#184F64#184F64

#184F64 is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.2% C 0.066 H 227.5°. Best body text is #FFFFFF at 8.97:1 contrast (WCAG AA passes).

Color values

HEX	#184F64
RGB	rgb(24, 79, 100)
HSL	hsl(197, 61%, 24%)
HSV	hsv(197, 76%, 39%)
CMYK	cmyk(76%, 21%, 0%, 60.8%)
CIE-LAB	lab(31.13, -10.07, -17.38)
CIE-LCH	lch(31.13, 20.09, 239.92°)
OKLab	oklab(40.2% -0.0446 -0.0487)
OKLCH	oklch(40.2% 0.066 227.5)
XYZ	xyz(5.4720, 6.7056, 13.0600)
Luminance	0.0671 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184F64 #642D18

analogous

#186453 #184F64 #182964

triadic

#184F64 #64184F #4F6418

tetradic

#184F64 #531864 #642D18 #296418

square

#184F64 #531864 #642D18 #296418

split-complementary

#184F64 #641829 #645318

monochromatic

#061319 #0C2833 #184F64 #247695 #309DC7

Accessibility & contrast

On white

8.97

#184F64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#184F64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184F64

8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184F64	#FFFFFF	#000000	##FFFFFF
##184F64	1.00	8.97	2.34	8.97
#FFFFFF	8.97	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444D65

Deuteranopia (green-blind)

#394664

Tritanopia (blue-blind)

#005556

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #184f64;
/* rgb */ color: rgb(24, 79, 100);
/* oklch */ color: oklch(40.2% 0.066 227.5);

Tailwind

colors: {
  custom: {
    50: '#618090',
    500: '#184f64',
    950: '#000000',
  },
}

SCSS

$custom: #184f64;
$custom-light: #618090;
$custom-dark: #000000;

JSON

{
  "hex": "#184f64",
  "rgb": {
    "r": 24,
    "g": 79,
    "b": 100
  },
  "hsl": {
    "h": 196.579,
    "s": 61.29,
    "l": 24.314
  },
  "oklch": {
    "l": 0.40203,
    "c": 0.06602,
    "h": 227.5
  },
  "luminance": 0.06706
}

Semantic roles & 50–950 ramp

primary

#184F64

secondary

#9A573E

accent

#7043E4

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#050A0C

muted

#7A7C7D

Preview Lab

Preview with #184F64

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

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