#17376E#17376E

#17376E is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.6% C 0.103 H 260.5°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#17376E
RGB	rgb(23, 55, 110)
HSL	hsl(218, 65%, 26%)
HSV	hsv(218, 79%, 43%)
CMYK	cmyk(79.1%, 50%, 0%, 56.9%)
CIE-LAB	lab(23.80, 9.76, -35.33)
CIE-LCH	lch(23.80, 36.65, 285.44°)
OKLab	oklab(34.63% -0.017 -0.1014)
OKLCH	oklch(34.63% 0.103 260.5)
XYZ	xyz(4.5330, 4.0398, 15.2897)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17376E #6E4E17

analogous

#17626E #17376E #22176E

triadic

#17376E #6E1737 #376E17

tetradic

#17376E #6E1762 #6E4E17 #176E22

square

#17376E #6E1762 #6E4E17 #176E22

split-complementary

#17376E #6E2217 #626E17

monochromatic

#050D19 #0C1E3B #17376E #2250A1 #2C6AD3

Accessibility & contrast

On white

11.62

#17376E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#17376E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17376E

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17376E	#FFFFFF	#000000	##FFFFFF
##17376E	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#193D70

Deuteranopia (green-blind)

#02356D

Tritanopia (blue-blind)

#00444D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #17376e;
/* rgb */ color: rgb(23, 55, 110);
/* oklch */ color: oklch(34.6% 0.103 260.5);

Tailwind

colors: {
  custom: {
    50: '#626d98',
    500: '#17376e',
    950: '#000000',
  },
}

SCSS

$custom: #17376e;
$custom-light: #626d98;
$custom-dark: #000000;

JSON

{
  "hex": "#17376e",
  "rgb": {
    "r": 23,
    "g": 55,
    "b": 110
  },
  "hsl": {
    "h": 217.931,
    "s": 65.414,
    "l": 26.078
  },
  "oklch": {
    "l": 0.34627,
    "c": 0.10284,
    "h": 260.5
  },
  "luminance": 0.0404
}

Semantic roles & 50–950 ramp

primary

#17376E

secondary

#A47E3D

accent

#AA3FE8

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #17376E

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

Preview Lab → · Contrast checker → · Palette generator →