#184F66#184F66

#184F66 is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.3% C 0.068 H 229.9°. Best body text is #FFFFFF at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#184F66
RGB	rgb(24, 79, 102)
HSL	hsl(198, 62%, 25%)
HSV	hsv(198, 76%, 40%)
CMYK	cmyk(76.5%, 22.5%, 0%, 60%)
CIE-LAB	lab(31.22, -9.32, -18.50)
CIE-LCH	lch(31.22, 20.72, 243.27°)
OKLab	oklab(40.31% -0.0437 -0.0519)
OKLCH	oklch(40.31% 0.068 229.9)
XYZ	xyz(5.5700, 6.7448, 13.5761)
Luminance	0.0674 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184F66 #662F18

analogous

#186656 #184F66 #182866

triadic

#184F66 #66184F #4F6618

tetradic

#184F66 #561866 #662F18 #286618

square

#184F66 #561866 #662F18 #286618

split-complementary

#184F66 #661828 #665618

monochromatic

#061319 #0C2934 #184F66 #247598 #2F9CC9

Accessibility & contrast

On white

8.94

#184F66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#184F66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184F66

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184F66	#FFFFFF	#000000	##FFFFFF
##184F66	1.00	8.94	2.35	8.94
#FFFFFF	8.94	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434E67

Deuteranopia (green-blind)

#394666

Tritanopia (blue-blind)

#005557

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #184f66;
/* rgb */ color: rgb(24, 79, 102);
/* oklch */ color: oklch(40.3% 0.068 229.9);

Tailwind

colors: {
  custom: {
    50: '#618091',
    500: '#184f66',
    950: '#000000',
  },
}

SCSS

$custom: #184f66;
$custom-light: #618091;
$custom-dark: #000000;

JSON

{
  "hex": "#184f66",
  "rgb": {
    "r": 24,
    "g": 79,
    "b": 102
  },
  "hsl": {
    "h": 197.692,
    "s": 61.905,
    "l": 24.706
  },
  "oklch": {
    "l": 0.40307,
    "c": 0.0679,
    "h": 229.9
  },
  "luminance": 0.06745
}

Semantic roles & 50–950 ramp

primary

#184F66

secondary

#9C5A3E

accent

#7343E5

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#050A0D

muted

#7A7C7D

Preview Lab

Preview with #184F66

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

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