#18506A#18506A

#18506A is a dark, moderate cyan. Relative luminance 0.070; OKLCH L 40.8% C 0.071 H 232.7°. Best body text is #FFFFFF at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#18506A
RGB	rgb(24, 80, 106)
HSL	hsl(199, 63%, 25%)
HSV	hsv(199, 77%, 42%)
CMYK	cmyk(77.4%, 24.5%, 0%, 58.4%)
CIE-LAB	lab(31.74, -8.42, -20.22)
CIE-LCH	lch(31.74, 21.90, 247.40°)
OKLab	oklab(40.79% -0.0432 -0.0569)
OKLCH	oklch(40.79% 0.071 232.7)
XYZ	xyz(5.8458, 6.9714, 14.6704)
Luminance	0.0697 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18506A #6A3218

analogous

#186A5B #18506A #18276A

triadic

#18506A #6A1850 #506A18

tetradic

#18506A #5B186A #6A3218 #276A18

square

#18506A #5B186A #6A3218 #276A18

split-complementary

#18506A #6A1827 #6A5B18

monochromatic

#061319 #0D2A38 #18506A #23769C #2F9BCE

Accessibility & contrast

On white

8.77

#18506A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#18506A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18506A

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18506A	#FFFFFF	#000000	##FFFFFF
##18506A	1.00	8.77	2.39	8.77
#FFFFFF	8.77	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434F6B

Deuteranopia (green-blind)

#38476A

Tritanopia (blue-blind)

#005759

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #18506a;
/* rgb */ color: rgb(24, 80, 106);
/* oklch */ color: oklch(40.8% 0.071 232.7);

Tailwind

colors: {
  custom: {
    50: '#628194',
    500: '#18506a',
    950: '#000000',
  },
}

SCSS

$custom: #18506a;
$custom-light: #628194;
$custom-dark: #000000;

JSON

{
  "hex": "#18506a",
  "rgb": {
    "r": 24,
    "g": 80,
    "b": 106
  },
  "hsl": {
    "h": 199.024,
    "s": 63.077,
    "l": 25.49
  },
  "oklch": {
    "l": 0.40786,
    "c": 0.07143,
    "h": 232.7
  },
  "luminance": 0.06972
}

Semantic roles & 50–950 ramp

primary

#18506A

secondary

#A05D3E

accent

#7642E6

background

#F6F7F9

surface

#EBEEF1

border

#C6C9CB

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #18506A

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

Preview Lab → · Contrast checker → · Palette generator →