#183448#183448

#183448 is a dark, muted cyan. Relative luminance 0.031; OKLCH L 31.3% C 0.050 H 241.8°. Best body text is #FFFFFF at 12.93:1 contrast (WCAG AA passes).

Color values

HEX	#183448
RGB	rgb(24, 52, 72)
HSL	hsl(205, 50%, 19%)
HSV	hsv(205, 67%, 28%)
CMYK	cmyk(66.7%, 27.8%, 0%, 71.8%)
CIE-LAB	lab(20.51, -3.43, -15.56)
CIE-LCH	lch(20.51, 15.93, 257.57°)
OKLab	oklab(31.31% -0.0234 -0.0436)
OKLCH	oklch(31.31% 0.05 241.8)
XYZ	xyz(2.7739, 3.1178, 6.5852)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183448 #482C18

analogous

#184844 #183448 #181C48

triadic

#183448 #481834 #344818

tetradic

#183448 #441848 #482C18 #1C4818

square

#183448 #441848 #482C18 #1C4818

split-complementary

#183448 #48181C #484418

monochromatic

#081117 #09131A #183448 #275576 #3776A4

Accessibility & contrast

On white

12.93

#183448 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#183448 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183448

12.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183448	#FFFFFF	#000000	##FFFFFF
##183448	1.00	12.93	1.62	12.93
#FFFFFF	12.93	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3449

Deuteranopia (green-blind)

#252F48

Tritanopia (blue-blind)

#00393B

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #183448;
/* rgb */ color: rgb(24, 52, 72);
/* oklch */ color: oklch(31.3% 0.050 241.8);

Tailwind

colors: {
  custom: {
    50: '#5a6b7b',
    500: '#183448',
    950: '#000000',
  },
}

SCSS

$custom: #183448;
$custom-light: #5a6b7b;
$custom-dark: #000000;

JSON

{
  "hex": "#183448",
  "rgb": {
    "r": 24,
    "g": 52,
    "b": 72
  },
  "hsl": {
    "h": 205,
    "s": 50,
    "l": 18.824
  },
  "oklch": {
    "l": 0.31311,
    "c": 0.04954,
    "h": 241.8
  },
  "luminance": 0.03118
}

Semantic roles & 50–950 ramp

primary

#183448

secondary

#7F583D

accent

#884EDA

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040609

muted

#797A7B

Preview Lab

Preview with #183448

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

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