#223D5E#223D5E

#223D5E is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.5% C 0.067 H 254.3°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#223D5E
RGB	rgb(34, 61, 94)
HSL	hsl(213, 47%, 25%)
HSV	hsv(213, 64%, 37%)
CMYK	cmyk(63.8%, 35.1%, 0%, 63.1%)
CIE-LAB	lab(25.21, 1.17, -22.72)
CIE-LCH	lch(25.21, 22.75, 272.95°)
OKLab	oklab(35.53% -0.018 -0.0642)
OKLCH	oklch(35.53% 0.067 254.3)
XYZ	xyz(4.3481, 4.4853, 11.2241)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223D5E #5E4322

analogous

#225B5E #223D5E #25225E

triadic

#223D5E #5E223D #3D5E22

tetradic

#223D5E #5E225B #5E4322 #225E25

square

#223D5E #5E225B #5E4322 #225E25

split-complementary

#223D5E #5E2522 #5B5E22

monochromatic

#080F16 #122031 #223D5E #325A8B #4377B8

Accessibility & contrast

On white

11.07

#223D5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#223D5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223D5E

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223D5E	#FFFFFF	#000000	##FFFFFF
##223D5E	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F3F5F

Deuteranopia (green-blind)

#27395D

Tritanopia (blue-blind)

#004549

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #223d5e;
/* rgb */ color: rgb(34, 61, 94);
/* oklch */ color: oklch(35.5% 0.067 254.3);

Tailwind

colors: {
  custom: {
    50: '#63728c',
    500: '#223d5e',
    950: '#000000',
  },
}

SCSS

$custom: #223d5e;
$custom-light: #63728c;
$custom-dark: #000000;

JSON

{
  "hex": "#223d5e",
  "rgb": {
    "r": 34,
    "g": 61,
    "b": 94
  },
  "hsl": {
    "h": 213,
    "s": 46.875,
    "l": 25.098
  },
  "oklch": {
    "l": 0.35534,
    "c": 0.06663,
    "h": 254.3
  },
  "luminance": 0.04486
}

Semantic roles & 50–950 ramp

primary

#223D5E

secondary

#92724A

accent

#9B51D7

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #223D5E

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

Preview Lab → · Contrast checker → · Palette generator →