#18456D#18456D

#18456D is a dark, moderate cyan. Relative luminance 0.056; OKLCH L 38.1% C 0.084 H 248.8°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#18456D
RGB	rgb(24, 69, 109)
HSL	hsl(208, 64%, 26%)
HSV	hsv(208, 78%, 43%)
CMYK	cmyk(78%, 36.7%, 0%, 57.3%)
CIE-LAB	lab(28.26, -0.18, -27.58)
CIE-LCH	lch(28.26, 27.58, 269.63°)
OKLab	oklab(38.08% -0.0304 -0.0784)
OKLCH	oklch(38.08% 0.084 248.8)
XYZ	xyz(5.2641, 5.5540, 15.2596)
Luminance	0.0556 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18456D #6D4018

analogous

#186D6A #18456D #181A6D

triadic

#18456D #6D1845 #456D18

tetradic

#18456D #6A186D #6D4018 #1A6D18

square

#18456D #6A186D #6D4018 #1A6D18

split-complementary

#18456D #6D181A #6D6A18

monochromatic

#061019 #0D253B #18456D #23659F #2E84D1

Accessibility & contrast

On white

9.95

#18456D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#18456D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18456D

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18456D	#FFFFFF	#000000	##FFFFFF
##18456D	1.00	9.95	2.11	9.95
#FFFFFF	9.95	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33476F

Deuteranopia (green-blind)

#263F6C

Tritanopia (blue-blind)

#004F54

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #18456d;
/* rgb */ color: rgb(24, 69, 109);
/* oklch */ color: oklch(38.1% 0.084 248.8);

Tailwind

colors: {
  custom: {
    50: '#627897',
    500: '#18456d',
    950: '#000000',
  },
}

SCSS

$custom: #18456d;
$custom-light: #627897;
$custom-dark: #000000;

JSON

{
  "hex": "#18456d",
  "rgb": {
    "r": 24,
    "g": 69,
    "b": 109
  },
  "hsl": {
    "h": 208.235,
    "s": 63.91,
    "l": 26.078
  },
  "oklch": {
    "l": 0.3808,
    "c": 0.08408,
    "h": 248.8
  },
  "luminance": 0.05555
}

Semantic roles & 50–950 ramp

primary

#18456D

secondary

#A36D3E

accent

#8F41E7

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #18456D

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

Preview Lab → · Contrast checker → · Palette generator →