#17488E#17488E

#17488E is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.1% C 0.127 H 258.2°. Best body text is #FFFFFF at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#17488E
RGB	rgb(23, 72, 142)
HSL	hsl(215, 72%, 32%)
HSV	hsv(215, 84%, 56%)
CMYK	cmyk(83.8%, 49.3%, 0%, 44.3%)
CIE-LAB	lab(31.28, 11.18, -43.35)
CIE-LCH	lch(31.28, 44.77, 284.46°)
OKLab	oklab(41.1% -0.026 -0.1247)
OKLCH	oklch(41.1% 0.127 258.2)
XYZ	xyz(7.5514, 6.7690, 26.4945)
Luminance	0.0677 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17488E #8E5D17

analogous

#17848E #17488E #21178E

triadic

#17488E #8E1748 #488E17

tetradic

#17488E #8E1784 #8E5D17 #178E21

square

#17488E #8E1784 #8E5D17 #178E21

split-complementary

#17488E #8E2117 #848E17

monochromatic

#061325 #0E2D59 #17488E #2063C3 #3F82E0

Accessibility & contrast

On white

8.92

#17488E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#17488E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17488E

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17488E	#FFFFFF	#000000	##FFFFFF
##17488E	1.00	8.92	2.35	8.92
#FFFFFF	8.92	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204F91

Deuteranopia (green-blind)

#00458D

Tritanopia (blue-blind)

#005964

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #17488e;
/* rgb */ color: rgb(23, 72, 142);
/* oklch */ color: oklch(41.1% 0.127 258.2);

Tailwind

colors: {
  custom: {
    50: '#6a7ab0',
    500: '#17488e',
    950: '#000000',
  },
}

SCSS

$custom: #17488e;
$custom-light: #6a7ab0;
$custom-dark: #000000;

JSON

{
  "hex": "#17488e",
  "rgb": {
    "r": 23,
    "g": 72,
    "b": 142
  },
  "hsl": {
    "h": 215.294,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.41096,
    "c": 0.12736,
    "h": 258.2
  },
  "luminance": 0.0677
}

Semantic roles & 50–950 ramp

primary

#17488E

secondary

#C08C40

accent

#A439EF

background

#F6F7FA

surface

#ECEDF5

border

#C7C8CF

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #17488E

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

Preview Lab → · Contrast checker → · Palette generator →