#18475F#18475F

#18475F is a dark, moderate cyan. Relative luminance 0.055; OKLCH L 37.8% C 0.065 H 234.6°. Best body text is #FFFFFF at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#18475F
RGB	rgb(24, 71, 95)
HSL	hsl(200, 60%, 23%)
HSV	hsv(200, 75%, 37%)
CMYK	cmyk(74.7%, 25.3%, 0%, 62.7%)
CIE-LAB	lab(28.18, -7.00, -18.75)
CIE-LCH	lch(28.18, 20.01, 249.53°)
OKLab	oklab(37.78% -0.0375 -0.0527)
OKLCH	oklch(37.78% 0.065 234.6)
XYZ	xyz(4.6947, 5.5264, 11.6435)
Luminance	0.0553 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18475F #5F3018

analogous

#185F53 #18475F #18235F

triadic

#18475F #5F1847 #475F18

tetradic

#18475F #53185F #5F3018 #235F18

square

#18475F #53185F #5F3018 #235F18

split-complementary

#18475F #5F1823 #5F5318

monochromatic

#061218 #0C222E #18475F #246C90 #3190C1

Accessibility & contrast

On white

9.97

#18475F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#18475F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18475F

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18475F	#FFFFFF	#000000	##FFFFFF
##18475F	1.00	9.97	2.11	9.97
#FFFFFF	9.97	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B4660

Deuteranopia (green-blind)

#323F5F

Tritanopia (blue-blind)

#004D4F

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #18475f;
/* rgb */ color: rgb(24, 71, 95);
/* oklch */ color: oklch(37.8% 0.065 234.6);

Tailwind

colors: {
  custom: {
    50: '#5f7a8c',
    500: '#18475f',
    950: '#000000',
  },
}

SCSS

$custom: #18475f;
$custom-light: #5f7a8c;
$custom-dark: #000000;

JSON

{
  "hex": "#18475f",
  "rgb": {
    "r": 24,
    "g": 71,
    "b": 95
  },
  "hsl": {
    "h": 200.282,
    "s": 59.664,
    "l": 23.333
  },
  "oklch": {
    "l": 0.37779,
    "c": 0.06469,
    "h": 234.6
  },
  "luminance": 0.05527
}

Semantic roles & 50–950 ramp

primary

#18475F

secondary

#955B3D

accent

#7A45E3

background

#F5F7F8

surface

#EAEDF0

border

#C6C8CB

text

#05090C

muted

#797B7D

Preview Lab

Preview with #18475F

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

Preview Lab → · Contrast checker → · Palette generator →