#18354F#18354F

#18354F is a dark, muted cyan. Relative luminance 0.033; OKLCH L 32.0% C 0.058 H 247.8°. Best body text is #FFFFFF at 12.64:1 contrast (WCAG AA passes).

Color values

HEX	#18354F
RGB	rgb(24, 53, 79)
HSL	hsl(208, 53%, 20%)
HSV	hsv(208, 70%, 31%)
CMYK	cmyk(69.6%, 32.9%, 0%, 69%)
CIE-LAB	lab(21.22, -1.38, -19.14)
CIE-LCH	lch(21.22, 19.19, 265.88°)
OKLab	oklab(32% -0.0221 -0.054)
OKLCH	oklch(32% 0.058 247.8)
XYZ	xyz(3.0606, 3.3046, 7.8722)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18354F #4F3218

analogous

#184F4E #18354F #18194F

triadic

#18354F #4F1835 #354F18

tetradic

#18354F #4E184F #4F3218 #194F18

square

#18354F #4E184F #4F3218 #194F18

split-complementary

#18354F #4F1819 #4F4E18

monochromatic

#071017 #0A1620 #18354F #26547E #3574AD

Accessibility & contrast

On white

12.64

#18354F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#18354F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18354F

12.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18354F	#FFFFFF	#000000	##FFFFFF
##18354F	1.00	12.64	1.66	12.64
#FFFFFF	12.64	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3650

Deuteranopia (green-blind)

#22314E

Tritanopia (blue-blind)

#003B3E

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #18354f;
/* rgb */ color: rgb(24, 53, 79);
/* oklch */ color: oklch(32.0% 0.058 247.8);

Tailwind

colors: {
  custom: {
    50: '#5b6c80',
    500: '#18354f',
    950: '#000000',
  },
}

SCSS

$custom: #18354f;
$custom-light: #5b6c80;
$custom-dark: #000000;

JSON

{
  "hex": "#18354f",
  "rgb": {
    "r": 24,
    "g": 53,
    "b": 79
  },
  "hsl": {
    "h": 208.364,
    "s": 53.398,
    "l": 20.196
  },
  "oklch": {
    "l": 0.31997,
    "c": 0.05834,
    "h": 247.8
  },
  "luminance": 0.03305
}

Semantic roles & 50–950 ramp

primary

#18354F

secondary

#865F3D

accent

#904BDD

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #18354F

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

Preview Lab → · Contrast checker → · Palette generator →