#17345F#17345F

#17345F is a dark, moderate blue. Relative luminance 0.035; OKLCH L 32.8% C 0.084 H 258.3°. Best body text is #FFFFFF at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#17345F
RGB	rgb(23, 52, 95)
HSL	hsl(216, 61%, 23%)
HSV	hsv(216, 76%, 37%)
CMYK	cmyk(75.8%, 45.3%, 0%, 62.7%)
CIE-LAB	lab(21.81, 5.64, -28.79)
CIE-LCH	lch(21.81, 29.34, 281.08°)
OKLab	oklab(32.76% -0.0171 -0.0823)
OKLCH	oklch(32.76% 0.084 258.3)
XYZ	xyz(3.6462, 3.4640, 11.3007)
Luminance	0.0346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17345F #5F4217

analogous

#17585F #17345F #1E175F

triadic

#17345F #5F1734 #345F17

tetradic

#17345F #5F1758 #5F4217 #175F1E

square

#17345F #5F1758 #5F4217 #175F1E

split-complementary

#17345F #5F1E17 #585F17

monochromatic

#060D19 #0B192E #17345F #234F90 #2F6AC2

Accessibility & contrast

On white

12.41

#17345F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#17345F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17345F

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17345F	#FFFFFF	#000000	##FFFFFF
##17345F	1.00	12.41	1.69	12.41
#FFFFFF	12.41	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F3861

Deuteranopia (green-blind)

#13315E

Tritanopia (blue-blind)

#003E44

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #17345f;
/* rgb */ color: rgb(23, 52, 95);
/* oklch */ color: oklch(32.8% 0.084 258.3);

Tailwind

colors: {
  custom: {
    50: '#5e6b8d',
    500: '#17345f',
    950: '#000000',
  },
}

SCSS

$custom: #17345f;
$custom-light: #5e6b8d;
$custom-dark: #000000;

JSON

{
  "hex": "#17345f",
  "rgb": {
    "r": 23,
    "g": 52,
    "b": 95
  },
  "hsl": {
    "h": 215.833,
    "s": 61.017,
    "l": 23.137
  },
  "oklch": {
    "l": 0.3276,
    "c": 0.08402,
    "h": 258.3
  },
  "luminance": 0.03464
}

Semantic roles & 50–950 ramp

primary

#17345F

secondary

#96723C

accent

#A444E4

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #17345F

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

Preview Lab → · Contrast checker → · Palette generator →