#17406B#17406B

#17406B is a dark, moderate cyan. Relative luminance 0.049; OKLCH L 36.6% C 0.087 H 252.3°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#17406B
RGB	rgb(23, 64, 107)
HSL	hsl(211, 65%, 25%)
HSV	hsv(211, 79%, 42%)
CMYK	cmyk(78.5%, 40.2%, 0%, 58%)
CIE-LAB	lab(26.48, 2.23, -29.13)
CIE-LCH	lch(26.48, 29.22, 274.38°)
OKLab	oklab(36.64% -0.0265 -0.083)
OKLCH	oklch(36.64% 0.087 252.3)
XYZ	xyz(4.8396, 4.9099, 14.5997)
Luminance	0.0491 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17406B #6B4217

analogous

#176A6B #17406B #18176B

triadic

#17406B #6B1740 #406B17

tetradic

#17406B #6B176A #6B4217 #176B18

square

#17406B #6B176A #6B4217 #176B18

split-complementary

#17406B #6B1817 #6A6B17

monochromatic

#050F19 #0C2239 #17406B #225E9D #2D7CD0

Accessibility & contrast

On white

10.60

#17406B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#17406B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17406B

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17406B	#FFFFFF	#000000	##FFFFFF
##17406B	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C436D

Deuteranopia (green-blind)

#1F3B6A

Tritanopia (blue-blind)

#004A50

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #17406b;
/* rgb */ color: rgb(23, 64, 107);
/* oklch */ color: oklch(36.6% 0.087 252.3);

Tailwind

colors: {
  custom: {
    50: '#617495',
    500: '#17406b',
    950: '#000000',
  },
}

SCSS

$custom: #17406b;
$custom-light: #617495;
$custom-dark: #000000;

JSON

{
  "hex": "#17406b",
  "rgb": {
    "r": 23,
    "g": 64,
    "b": 107
  },
  "hsl": {
    "h": 210.714,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.36636,
    "c": 0.08715,
    "h": 252.3
  },
  "luminance": 0.0491
}

Semantic roles & 50–950 ramp

primary

#17406B

secondary

#A1703D

accent

#9640E8

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #17406B

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

Preview Lab → · Contrast checker → · Palette generator →