#17245C#17245C

#17245C is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.7% C 0.102 H 269.1°. Best body text is #FFFFFF at 14.55:1 contrast (WCAG AA passes).

Color values

HEX	#17245C
RGB	rgb(23, 36, 92)
HSL	hsl(229, 60%, 23%)
HSV	hsv(229, 75%, 36%)
CMYK	cmyk(75%, 60.9%, 0%, 63.9%)
CIE-LAB	lab(16.58, 16.07, -35.24)
CIE-LCH	lch(16.58, 38.73, 294.51°)
OKLab	oklab(28.7% -0.0015 -0.1015)
OKLCH	oklch(28.7% 0.102 269.1)
XYZ	xyz(2.9153, 2.2163, 10.3973)
Luminance	0.0222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17245C #5C4F17

analogous

#17465C #17245C #2D175C

triadic

#17245C #5C1724 #245C17

tetradic

#17245C #5C1746 #5C4F17 #175C2D

square

#17245C #5C1746 #5C4F17 #175C2D

split-complementary

#17245C #5C2D17 #465C17

monochromatic

#060A18 #0B112B #17245C #23378D #2F4ABE

Accessibility & contrast

On white

14.55

#17245C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#17245C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17245C

14.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17245C	#FFFFFF	#000000	##FFFFFF
##17245C	1.00	14.55	1.44	14.55
#FFFFFF	14.55	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C5E

Deuteranopia (green-blind)

#00265B

Tritanopia (blue-blind)

#00323C

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #17245c;
/* rgb */ color: rgb(23, 36, 92);
/* oklch */ color: oklch(28.7% 0.102 269.1);

Tailwind

colors: {
  custom: {
    50: '#5f5e8b',
    500: '#17245c',
    950: '#000000',
  },
}

SCSS

$custom: #17245c;
$custom-light: #5f5e8b;
$custom-dark: #000000;

JSON

{
  "hex": "#17245c",
  "rgb": {
    "r": 23,
    "g": 36,
    "b": 92
  },
  "hsl": {
    "h": 228.696,
    "s": 60,
    "l": 22.549
  },
  "oklch": {
    "l": 0.28699,
    "c": 0.10151,
    "h": 269.1
  },
  "luminance": 0.02217
}

Semantic roles & 50–950 ramp

primary

#17245C

secondary

#93823C

accent

#C545E3

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05040C

muted

#79797D

Preview Lab

Preview with #17245C

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

Preview Lab → · Contrast checker → · Palette generator →