#18778A#18778A

#18778A is a mid, moderate cyan. Relative luminance 0.152; OKLCH L 52.6% C 0.087 H 215.2°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#18778A
RGB	rgb(24, 119, 138)
HSL	hsl(190, 70%, 32%)
HSV	hsv(190, 83%, 54%)
CMYK	cmyk(82.6%, 13.8%, 0%, 45.9%)
CIE-LAB	lab(45.94, -19.24, -17.88)
CIE-LCH	lch(45.94, 26.27, 222.89°)
OKLab	oklab(52.63% -0.0709 -0.0499)
OKLCH	oklch(52.63% 0.087 215.2)
XYZ	xyz(11.5590, 15.2214, 26.3686)
Luminance	0.1522 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18778A #8A2B18

analogous

#188A64 #18778A #183E8A

triadic

#18778A #8A1877 #778A18

tetradic

#18778A #64188A #8A2B18 #3E8A18

square

#18778A #64188A #8A2B18 #3E8A18

split-complementary

#18778A #8A183E #8A6418

monochromatic

#061D22 #0F4A56 #18778A #21A4BE #3FC3DE

Accessibility & contrast

On white

5.19

#18778A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#18778A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18778A

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18778A	#FFFFFF	#000000	##FFFFFF
##18778A	1.00	5.19	4.04	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A738B

Deuteranopia (green-blind)

#5B688A

Tritanopia (blue-blind)

#007E7D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #18778a;
/* rgb */ color: rgb(24, 119, 138);
/* oklch */ color: oklch(52.6% 0.087 215.2);

Tailwind

colors: {
  custom: {
    50: '#6b9eac',
    500: '#18778a',
    950: '#000000',
  },
}

SCSS

$custom: #18778a;
$custom-light: #6b9eac;
$custom-dark: #000000;

JSON

{
  "hex": "#18778a",
  "rgb": {
    "r": 24,
    "g": 119,
    "b": 138
  },
  "hsl": {
    "h": 190,
    "s": 70.37,
    "l": 31.765
  },
  "oklch": {
    "l": 0.52627,
    "c": 0.08672,
    "h": 215.2
  },
  "luminance": 0.15223
}

Semantic roles & 50–950 ramp

primary

#18778A

secondary

#BD5540

accent

#583BED

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #18778A

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

Preview Lab → · Contrast checker → · Palette generator →