#17376F#17376F

#17376F is a dark, moderate blue. Relative luminance 0.041; OKLCH L 34.7% C 0.104 H 260.7°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#17376F
RGB	rgb(23, 55, 111)
HSL	hsl(218, 66%, 26%)
HSV	hsv(218, 79%, 44%)
CMYK	cmyk(79.3%, 50.5%, 0%, 56.5%)
CIE-LAB	lab(23.87, 10.18, -35.85)
CIE-LCH	lch(23.87, 37.27, 285.85°)
OKLab	oklab(34.71% -0.0169 -0.103)
OKLCH	oklch(34.71% 0.104 260.7)
XYZ	xyz(4.5877, 4.0617, 15.5780)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17376F #6F4F17

analogous

#17636F #17376F #23176F

triadic

#17376F #6F1737 #376F17

tetradic

#17376F #6F1763 #6F4F17 #176F23

square

#17376F #6F1763 #6F4F17 #176F23

split-complementary

#17376F #6F2317 #636F17

monochromatic

#050D19 #0C1E3C #17376F #2250A2 #2D69D3

Accessibility & contrast

On white

11.59

#17376F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#17376F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17376F

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17376F	#FFFFFF	#000000	##FFFFFF
##17376F	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183D71

Deuteranopia (green-blind)

#00356E

Tritanopia (blue-blind)

#00444D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #17376f;
/* rgb */ color: rgb(23, 55, 111);
/* oklch */ color: oklch(34.7% 0.104 260.7);

Tailwind

colors: {
  custom: {
    50: '#626d99',
    500: '#17376f',
    950: '#000000',
  },
}

SCSS

$custom: #17376f;
$custom-light: #626d99;
$custom-dark: #000000;

JSON

{
  "hex": "#17376f",
  "rgb": {
    "r": 23,
    "g": 55,
    "b": 111
  },
  "hsl": {
    "h": 218.182,
    "s": 65.672,
    "l": 26.275
  },
  "oklch": {
    "l": 0.34705,
    "c": 0.10434,
    "h": 260.7
  },
  "luminance": 0.04062
}

Semantic roles & 50–950 ramp

primary

#17376F

secondary

#A57F3D

accent

#AB3FE9

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #17376F

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

Preview Lab → · Contrast checker → · Palette generator →