#17335E#17335E

#17335E is a dark, moderate blue. Relative luminance 0.034; OKLCH L 32.4% C 0.084 H 258.8°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#17335E
RGB	rgb(23, 51, 94)
HSL	hsl(216, 61%, 23%)
HSV	hsv(216, 76%, 37%)
CMYK	cmyk(75.5%, 45.7%, 0%, 63.1%)
CIE-LAB	lab(21.42, 5.94, -28.76)
CIE-LCH	lch(21.42, 29.37, 281.66°)
OKLab	oklab(32.44% -0.0163 -0.0822)
OKLCH	oklch(32.44% 0.084 258.8)
XYZ	xyz(3.5568, 3.3576, 11.0481)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17335E #5E4217

analogous

#17565E #17335E #1E175E

triadic

#17335E #5E1733 #335E17

tetradic

#17335E #5E1756 #5E4217 #175E1E

square

#17335E #5E1756 #5E4217 #175E1E

split-complementary

#17335E #5E1E17 #565E17

monochromatic

#060D19 #0B182D #17335E #234E8F #2F68C0

Accessibility & contrast

On white

12.56

#17335E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#17335E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17335E

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17335E	#FFFFFF	#000000	##FFFFFF
##17335E	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E3760

Deuteranopia (green-blind)

#12305D

Tritanopia (blue-blind)

#003D43

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #17335e;
/* rgb */ color: rgb(23, 51, 94);
/* oklch */ color: oklch(32.4% 0.084 258.8);

Tailwind

colors: {
  custom: {
    50: '#5e6a8c',
    500: '#17335e',
    950: '#000000',
  },
}

SCSS

$custom: #17335e;
$custom-light: #5e6a8c;
$custom-dark: #000000;

JSON

{
  "hex": "#17335e",
  "rgb": {
    "r": 23,
    "g": 51,
    "b": 94
  },
  "hsl": {
    "h": 216.338,
    "s": 60.684,
    "l": 22.941
  },
  "oklch": {
    "l": 0.32436,
    "c": 0.08379,
    "h": 258.8
  },
  "luminance": 0.03358
}

Semantic roles & 50–950 ramp

primary

#17335E

secondary

#95723C

accent

#A544E4

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #17335E

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

Preview Lab → · Contrast checker → · Palette generator →