#18506F#18506F

#18506F is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.1% C 0.077 H 237.5°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#18506F
RGB	rgb(24, 80, 111)
HSL	hsl(201, 64%, 26%)
HSV	hsv(201, 78%, 44%)
CMYK	cmyk(78.4%, 27.9%, 0%, 56.5%)
CIE-LAB	lab(31.98, -6.50, -22.98)
CIE-LCH	lch(31.98, 23.88, 254.21°)
OKLab	oklab(41.06% -0.0413 -0.0649)
OKLCH	oklch(41.06% 0.077 237.5)
XYZ	xyz(6.1135, 7.0785, 16.0799)
Luminance	0.0708 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18506F #6F3718

analogous

#186F63 #18506F #18256F

triadic

#18506F #6F1850 #506F18

tetradic

#18506F #63186F #6F3718 #256F18

square

#18506F #63186F #6F3718 #256F18

split-complementary

#18506F #6F1825 #6F6318

monochromatic

#051219 #0D2C3D #18506F #2374A1 #2F98D2

Accessibility & contrast

On white

8.69

#18506F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#18506F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18506F

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18506F	#FFFFFF	#000000	##FFFFFF
##18506F	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#415070

Deuteranopia (green-blind)

#35486E

Tritanopia (blue-blind)

#00585B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #18506f;
/* rgb */ color: rgb(24, 80, 111);
/* oklch */ color: oklch(41.1% 0.077 237.5);

Tailwind

colors: {
  custom: {
    50: '#638198',
    500: '#18506f',
    950: '#000000',
  },
}

SCSS

$custom: #18506f;
$custom-light: #638198;
$custom-dark: #000000;

JSON

{
  "hex": "#18506f",
  "rgb": {
    "r": 24,
    "g": 80,
    "b": 111
  },
  "hsl": {
    "h": 201.379,
    "s": 64.444,
    "l": 26.471
  },
  "oklch": {
    "l": 0.4106,
    "c": 0.07691,
    "h": 237.5
  },
  "luminance": 0.07079
}

Semantic roles & 50–950 ramp

primary

#18506F

secondary

#A5633E

accent

#7C40E7

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #18506F

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

Preview Lab → · Contrast checker → · Palette generator →