#17335D#17335D

#17335D is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.4% C 0.082 H 258.4°. Best body text is #FFFFFF at 12.59:1 contrast (WCAG AA passes).

Color values

HEX	#17335D
RGB	rgb(23, 51, 93)
HSL	hsl(216, 60%, 23%)
HSV	hsv(216, 75%, 36%)
CMYK	cmyk(75.3%, 45.2%, 0%, 63.5%)
CIE-LAB	lab(21.36, 5.52, -28.21)
CIE-LCH	lch(21.36, 28.75, 281.07°)
OKLab	oklab(32.36% -0.0165 -0.0806)
OKLCH	oklch(32.36% 0.082 258.4)
XYZ	xyz(3.5122, 3.3398, 10.8133)
Luminance	0.0334 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17335D #5D4117

analogous

#17565D #17335D #1E175D

triadic

#17335D #5D1733 #335D17

tetradic

#17335D #5D1756 #5D4117 #175D1E

square

#17335D #5D1756 #5D4117 #175D1E

split-complementary

#17335D #5D1E17 #565D17

monochromatic

#060D19 #0B182C #17335D #234E8E #2F69BF

Accessibility & contrast

On white

12.59

#17335D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#17335D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17335D

12.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17335D	#FFFFFF	#000000	##FFFFFF
##17335D	1.00	12.59	1.67	12.59
#FFFFFF	12.59	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F375F

Deuteranopia (green-blind)

#13305C

Tritanopia (blue-blind)

#003D43

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #17335d;
/* rgb */ color: rgb(23, 51, 93);
/* oklch */ color: oklch(32.4% 0.082 258.4);

Tailwind

colors: {
  custom: {
    50: '#5e6a8b',
    500: '#17335d',
    950: '#000000',
  },
}

SCSS

$custom: #17335d;
$custom-light: #5e6a8b;
$custom-dark: #000000;

JSON

{
  "hex": "#17335d",
  "rgb": {
    "r": 23,
    "g": 51,
    "b": 93
  },
  "hsl": {
    "h": 216,
    "s": 60.345,
    "l": 22.745
  },
  "oklch": {
    "l": 0.32363,
    "c": 0.08224,
    "h": 258.4
  },
  "luminance": 0.0334
}

Semantic roles & 50–950 ramp

primary

#17335D

secondary

#94713C

accent

#A444E3

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #17335D

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

Preview Lab → · Contrast checker → · Palette generator →