#223D57#223D57

#223D57 is a dark, muted cyan. Relative luminance 0.044; OKLCH L 35.1% C 0.056 H 248.8°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#223D57
RGB	rgb(34, 61, 87)
HSL	hsl(209, 44%, 24%)
HSV	hsv(209, 61%, 34%)
CMYK	cmyk(60.9%, 29.9%, 0%, 65.9%)
CIE-LAB	lab(24.84, -1.44, -18.73)
CIE-LCH	lch(24.84, 18.79, 265.60°)
OKLab	oklab(35.12% -0.0203 -0.0526)
OKLCH	oklch(35.12% 0.056 248.8)
XYZ	xyz(4.0481, 4.3653, 9.6442)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223D57 #573C22

analogous

#225756 #223D57 #222257

triadic

#223D57 #57223D #3D5722

tetradic

#223D57 #562257 #573C22 #225722

square

#223D57 #562257 #573C22 #225722

split-complementary

#223D57 #572222 #575622

monochromatic

#090F16 #111E2B #223D57 #335C83 #447BAF

Accessibility & contrast

On white

11.21

#223D57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#223D57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223D57

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223D57	#FFFFFF	#000000	##FFFFFF
##223D57	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323E58

Deuteranopia (green-blind)

#2B3956

Tritanopia (blue-blind)

#004346

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #223d57;
/* rgb */ color: rgb(34, 61, 87);
/* oklch */ color: oklch(35.1% 0.056 248.8);

Tailwind

colors: {
  custom: {
    50: '#627286',
    500: '#223d57',
    950: '#000000',
  },
}

SCSS

$custom: #223d57;
$custom-light: #627286;
$custom-dark: #000000;

JSON

{
  "hex": "#223d57",
  "rgb": {
    "r": 34,
    "g": 61,
    "b": 87
  },
  "hsl": {
    "h": 209.434,
    "s": 43.802,
    "l": 23.725
  },
  "oklch": {
    "l": 0.35121,
    "c": 0.0564,
    "h": 248.8
  },
  "luminance": 0.04366
}

Semantic roles & 50–950 ramp

primary

#223D57

secondary

#8B6A4A

accent

#9354D4

background

#F6F6F8

surface

#EBECEF

border

#C6C7CA

text

#05070B

muted

#7A7A7C

Preview Lab

Preview with #223D57

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

Preview Lab → · Contrast checker → · Palette generator →