#223E7A#223E7A

#223E7A is a dark, moderate blue. Relative luminance 0.052; OKLCH L 37.7% C 0.108 H 263.3°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#223E7A
RGB	rgb(34, 62, 122)
HSL	hsl(221, 56%, 31%)
HSV	hsv(221, 72%, 48%)
CMYK	cmyk(72.1%, 49.2%, 0%, 52.2%)
CIE-LAB	lab(27.27, 11.40, -37.36)
CIE-LCH	lch(27.27, 39.06, 286.97°)
OKLab	oklab(37.69% -0.0125 -0.107)
OKLCH	oklch(37.69% 0.108 263.3)
XYZ	xyz(5.8939, 5.1899, 19.0997)
Luminance	0.0519 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223E7A #7A5E22

analogous

#226A7A #223E7A #32227A

triadic

#223E7A #7A223E #3E7A22

tetradic

#223E7A #7A226A #7A5E22 #227A32

square

#223E7A #7A226A #7A5E22 #227A32

split-complementary

#223E7A #7A3222 #6A7A22

monochromatic

#070D1A #15264A #223E7A #2F56AA #4A73CD

Accessibility & contrast

On white

10.30

#223E7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#223E7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223E7A

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223E7A	#FFFFFF	#000000	##FFFFFF
##223E7A	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E457C

Deuteranopia (green-blind)

#0A3D79

Tritanopia (blue-blind)

#004C56

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #223e7a;
/* rgb */ color: rgb(34, 62, 122);
/* oklch */ color: oklch(37.7% 0.108 263.3);

Tailwind

colors: {
  custom: {
    50: '#6972a1',
    500: '#223e7a',
    950: '#000000',
  },
}

SCSS

$custom: #223e7a;
$custom-light: #6972a1;
$custom-dark: #000000;

JSON

{
  "hex": "#223e7a",
  "rgb": {
    "r": 34,
    "g": 62,
    "b": 122
  },
  "hsl": {
    "h": 220.909,
    "s": 56.41,
    "l": 30.588
  },
  "oklch": {
    "l": 0.37688,
    "c": 0.10778,
    "h": 263.3
  },
  "luminance": 0.0519
}

Semantic roles & 50–950 ramp

primary

#223E7A

secondary

#AD8E4B

accent

#AF48E0

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07080F

muted

#7A7B7E

Preview Lab

Preview with #223E7A

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

Preview Lab → · Contrast checker → · Palette generator →