#17345E#17345E

#17345E is a dark, moderate blue. Relative luminance 0.034; OKLCH L 32.7% C 0.082 H 257.9°. Best body text is #FFFFFF at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#17345E
RGB	rgb(23, 52, 94)
HSL	hsl(215, 61%, 23%)
HSV	hsv(215, 76%, 37%)
CMYK	cmyk(75.5%, 44.7%, 0%, 63.1%)
CIE-LAB	lab(21.75, 5.22, -28.24)
CIE-LCH	lch(21.75, 28.72, 280.48°)
OKLab	oklab(32.69% -0.0173 -0.0806)
OKLCH	oklch(32.69% 0.082 257.9)
XYZ	xyz(3.6010, 3.4459, 11.0629)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17345E #5E4117

analogous

#17575E #17345E #1D175E

triadic

#17345E #5E1734 #345E17

tetradic

#17345E #5E1757 #5E4117 #175E1D

square

#17345E #5E1757 #5E4117 #175E1D

split-complementary

#17345E #5E1D17 #575E17

monochromatic

#060E19 #0B192D #17345E #234F8F #2F6AC0

Accessibility & contrast

On white

12.43

#17345E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#17345E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17345E

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17345E	#FFFFFF	#000000	##FFFFFF
##17345E	1.00	12.43	1.69	12.43
#FFFFFF	12.43	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#203860

Deuteranopia (green-blind)

#14315D

Tritanopia (blue-blind)

#003E44

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #17345e;
/* rgb */ color: rgb(23, 52, 94);
/* oklch */ color: oklch(32.7% 0.082 257.9);

Tailwind

colors: {
  custom: {
    50: '#5e6b8c',
    500: '#17345e',
    950: '#000000',
  },
}

SCSS

$custom: #17345e;
$custom-light: #5e6b8c;
$custom-dark: #000000;

JSON

{
  "hex": "#17345e",
  "rgb": {
    "r": 23,
    "g": 52,
    "b": 94
  },
  "hsl": {
    "h": 215.493,
    "s": 60.684,
    "l": 22.941
  },
  "oklch": {
    "l": 0.32688,
    "c": 0.08248,
    "h": 257.9
  },
  "luminance": 0.03446
}

Semantic roles & 50–950 ramp

primary

#17345E

secondary

#95713C

accent

#A344E4

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #17345E

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

Preview Lab → · Contrast checker → · Palette generator →