#184D8F#184D8F

#184D8F is a dark, vivid cyan. Relative luminance 0.075; OKLCH L 42.4% C 0.122 H 256.1°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#184D8F
RGB	rgb(24, 77, 143)
HSL	hsl(213, 71%, 33%)
HSV	hsv(213, 83%, 56%)
CMYK	cmyk(83.2%, 46.2%, 0%, 43.9%)
CIE-LAB	lab(32.88, 8.29, -41.37)
CIE-LCH	lch(32.88, 42.20, 281.33°)
OKLab	oklab(42.37% -0.0294 -0.1187)
OKLCH	oklch(42.37% 0.122 256.1)
XYZ	xyz(7.9866, 7.4841, 27.0049)
Luminance	0.0748 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184D8F #8F5A18

analogous

#18888F #184D8F #1E188F

triadic

#184D8F #8F184D #4D8F18

tetradic

#184D8F #8F1888 #8F5A18 #188F1E

square

#184D8F #8F1888 #8F5A18 #188F1E

split-complementary

#184D8F #8F1E18 #888F18

monochromatic

#061526 #0F315B #184D8F #2169C3 #4288DF

Accessibility & contrast

On white

8.41

#184D8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#184D8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184D8F

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184D8F	#FFFFFF	#000000	##FFFFFF
##184D8F	1.00	8.41	2.50	8.41
#FFFFFF	8.41	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A5392

Deuteranopia (green-blind)

#0F488E

Tritanopia (blue-blind)

#005D67

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #184d8f;
/* rgb */ color: rgb(24, 77, 143);
/* oklch */ color: oklch(42.4% 0.122 256.1);

Tailwind

colors: {
  custom: {
    50: '#6a7eb0',
    500: '#184d8f',
    950: '#000000',
  },
}

SCSS

$custom: #184d8f;
$custom-light: #6a7eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#184d8f",
  "rgb": {
    "r": 24,
    "g": 77,
    "b": 143
  },
  "hsl": {
    "h": 213.277,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.42368,
    "c": 0.12231,
    "h": 256.1
  },
  "luminance": 0.07485
}

Semantic roles & 50–950 ramp

primary

#184D8F

secondary

#C08843

accent

#9E3AEE

background

#F6F7FA

surface

#ECEEF5

border

#C7C9CF

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #184D8F

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

Preview Lab → · Contrast checker → · Palette generator →