#223B7F#223B7F

#223B7F is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.4% C 0.119 H 265.7°. Best body text is #FFFFFF at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#223B7F
RGB	rgb(34, 59, 127)
HSL	hsl(224, 58%, 32%)
HSV	hsv(224, 73%, 50%)
CMYK	cmyk(73.2%, 53.5%, 0%, 50.2%)
CIE-LAB	lab(26.73, 15.47, -41.36)
CIE-LCH	lch(26.73, 44.16, 290.51°)
OKLab	oklab(37.39% -0.009 -0.1189)
OKLCH	oklch(37.39% 0.119 265.7)
XYZ	xyz(6.0531, 4.9997, 20.7206)
Luminance	0.0500 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223B7F #7F6622

analogous

#226A7F #223B7F #38227F

triadic

#223B7F #7F223B #3B7F22

tetradic

#223B7F #7F226A #7F6622 #227F38

square

#223B7F #7F226A #7F6622 #227F38

split-complementary

#223B7F #7F3822 #6A7F22

monochromatic

#080E1E #15254F #223B7F #2F51AF #4C6FCF

Accessibility & contrast

On white

10.50

#223B7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#223B7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223B7F

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223B7F	#FFFFFF	#000000	##FFFFFF
##223B7F	1.00	10.50	2.00	10.50
#FFFFFF	10.50	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#104481

Deuteranopia (green-blind)

#003B7E

Tritanopia (blue-blind)

#004B57

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #223b7f;
/* rgb */ color: rgb(34, 59, 127);
/* oklch */ color: oklch(37.4% 0.119 265.7);

Tailwind

colors: {
  custom: {
    50: '#6a70a5',
    500: '#223b7f',
    950: '#000000',
  },
}

SCSS

$custom: #223b7f;
$custom-light: #6a70a5;
$custom-dark: #000000;

JSON

{
  "hex": "#223b7f",
  "rgb": {
    "r": 34,
    "g": 59,
    "b": 127
  },
  "hsl": {
    "h": 223.871,
    "s": 57.764,
    "l": 31.569
  },
  "oklch": {
    "l": 0.37394,
    "c": 0.11923,
    "h": 265.7
  },
  "luminance": 0.05
}

Semantic roles & 50–950 ramp

primary

#223B7F

secondary

#B2964B

accent

#B847E1

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #223B7F

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

Preview Lab → · Contrast checker → · Palette generator →