#17396B#17396B

#17396B is a dark, moderate blue. Relative luminance 0.042; OKLCH L 34.9% C 0.096 H 258.2°. Best body text is #FFFFFF at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#17396B
RGB	rgb(23, 57, 107)
HSL	hsl(216, 65%, 25%)
HSV	hsv(216, 79%, 42%)
CMYK	cmyk(78.5%, 46.7%, 0%, 58%)
CIE-LAB	lab(24.22, 7.09, -32.73)
CIE-LCH	lch(24.22, 33.49, 282.23°)
OKLab	oklab(34.88% -0.0195 -0.0937)
OKLCH	oklch(34.88% 0.096 258.2)
XYZ	xyz(4.4694, 4.1694, 14.4763)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17396B #6B4917

analogous

#17636B #17396B #1F176B

triadic

#17396B #6B1739 #396B17

tetradic

#17396B #6B1763 #6B4917 #176B1F

square

#17396B #6B1763 #6B4917 #176B1F

split-complementary

#17396B #6B1F17 #636B17

monochromatic

#050D19 #0C1E39 #17396B #22549D #2D6FD0

Accessibility & contrast

On white

11.45

#17396B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#17396B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17396B

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17396B	#FFFFFF	#000000	##FFFFFF
##17396B	1.00	11.45	1.83	11.45
#FFFFFF	11.45	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#203E6D

Deuteranopia (green-blind)

#0F366A

Tritanopia (blue-blind)

#00454C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #17396b;
/* rgb */ color: rgb(23, 57, 107);
/* oklch */ color: oklch(34.9% 0.096 258.2);

Tailwind

colors: {
  custom: {
    50: '#616e96',
    500: '#17396b',
    950: '#000000',
  },
}

SCSS

$custom: #17396b;
$custom-light: #616e96;
$custom-dark: #000000;

JSON

{
  "hex": "#17396b",
  "rgb": {
    "r": 23,
    "g": 57,
    "b": 107
  },
  "hsl": {
    "h": 215.714,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.34884,
    "c": 0.09573,
    "h": 258.2
  },
  "luminance": 0.0417
}

Semantic roles & 50–950 ramp

primary

#17396B

secondary

#A1783D

accent

#A440E8

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #17396B

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

Preview Lab → · Contrast checker → · Palette generator →