#183045#183045

#183045 is a dark, muted cyan. Relative luminance 0.027; OKLCH L 30.0% C 0.049 H 246.7°. Best body text is #FFFFFF at 13.57:1 contrast (WCAG AA passes).

Color values

HEX	#183045
RGB	rgb(24, 48, 69)
HSL	hsl(208, 48%, 18%)
HSV	hsv(208, 65%, 27%)
CMYK	cmyk(65.2%, 30.4%, 0%, 72.9%)
CIE-LAB	lab(18.96, -1.85, -15.94)
CIE-LCH	lch(18.96, 16.04, 263.39°)
OKLab	oklab(30.04% -0.0193 -0.0448)
OKLCH	oklch(30.04% 0.049 246.7)
XYZ	xyz(2.5074, 2.7375, 6.0253)
Luminance	0.0274 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183045 #452D18

analogous

#184543 #183045 #181945

triadic

#183045 #451830 #304518

tetradic

#183045 #431845 #452D18 #194518

square

#183045 #431845 #452D18 #194518

split-complementary

#183045 #451819 #454318

monochromatic

#081017 #081018 #183045 #285072 #386FA0

Accessibility & contrast

On white

13.57

#183045 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#183045 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183045

13.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183045	#FFFFFF	#000000	##FFFFFF
##183045	1.00	13.57	1.55	13.57
#FFFFFF	13.57	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273146

Deuteranopia (green-blind)

#212C45

Tritanopia (blue-blind)

#003537

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #183045;
/* rgb */ color: rgb(24, 48, 69);
/* oklch */ color: oklch(30.0% 0.049 246.7);

Tailwind

colors: {
  custom: {
    50: '#596878',
    500: '#183045',
    950: '#000000',
  },
}

SCSS

$custom: #183045;
$custom-light: #596878;
$custom-dark: #000000;

JSON

{
  "hex": "#183045",
  "rgb": {
    "r": 24,
    "g": 48,
    "b": 69
  },
  "hsl": {
    "h": 208,
    "s": 48.387,
    "l": 18.235
  },
  "oklch": {
    "l": 0.30037,
    "c": 0.04875,
    "h": 246.7
  },
  "luminance": 0.02738
}

Semantic roles & 50–950 ramp

primary

#183045

secondary

#7C5A3D

accent

#8F50D8

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040609

muted

#797A7B

Preview Lab

Preview with #183045

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

Preview Lab → · Contrast checker → · Palette generator →