#184E8F#184E8F

#184E8F is a dark, vivid cyan. Relative luminance 0.076; OKLCH L 42.6% C 0.121 H 255.6°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#184E8F
RGB	rgb(24, 78, 143)
HSL	hsl(213, 71%, 33%)
HSV	hsv(213, 83%, 56%)
CMYK	cmyk(83.2%, 45.5%, 0%, 43.9%)
CIE-LAB	lab(33.19, 7.62, -40.88)
CIE-LCH	lch(33.19, 41.59, 280.56°)
OKLab	oklab(42.61% -0.0302 -0.1173)
OKLCH	oklch(42.61% 0.121 255.6)
XYZ	xyz(8.0572, 7.6252, 27.0284)
Luminance	0.0763 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184E8F #8F5918

analogous

#18898F #184E8F #1E188F

triadic

#184E8F #8F184E #4E8F18

tetradic

#184E8F #8F1889 #8F5918 #188F1E

square

#184E8F #8F1889 #8F5918 #188F1E

split-complementary

#184E8F #8F1E18 #898F18

monochromatic

#061526 #0F315B #184E8F #216BC3 #4289DF

Accessibility & contrast

On white

8.32

#184E8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#184E8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184E8F

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184E8F	#FFFFFF	#000000	##FFFFFF
##184E8F	1.00	8.32	2.53	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C5491

Deuteranopia (green-blind)

#13498E

Tritanopia (blue-blind)

#005E67

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #184e8f;
/* rgb */ color: rgb(24, 78, 143);
/* oklch */ color: oklch(42.6% 0.121 255.6);

Tailwind

colors: {
  custom: {
    50: '#6a7fb0',
    500: '#184e8f',
    950: '#000000',
  },
}

SCSS

$custom: #184e8f;
$custom-light: #6a7fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#184e8f",
  "rgb": {
    "r": 24,
    "g": 78,
    "b": 143
  },
  "hsl": {
    "h": 212.773,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.42605,
    "c": 0.1211,
    "h": 255.6
  },
  "luminance": 0.07626
}

Semantic roles & 50–950 ramp

primary

#184E8F

secondary

#C08743

accent

#9C3AEE

background

#F6F7FA

surface

#ECEEF5

border

#C7C9CF

text

#080A10

muted

#7A7C7F

Preview Lab

Preview with #184E8F

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

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