#18658F#18658F

#18658F is a mid, moderate cyan. Relative luminance 0.115; OKLCH L 48.3% C 0.098 H 238.5°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#18658F
RGB	rgb(24, 101, 143)
HSL	hsl(201, 71%, 33%)
HSV	hsv(201, 83%, 56%)
CMYK	cmyk(83.2%, 29.4%, 0%, 43.9%)
CIE-LAB	lab(40.38, -7.10, -29.47)
CIE-LCH	lch(40.38, 30.31, 256.46°)
OKLab	oklab(48.25% -0.0511 -0.0834)
OKLCH	oklch(48.25% 0.098 238.5)
XYZ	xyz(9.9863, 11.4835, 27.6715)
Luminance	0.1148 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18658F #8F4218

analogous

#188F7D #18658F #182A8F

triadic

#18658F #8F1865 #658F18

tetradic

#18658F #7D188F #8F4218 #2A8F18

square

#18658F #7D188F #8F4218 #2A8F18

split-complementary

#18658F #8F182A #8F7D18

monochromatic

#061B26 #0F405B #18658F #218AC3 #42A8DF

Accessibility & contrast

On white

6.37

#18658F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#18658F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18658F

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18658F	#FFFFFF	#000000	##FFFFFF
##18658F	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#516591

Deuteranopia (green-blind)

#415A8E

Tritanopia (blue-blind)

#007074

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #18658f;
/* rgb */ color: rgb(24, 101, 143);
/* oklch */ color: oklch(48.3% 0.098 238.5);

Tailwind

colors: {
  custom: {
    50: '#6a90b0',
    500: '#18658f',
    950: '#000000',
  },
}

SCSS

$custom: #18658f;
$custom-light: #6a90b0;
$custom-dark: #000000;

JSON

{
  "hex": "#18658f",
  "rgb": {
    "r": 24,
    "g": 101,
    "b": 143
  },
  "hsl": {
    "h": 201.176,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.48254,
    "c": 0.09785,
    "h": 238.5
  },
  "luminance": 0.11485
}

Semantic roles & 50–950 ramp

primary

#18658F

secondary

#C06F43

accent

#793AEE

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #18658F

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

Preview Lab → · Contrast checker → · Palette generator →