#223F50#223F50

#223F50 is a dark, muted cyan. Relative luminance 0.045; OKLCH L 35.3% C 0.046 H 235.8°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#223F50
RGB	rgb(34, 63, 80)
HSL	hsl(202, 40%, 22%)
HSV	hsv(202, 58%, 31%)
CMYK	cmyk(57.5%, 21.2%, 0%, 68.6%)
CIE-LAB	lab(25.18, -5.27, -13.62)
CIE-LCH	lch(25.18, 14.60, 248.84°)
OKLab	oklab(35.28% -0.0257 -0.0379)
OKLCH	oklch(35.28% 0.046 235.8)
XYZ	xyz(3.8846, 4.4740, 8.2467)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223F50 #503322

analogous

#22504A #223F50 #222850

triadic

#223F50 #50223F #3F5022

tetradic

#223F50 #4A2250 #503322 #285022

square

#223F50 #4A2250 #503322 #285022

split-complementary

#223F50 #502228 #504A22

monochromatic

#091115 #101D25 #223F50 #34617B #4783A6

Accessibility & contrast

On white

11.08

#223F50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#223F50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223F50

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223F50	#FFFFFF	#000000	##FFFFFF
##223F50	1.00	11.08	1.89	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373E51

Deuteranopia (green-blind)

#313A50

Tritanopia (blue-blind)

#064345

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #223f50;
/* rgb */ color: rgb(34, 63, 80);
/* oklch */ color: oklch(35.3% 0.046 235.8);

Tailwind

colors: {
  custom: {
    50: '#617481',
    500: '#223f50',
    950: '#000000',
  },
}

SCSS

$custom: #223f50;
$custom-light: #617481;
$custom-dark: #000000;

JSON

{
  "hex": "#223f50",
  "rgb": {
    "r": 34,
    "g": 63,
    "b": 80
  },
  "hsl": {
    "h": 202.174,
    "s": 40.351,
    "l": 22.353
  },
  "oklch": {
    "l": 0.35275,
    "c": 0.04584,
    "h": 235.8
  },
  "luminance": 0.04474
}

Semantic roles & 50–950 ramp

primary

#223F50

secondary

#845F4A

accent

#8458D0

background

#F5F7F7

surface

#EAEDEE

border

#C6C8C9

text

#05080A

muted

#797B7C

Preview Lab

Preview with #223F50

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

Preview Lab → · Contrast checker → · Palette generator →