#184C71#184C71

#184C71 is a dark, moderate cyan. Relative luminance 0.066; OKLCH L 40.1% C 0.083 H 243.8°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#184C71
RGB	rgb(24, 76, 113)
HSL	hsl(205, 65%, 27%)
HSV	hsv(205, 79%, 44%)
CMYK	cmyk(78.8%, 32.7%, 0%, 55.7%)
CIE-LAB	lab(30.77, -3.17, -26.14)
CIE-LCH	lch(30.77, 26.33, 263.08°)
OKLab	oklab(40.13% -0.0364 -0.0741)
OKLCH	oklch(40.13% 0.083 243.8)
XYZ	xyz(5.9406, 6.5546, 16.5717)
Luminance	0.0655 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184C71 #713D18

analogous

#18716A #184C71 #181F71

triadic

#184C71 #71184C #4C7118

tetradic

#184C71 #6A1871 #713D18 #1F7118

square

#184C71 #6A1871 #713D18 #1F7118

split-complementary

#184C71 #71181F #716A18

monochromatic

#051119 #0D2A3F #184C71 #236EA3 #308FD3

Accessibility & contrast

On white

9.09

#184C71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#184C71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184C71

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184C71	#FFFFFF	#000000	##FFFFFF
##184C71	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B4D73

Deuteranopia (green-blind)

#2F4570

Tritanopia (blue-blind)

#005559

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #184c71;
/* rgb */ color: rgb(24, 76, 113);
/* oklch */ color: oklch(40.1% 0.083 243.8);

Tailwind

colors: {
  custom: {
    50: '#637d9a',
    500: '#184c71',
    950: '#000000',
  },
}

SCSS

$custom: #184c71;
$custom-light: #637d9a;
$custom-dark: #000000;

JSON

{
  "hex": "#184c71",
  "rgb": {
    "r": 24,
    "g": 76,
    "b": 113
  },
  "hsl": {
    "h": 204.944,
    "s": 64.964,
    "l": 26.863
  },
  "oklch": {
    "l": 0.40132,
    "c": 0.08255,
    "h": 243.8
  },
  "luminance": 0.06555
}

Semantic roles & 50–950 ramp

primary

#184C71

secondary

#A66A3E

accent

#8640E8

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #184C71

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

Preview Lab → · Contrast checker → · Palette generator →