#184E71#184E71

#184E71 is a dark, moderate cyan. Relative luminance 0.068; OKLCH L 40.7% C 0.081 H 241.6°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#184E71
RGB	rgb(24, 78, 113)
HSL	hsl(204, 65%, 27%)
HSV	hsv(204, 79%, 44%)
CMYK	cmyk(78.8%, 31%, 0%, 55.7%)
CIE-LAB	lab(31.43, -4.45, -25.11)
CIE-LCH	lch(31.43, 25.50, 259.94°)
OKLab	oklab(40.65% -0.0385 -0.0711)
OKLCH	oklch(40.65% 0.081 241.6)
XYZ	xyz(6.0806, 6.8345, 16.6183)
Luminance	0.0683 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184E71 #713B18

analogous

#187168 #184E71 #182171

triadic

#184E71 #71184E #4E7118

tetradic

#184E71 #681871 #713B18 #217118

square

#184E71 #681871 #713B18 #217118

split-complementary

#184E71 #711821 #716818

monochromatic

#051119 #0D2B3F #184E71 #2371A3 #3093D3

Accessibility & contrast

On white

8.87

#184E71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#184E71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184E71

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184E71	#FFFFFF	#000000	##FFFFFF
##184E71	1.00	8.87	2.37	8.87
#FFFFFF	8.87	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E4F73

Deuteranopia (green-blind)

#314670

Tritanopia (blue-blind)

#00575A

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #184e71;
/* rgb */ color: rgb(24, 78, 113);
/* oklch */ color: oklch(40.7% 0.081 241.6);

Tailwind

colors: {
  custom: {
    50: '#637f9a',
    500: '#184e71',
    950: '#000000',
  },
}

SCSS

$custom: #184e71;
$custom-light: #637f9a;
$custom-dark: #000000;

JSON

{
  "hex": "#184e71",
  "rgb": {
    "r": 24,
    "g": 78,
    "b": 113
  },
  "hsl": {
    "h": 203.596,
    "s": 64.964,
    "l": 26.863
  },
  "oklch": {
    "l": 0.40651,
    "c": 0.08082,
    "h": 241.6
  },
  "luminance": 0.06835
}

Semantic roles & 50–950 ramp

primary

#184E71

secondary

#A6673E

accent

#8240E8

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #184E71

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

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