#184D75#184D75

#184D75 is a dark, moderate cyan. Relative luminance 0.068; OKLCH L 40.6% C 0.087 H 245.4°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#184D75
RGB	rgb(24, 77, 117)
HSL	hsl(206, 66%, 28%)
HSV	hsv(206, 79%, 46%)
CMYK	cmyk(79.5%, 34.2%, 0%, 54.1%)
CIE-LAB	lab(31.31, -2.23, -27.80)
CIE-LCH	lch(31.31, 27.89, 265.41°)
OKLab	oklab(40.63% -0.0361 -0.0789)
OKLCH	oklch(40.63% 0.087 245.4)
XYZ	xyz(6.2402, 6.7856, 17.8070)
Luminance	0.0679 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184D75 #754018

analogous

#18756E #184D75 #181F75

triadic

#184D75 #75184D #4D7518

tetradic

#184D75 #6E1875 #754018 #1F7518

square

#184D75 #6E1875 #754018 #1F7518

split-complementary

#184D75 #75181F #756E18

monochromatic

#051119 #0E2C42 #184D75 #226EA8 #328FD5

Accessibility & contrast

On white

8.91

#184D75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#184D75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184D75

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184D75	#FFFFFF	#000000	##FFFFFF
##184D75	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B4E77

Deuteranopia (green-blind)

#2D4674

Tritanopia (blue-blind)

#00575B

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #184d75;
/* rgb */ color: rgb(24, 77, 117);
/* oklch */ color: oklch(40.6% 0.087 245.4);

Tailwind

colors: {
  custom: {
    50: '#647e9d',
    500: '#184d75',
    950: '#000000',
  },
}

SCSS

$custom: #184d75;
$custom-light: #647e9d;
$custom-dark: #000000;

JSON

{
  "hex": "#184d75",
  "rgb": {
    "r": 24,
    "g": 77,
    "b": 117
  },
  "hsl": {
    "h": 205.806,
    "s": 65.957,
    "l": 27.647
  },
  "oklch": {
    "l": 0.40631,
    "c": 0.08678,
    "h": 245.4
  },
  "luminance": 0.06786
}

Semantic roles & 50–950 ramp

primary

#184D75

secondary

#AA6D3F

accent

#883FE9

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #184D75

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

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