)
OKLCH	oklch(37.69% 0.114 264.4)
XYZ	xyz(6.0288, 5.1576, 20.0759)
Luminance	0.0516 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223D7D #7D6222

analogous

#226A7D #223D7D #34227D

triadic

#223D7D #7D223D #3D7D22

tetradic

#223D7D #7D226A #7D6222 #227D34

square

#223D7D #7D226A #7D6222 #227D34

split-complementary

#223D7D #7D3422 #6A7D22

monochromatic

#080E1D #15264D #223D7D #2F54AD #4B72CE

Accessibility & contrast

On white

10.34

#223D7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#223D7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223D7D

10.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223D7D	#FFFFFF	#000000	##FFFFFF
##223D7D	1.00	10.34	2.03	10.34
#FFFFFF	10.34	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19457F

Deuteranopia (green-blind)

#003C7C

Tritanopia (blue-blind)

#004C57

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #223d7d;
/* rgb */ color: rgb(34, 61, 125);
/* oklch */ color: oklch(37.7% 0.114 264.4);

Tailwind

colors: {
  custom: {
    50: '#6972a3',
    500: '#223d7d',
    950: '#000000',
  },
}

SCSS

$custom: #223d7d;
$custom-light: #6972a3;
$custom-dark: #000000;

JSON

{
  "hex": "#223d7d",
  "rgb": {
    "r": 34,
    "g": 61,
    "b": 125
  },
  "hsl": {
    "h": 222.198,
    "s": 57.233,
    "l": 31.176
  },
  "oklch": {
    "l": 0.37687,
    "c": 0.11358,
    "h": 264.4
  },
  "luminance": 0.05158
}

Semantic roles & 50–950 ramp

primary

#223D7D

secondary

#B0924B

accent

#B347E0

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #223D7D

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

Preview Lab → · Contrast checker → · Palette generator →