#183148#183148

#183148 is a dark, muted cyan. Relative luminance 0.029; OKLCH L 30.5% C 0.052 H 248.0°. Best body text is #FFFFFF at 13.36:1 contrast (WCAG AA passes).

Color values

HEX	#183148
RGB	rgb(24, 49, 72)
HSL	hsl(209, 50%, 19%)
HSV	hsv(209, 67%, 28%)
CMYK	cmyk(66.7%, 31.9%, 0%, 71.8%)
CIE-LAB	lab(19.47, -1.37, -17.18)
CIE-LCH	lch(19.47, 17.24, 265.43°)
OKLab	oklab(30.49% -0.0195 -0.0484)
OKLCH	oklch(30.49% 0.052 248)
XYZ	xyz(2.6443, 2.8585, 6.5420)
Luminance	0.0286 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183148 #482F18

analogous

#184847 #183148 #181948

triadic

#183148 #481831 #314818

tetradic

#183148 #471848 #482F18 #194818

square

#183148 #471848 #482F18 #194818

split-complementary

#183148 #481819 #484718

monochromatic

#081017 #09121A #183148 #275076 #376FA4

Accessibility & contrast

On white

13.36

#183148 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#183148 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183148

13.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183148	#FFFFFF	#000000	##FFFFFF
##183148	1.00	13.36	1.57	13.36
#FFFFFF	13.36	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273249

Deuteranopia (green-blind)

#212D48

Tritanopia (blue-blind)

#003639

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #183148;
/* rgb */ color: rgb(24, 49, 72);
/* oklch */ color: oklch(30.5% 0.052 248.0);

Tailwind

colors: {
  custom: {
    50: '#5a687b',
    500: '#183148',
    950: '#000000',
  },
}

SCSS

$custom: #183148;
$custom-light: #5a687b;
$custom-dark: #000000;

JSON

{
  "hex": "#183148",
  "rgb": {
    "r": 24,
    "g": 49,
    "b": 72
  },
  "hsl": {
    "h": 208.75,
    "s": 50,
    "l": 18.824
  },
  "oklch": {
    "l": 0.30489,
    "c": 0.05215,
    "h": 248
  },
  "luminance": 0.02859
}

Semantic roles & 50–950 ramp

primary

#183148

secondary

#7F5D3D

accent

#914EDA

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040609

muted

#797A7B

Preview Lab

Preview with #183148

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

Preview Lab → · Contrast checker → · Palette generator →