#184E75#184E75

#184E75 is a dark, moderate cyan. Relative luminance 0.069; OKLCH L 40.9% C 0.086 H 244.4°. Best body text is #FFFFFF at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#184E75
RGB	rgb(24, 78, 117)
HSL	hsl(205, 66%, 28%)
HSV	hsv(205, 79%, 46%)
CMYK	cmyk(79.5%, 33.3%, 0%, 54.1%)
CIE-LAB	lab(31.64, -2.88, -27.28)
CIE-LCH	lch(31.64, 27.43, 263.98°)
OKLab	oklab(40.89% -0.0371 -0.0774)
OKLCH	oklch(40.89% 0.086 244.4)
XYZ	xyz(6.3107, 6.9266, 17.8305)
Luminance	0.0693 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184E75 #753F18

analogous

#18756D #184E75 #182075

triadic

#184E75 #75184E #4E7518

tetradic

#184E75 #6D1875 #753F18 #207518

square

#184E75 #6D1875 #753F18 #207518

split-complementary

#184E75 #751820 #756D18

monochromatic

#051119 #0E2C42 #184E75 #2270A8 #3291D5

Accessibility & contrast

On white

8.80

#184E75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#184E75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184E75

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184E75	#FFFFFF	#000000	##FFFFFF
##184E75	1.00	8.80	2.39	8.80
#FFFFFF	8.80	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C4F77

Deuteranopia (green-blind)

#2F4774

Tritanopia (blue-blind)

#00585C

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #184e75;
/* rgb */ color: rgb(24, 78, 117);
/* oklch */ color: oklch(40.9% 0.086 244.4);

Tailwind

colors: {
  custom: {
    50: '#647f9d',
    500: '#184e75',
    950: '#000000',
  },
}

SCSS

$custom: #184e75;
$custom-light: #647f9d;
$custom-dark: #000000;

JSON

{
  "hex": "#184e75",
  "rgb": {
    "r": 24,
    "g": 78,
    "b": 117
  },
  "hsl": {
    "h": 205.161,
    "s": 65.957,
    "l": 27.647
  },
  "oklch": {
    "l": 0.40888,
    "c": 0.08584,
    "h": 244.4
  },
  "luminance": 0.06927
}

Semantic roles & 50–950 ramp

primary

#184E75

secondary

#AA6C3F

accent

#863FE9

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #184E75

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

Preview Lab → · Contrast checker → · Palette generator →