#17227C#17227C

#17227C is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.5% C 0.150 H 269.4°. Best body text is #FFFFFF at 13.49:1 contrast (WCAG AA passes).

Color values

HEX	#17227C
RGB	rgb(23, 34, 124)
HSL	hsl(233, 69%, 29%)
HSV	hsv(233, 81%, 49%)
CMYK	cmyk(81.5%, 72.6%, 0%, 51.4%)
CIE-LAB	lab(19.14, 30.23, -51.87)
CIE-LCH	lch(19.14, 60.04, 300.23°)
OKLab	oklab(31.53% -0.0016 -0.1502)
OKLCH	oklch(31.53% 0.15 269.4)
XYZ	xyz(4.5622, 2.7809, 19.3612)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17227C #7C7117

analogous

#17557C #17227C #3F177C

triadic

#17227C #7C1722 #227C17

tetradic

#17227C #7C1755 #7C7117 #177C3F

square

#17227C #7C1755 #7C7117 #177C3F

split-complementary

#17227C #7C3F17 #557C17

monochromatic

#05071A #0D1448 #17227C #2130B0 #3446D9

Accessibility & contrast

On white

13.49

#17227C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#17227C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17227C

13.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17227C	#FFFFFF	#000000	##FFFFFF
##17227C	1.00	13.49	1.56	13.49
#FFFFFF	13.49	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337F

Deuteranopia (green-blind)

#002A7A

Tritanopia (blue-blind)

#003B4C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #17227c;
/* rgb */ color: rgb(23, 34, 124);
/* oklch */ color: oklch(31.5% 0.150 269.4);

Tailwind

colors: {
  custom: {
    50: '#685da3',
    500: '#17227c',
    950: '#000000',
  },
}

SCSS

$custom: #17227c;
$custom-light: #685da3;
$custom-dark: #000000;

JSON

{
  "hex": "#17227c",
  "rgb": {
    "r": 23,
    "g": 34,
    "b": 124
  },
  "hsl": {
    "h": 233.465,
    "s": 68.707,
    "l": 28.824
  },
  "oklch": {
    "l": 0.3153,
    "c": 0.15024,
    "h": 269.4
  },
  "luminance": 0.02781
}

Semantic roles & 50–950 ramp

primary

#17227C

secondary

#B1A43E

accent

#D83CEC

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #17227C

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

Preview Lab → · Contrast checker → · Palette generator →