#184D66#184D66

#184D66 is a dark, moderate cyan. Relative luminance 0.065; OKLCH L 39.8% C 0.069 H 232.9°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#184D66
RGB	rgb(24, 77, 102)
HSL	hsl(199, 62%, 25%)
HSV	hsv(199, 76%, 40%)
CMYK	cmyk(76.5%, 24.5%, 0%, 60%)
CIE-LAB	lab(30.55, -8.08, -19.55)
CIE-LCH	lch(30.55, 21.15, 247.53°)
OKLab	oklab(39.77% -0.0415 -0.055)
OKLCH	oklch(39.77% 0.069 232.9)
XYZ	xyz(5.4279, 6.4606, 13.5288)
Luminance	0.0646 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184D66 #663118

analogous

#186658 #184D66 #182666

triadic

#184D66 #66184D #4D6618

tetradic

#184D66 #581866 #663118 #266618

square

#184D66 #581866 #663118 #266618

split-complementary

#184D66 #661826 #665818

monochromatic

#061319 #0C2834 #184D66 #247298 #2F98C9

Accessibility & contrast

On white

9.16

#184D66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#184D66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184D66

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184D66	#FFFFFF	#000000	##FFFFFF
##184D66	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#414C67

Deuteranopia (green-blind)

#364566

Tritanopia (blue-blind)

#005455

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #184d66;
/* rgb */ color: rgb(24, 77, 102);
/* oklch */ color: oklch(39.8% 0.069 232.9);

Tailwind

colors: {
  custom: {
    50: '#617e91',
    500: '#184d66',
    950: '#000000',
  },
}

SCSS

$custom: #184d66;
$custom-light: #617e91;
$custom-dark: #000000;

JSON

{
  "hex": "#184d66",
  "rgb": {
    "r": 24,
    "g": 77,
    "b": 102
  },
  "hsl": {
    "h": 199.231,
    "s": 61.905,
    "l": 24.706
  },
  "oklch": {
    "l": 0.3977,
    "c": 0.06887,
    "h": 232.9
  },
  "luminance": 0.06461
}

Semantic roles & 50–950 ramp

primary

#184D66

secondary

#9C5C3E

accent

#7743E5

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#050A0D

muted

#7A7C7D

Preview Lab

Preview with #184D66

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

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