#18447A#18447A

#18447A is a dark, moderate cyan. Relative luminance 0.057; OKLCH L 38.7% C 0.104 H 255.5°. Best body text is #FFFFFF at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#18447A
RGB	rgb(24, 68, 122)
HSL	hsl(213, 67%, 29%)
HSV	hsv(213, 80%, 48%)
CMYK	cmyk(80.3%, 44.3%, 0%, 52.2%)
CIE-LAB	lab(28.73, 5.80, -35.04)
CIE-LCH	lch(28.73, 35.51, 279.39°)
OKLab	oklab(38.7% -0.026 -0.1003)
OKLCH	oklch(38.7% 0.104 255.5)
XYZ	xyz(5.9554, 5.7329, 19.2013)
Luminance	0.0573 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18447A #7A4E18

analogous

#18757A #18447A #1D187A

triadic

#18447A #7A1844 #447A18

tetradic

#18447A #7A1875 #7A4E18 #187A1D

square

#18447A #7A1875 #7A4E18 #187A1D

split-complementary

#18447A #7A1D18 #757A18

monochromatic

#050E1A #0E2747 #18447A #2261AD #357ED7

Accessibility & contrast

On white

9.78

#18447A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#18447A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18447A

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18447A	#FFFFFF	#000000	##FFFFFF
##18447A	1.00	9.78	2.15	9.78
#FFFFFF	9.78	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29497C

Deuteranopia (green-blind)

#174079

Tritanopia (blue-blind)

#005159

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #18447a;
/* rgb */ color: rgb(24, 68, 122);
/* oklch */ color: oklch(38.7% 0.104 255.5);

Tailwind

colors: {
  custom: {
    50: '#6577a1',
    500: '#18447a',
    950: '#000000',
  },
}

SCSS

$custom: #18447a;
$custom-light: #6577a1;
$custom-dark: #000000;

JSON

{
  "hex": "#18447a",
  "rgb": {
    "r": 24,
    "g": 68,
    "b": 122
  },
  "hsl": {
    "h": 213.061,
    "s": 67.123,
    "l": 28.627
  },
  "oklch": {
    "l": 0.38704,
    "c": 0.10359,
    "h": 255.5
  },
  "luminance": 0.05734
}

Semantic roles & 50–950 ramp

primary

#18447A

secondary

#AF7D3F

accent

#9D3EEA

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080F

muted

#7A7B7E

Preview Lab

Preview with #18447A

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

Preview Lab → · Contrast checker → · Palette generator →