#17477C#17477C

#17477C is a dark, moderate cyan. Relative luminance 0.061; OKLCH L 39.5% C 0.103 H 253.7°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#17477C
RGB	rgb(23, 71, 124)
HSL	hsl(211, 69%, 29%)
HSV	hsv(211, 81%, 49%)
CMYK	cmyk(81.5%, 42.7%, 0%, 51.4%)
CIE-LAB	lab(29.77, 4.45, -34.63)
CIE-LCH	lch(29.77, 34.91, 277.33°)
OKLab	oklab(39.55% -0.0289 -0.099)
OKLCH	oklch(39.55% 0.103 253.7)
XYZ	xyz(6.2433, 6.1431, 19.9216)
Luminance	0.0614 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17477C #7C4C17

analogous

#177A7C #17477C #1A177C

triadic

#17477C #7C1747 #477C17

tetradic

#17477C #7C177A #7C4C17 #177C1A

square

#17477C #7C177A #7C4C17 #177C1A

split-complementary

#17477C #7C1A17 #7A7C17

monochromatic

#050F1A #0D2948 #17477C #2165B0 #3483D9

Accessibility & contrast

On white

9.42

#17477C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#17477C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17477C

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17477C	#FFFFFF	#000000	##FFFFFF
##17477C	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	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: #17477c;
/* rgb */ color: rgb(23, 71, 124);
/* oklch */ color: oklch(39.5% 0.103 253.7);

Tailwind

colors: {
  custom: {
    50: '#6579a2',
    500: '#17477c',
    950: '#000000',
  },
}

SCSS

$custom: #17477c;
$custom-light: #6579a2;
$custom-dark: #000000;

JSON

{
  "hex": "#17477c",
  "rgb": {
    "r": 23,
    "g": 71,
    "b": 124
  },
  "hsl": {
    "h": 211.485,
    "s": 68.707,
    "l": 28.824
  },
  "oklch": {
    "l": 0.39547,
    "c": 0.10315,
    "h": 253.7
  },
  "luminance": 0.06144
}

Semantic roles & 50–950 ramp

primary

#17477C

secondary

#B17A3E

accent

#983CEC

background

#F6F7FA

surface

#EBEDF3

border

#C6C8CD

text

#06090F

muted

#7A7B7F

Preview Lab

Preview with #17477C

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

Preview Lab → · Contrast checker → · Palette generator →