#18477E#18477E

#18477E is a dark, moderate cyan. Relative luminance 0.062; OKLCH L 39.7% C 0.106 H 254.7°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#18477E
RGB	rgb(24, 71, 126)
HSL	hsl(212, 68%, 29%)
HSV	hsv(212, 81%, 49%)
CMYK	cmyk(81%, 43.7%, 0%, 50.6%)
CIE-LAB	lab(29.93, 5.39, -35.62)
CIE-LCH	lch(29.93, 36.03, 278.61°)
OKLab	oklab(39.72% -0.0278 -0.1019)
OKLCH	oklch(39.72% 0.106 254.7)
XYZ	xyz(6.3944, 6.2063, 20.5955)
Luminance	0.0621 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18477E #7E4F18

analogous

#187A7E #18477E #1C187E

triadic

#18477E #7E1847 #477E18

tetradic

#18477E #7E187A #7E4F18 #187E1C

square

#18477E #7E187A #7E4F18 #187E1C

split-complementary

#18477E #7E1C18 #7A7E18

monochromatic

#050E1A #0E2A4B #18477E #2264B1 #3782D9

Accessibility & contrast

On white

9.37

#18477E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#18477E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18477E

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18477E	#FFFFFF	#000000	##FFFFFF
##18477E	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C4B80

Deuteranopia (green-blind)

#19427D

Tritanopia (blue-blind)

#00545C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #18477e;
/* rgb */ color: rgb(24, 71, 126);
/* oklch */ color: oklch(39.7% 0.106 254.7);

Tailwind

colors: {
  custom: {
    50: '#6679a4',
    500: '#18477e',
    950: '#000000',
  },
}

SCSS

$custom: #18477e;
$custom-light: #6679a4;
$custom-dark: #000000;

JSON

{
  "hex": "#18477e",
  "rgb": {
    "r": 24,
    "g": 71,
    "b": 126
  },
  "hsl": {
    "h": 212.353,
    "s": 68,
    "l": 29.412
  },
  "oklch": {
    "l": 0.39718,
    "c": 0.10567,
    "h": 254.7
  },
  "luminance": 0.06207
}

Semantic roles & 50–950 ramp

primary

#18477E

secondary

#B27D3F

accent

#9B3DEB

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #18477E

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

Preview Lab → · Contrast checker → · Palette generator →