#18667C#18667C

#18667C is a mid, moderate cyan. Relative luminance 0.112; OKLCH L 47.5% C 0.079 H 221.6°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#18667C
RGB	rgb(24, 102, 124)
HSL	hsl(193, 68%, 29%)
HSV	hsv(193, 81%, 49%)
CMYK	cmyk(80.6%, 17.7%, 0%, 51.4%)
CIE-LAB	lab(39.83, -14.77, -18.84)
CIE-LCH	lch(39.83, 23.94, 231.90°)
OKLab	oklab(47.53% -0.0594 -0.0527)
OKLCH	oklch(47.53% 0.079 221.6)
XYZ	xyz(8.7646, 11.1511, 20.7553)
Luminance	0.1115 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18667C #7C2E18

analogous

#187C60 #18667C #18347C

triadic

#18667C #7C1866 #667C18

tetradic

#18667C #60187C #7C2E18 #347C18

square

#18667C #60187C #7C2E18 #347C18

split-complementary

#18667C #7C1834 #7C6018

monochromatic

#05151A #0E3C49 #18667C #2290AF #36B5D8

Accessibility & contrast

On white

6.50

#18667C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#18667C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18667C

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18667C	#FFFFFF	#000000	##FFFFFF
##18667C	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59637D

Deuteranopia (green-blind)

#4C5A7C

Tritanopia (blue-blind)

#006D6D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #18667c;
/* rgb */ color: rgb(24, 102, 124);
/* oklch */ color: oklch(47.5% 0.079 221.6);

Tailwind

colors: {
  custom: {
    50: '#6791a2',
    500: '#18667c',
    950: '#000000',
  },
}

SCSS

$custom: #18667c;
$custom-light: #6791a2;
$custom-dark: #000000;

JSON

{
  "hex": "#18667c",
  "rgb": {
    "r": 24,
    "g": 102,
    "b": 124
  },
  "hsl": {
    "h": 193.2,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.47528,
    "c": 0.07943,
    "h": 221.6
  },
  "luminance": 0.11152
}

Semantic roles & 50–950 ramp

primary

#18667C

secondary

#B1583F

accent

#633DEA

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070D0F

muted

#7A7D7E

Preview Lab

Preview with #18667C

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

Preview Lab → · Contrast checker → · Palette generator →