#18477C#18477C

#18477C is a dark, moderate cyan. Relative luminance 0.062; OKLCH L 39.6% C 0.103 H 254.0°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#18477C
RGB	rgb(24, 71, 124)
HSL	hsl(212, 68%, 29%)
HSV	hsv(212, 81%, 49%)
CMYK	cmyk(80.6%, 42.7%, 0%, 51.4%)
CIE-LAB	lab(29.80, 4.58, -34.58)
CIE-LCH	lch(29.80, 34.88, 277.54°)
OKLab	oklab(39.58% -0.0283 -0.0989)
OKLCH	oklch(39.58% 0.103 254)
XYZ	xyz(6.2667, 6.1552, 19.9227)
Luminance	0.0616 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18477C #7C4D18

analogous

#18797C #18477C #1B187C

triadic

#18477C #7C1847 #477C18

tetradic

#18477C #7C1879 #7C4D18 #187C1B

square

#18477C #7C1879 #7C4D18 #187C1B

split-complementary

#18477C #7C1B18 #797C18

monochromatic

#050F1A #0E2A49 #18477C #2264AF #3682D8

Accessibility & contrast

On white

9.41

#18477C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#18477C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18477C

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18477C	#FFFFFF	#000000	##FFFFFF
##18477C	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D4B7E

Deuteranopia (green-blind)

#1C427B

Tritanopia (blue-blind)

#00545B

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #18477c;
/* rgb */ color: rgb(24, 71, 124);
/* oklch */ color: oklch(39.6% 0.103 254.0);

Tailwind

colors: {
  custom: {
    50: '#6579a2',
    500: '#18477c',
    950: '#000000',
  },
}

SCSS

$custom: #18477c;
$custom-light: #6579a2;
$custom-dark: #000000;

JSON

{
  "hex": "#18477c",
  "rgb": {
    "r": 24,
    "g": 71,
    "b": 124
  },
  "hsl": {
    "h": 211.8,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.39579,
    "c": 0.10283,
    "h": 254
  },
  "luminance": 0.06156
}

Semantic roles & 50–950 ramp

primary

#18477C

secondary

#B17B3F

accent

#993DEA

background

#F6F7FA

surface

#EBEDF3

border

#C6C8CD

text

#06090F

muted

#7A7B7F

Preview Lab

Preview with #18477C

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

Preview Lab → · Contrast checker → · Palette generator →