#18518E#18518E

#18518E is a dark, moderate cyan. Relative luminance 0.080; OKLCH L 43.3% C 0.116 H 253.5°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#18518E
RGB	rgb(24, 81, 142)
HSL	hsl(211, 71%, 33%)
HSV	hsv(211, 83%, 56%)
CMYK	cmyk(83.1%, 43%, 0%, 44.3%)
CIE-LAB	lab(34.05, 5.21, -38.90)
CIE-LCH	lch(34.05, 39.25, 277.63°)
OKLab	oklab(43.25% -0.033 -0.1114)
OKLCH	oklch(43.25% 0.116 253.5)
XYZ	xyz(8.1998, 8.0310, 26.7039)
Luminance	0.0803 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18518E #8E5518

analogous

#188C8E #18518E #1A188E

triadic

#18518E #8E1851 #518E18

tetradic

#18518E #8E188C #8E5518 #188E1A

square

#18518E #8E188C #8E5518 #188E1A

split-complementary

#18518E #8E1A18 #8C8E18

monochromatic

#061525 #0F335A #18518E #216FC2 #418EDF

Accessibility & contrast

On white

8.06

#18518E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#18518E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18518E

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18518E	#FFFFFF	#000000	##FFFFFF
##18518E	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#335690

Deuteranopia (green-blind)

#1D4B8D

Tritanopia (blue-blind)

#006068

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #18518e;
/* rgb */ color: rgb(24, 81, 142);
/* oklch */ color: oklch(43.3% 0.116 253.5);

Tailwind

colors: {
  custom: {
    50: '#6a81af',
    500: '#18518e',
    950: '#000000',
  },
}

SCSS

$custom: #18518e;
$custom-light: #6a81af;
$custom-dark: #000000;

JSON

{
  "hex": "#18518e",
  "rgb": {
    "r": 24,
    "g": 81,
    "b": 142
  },
  "hsl": {
    "h": 211.017,
    "s": 71.084,
    "l": 32.549
  },
  "oklch": {
    "l": 0.4325,
    "c": 0.11616,
    "h": 253.5
  },
  "luminance": 0.08032
}

Semantic roles & 50–950 ramp

primary

#18518E

secondary

#C08342

accent

#973AEE

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #18518E

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

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