#18447D#18447D

#18447D is a dark, moderate cyan. Relative luminance 0.058; OKLCH L 38.9% C 0.108 H 256.4°. Best body text is #FFFFFF at 9.71:1 contrast (WCAG AA passes).

Color values

HEX	#18447D
RGB	rgb(24, 68, 125)
HSL	hsl(214, 68%, 29%)
HSV	hsv(214, 81%, 49%)
CMYK	cmyk(80.8%, 45.6%, 0%, 51%)
CIE-LAB	lab(28.92, 7.03, -36.60)
CIE-LCH	lch(28.92, 37.27, 280.87°)
OKLab	oklab(38.92% -0.0253 -0.1049)
OKLCH	oklch(38.92% 0.108 256.4)
XYZ	xyz(6.1441, 5.8084, 20.1954)
Luminance	0.0581 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18447D #7D5118

analogous

#18777D #18447D #1E187D

triadic

#18447D #7D1844 #447D18

tetradic

#18447D #7D1877 #7D5118 #187D1E

square

#18447D #7D1877 #7D5118 #187D1E

split-complementary

#18447D #7D1E18 #777D18

monochromatic

#050E1A #0E284A #18447D #2260B0 #377DD9

Accessibility & contrast

On white

9.71

#18447D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#18447D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18447D

9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18447D	#FFFFFF	#000000	##FFFFFF
##18447D	1.00	9.71	2.16	9.71
#FFFFFF	9.71	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27497F

Deuteranopia (green-blind)

#13407C

Tritanopia (blue-blind)

#00525A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #18447d;
/* rgb */ color: rgb(24, 68, 125);
/* oklch */ color: oklch(38.9% 0.108 256.4);

Tailwind

colors: {
  custom: {
    50: '#6677a3',
    500: '#18447d',
    950: '#000000',
  },
}

SCSS

$custom: #18447d;
$custom-light: #6677a3;
$custom-dark: #000000;

JSON

{
  "hex": "#18447d",
  "rgb": {
    "r": 24,
    "g": 68,
    "b": 125
  },
  "hsl": {
    "h": 213.861,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.38919,
    "c": 0.1079,
    "h": 256.4
  },
  "luminance": 0.05809
}

Semantic roles & 50–950 ramp

primary

#18447D

secondary

#B2803F

accent

#9F3DEB

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #18447D

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

Preview Lab → · Contrast checker → · Palette generator →