#223A7E#223A7E

#223A7E is a dark, moderate blue. Relative luminance 0.049; OKLCH L 37.1% C 0.119 H 266.1°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#223A7E
RGB	rgb(34, 58, 126)
HSL	hsl(224, 58%, 31%)
HSV	hsv(224, 73%, 49%)
CMYK	cmyk(73%, 54%, 0%, 50.6%)
CIE-LAB	lab(26.37, 15.78, -41.33)
CIE-LCH	lch(26.37, 44.23, 290.89°)
OKLab	oklab(37.09% -0.0081 -0.1188)
OKLCH	oklch(37.09% 0.119 266.1)
XYZ	xyz(5.9373, 4.8719, 20.3621)
Luminance	0.0487 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223A7E #7E6622

analogous

#22687E #223A7E #38227E

triadic

#223A7E #7E223A #3A7E22

tetradic

#223A7E #7E2268 #7E6622 #227E38

square

#223A7E #7E2268 #7E6622 #227E38

split-complementary

#223A7E #7E3822 #687E22

monochromatic

#080E1E #15244E #223A7E #2F50AE #4C6ECF

Accessibility & contrast

On white

10.64

#223A7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#223A7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223A7E

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223A7E	#FFFFFF	#000000	##FFFFFF
##223A7E	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E4380

Deuteranopia (green-blind)

#003A7D

Tritanopia (blue-blind)

#004A56

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #223a7e;
/* rgb */ color: rgb(34, 58, 126);
/* oklch */ color: oklch(37.1% 0.119 266.1);

Tailwind

colors: {
  custom: {
    50: '#6a6fa4',
    500: '#223a7e',
    950: '#000000',
  },
}

SCSS

$custom: #223a7e;
$custom-light: #6a6fa4;
$custom-dark: #000000;

JSON

{
  "hex": "#223a7e",
  "rgb": {
    "r": 34,
    "g": 58,
    "b": 126
  },
  "hsl": {
    "h": 224.348,
    "s": 57.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.37092,
    "c": 0.11908,
    "h": 266.1
  },
  "luminance": 0.04873
}

Semantic roles & 50–950 ramp

primary

#223A7E

secondary

#B1964B

accent

#B947E1

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #223A7E

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

Preview Lab → · Contrast checker → · Palette generator →