#17227E#17227E

#17227E is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.7% C 0.153 H 269.3°. Best body text is #FFFFFF at 13.40:1 contrast (WCAG AA passes).

Color values

HEX	#17227E
RGB	rgb(23, 34, 126)
HSL	hsl(234, 69%, 29%)
HSV	hsv(234, 82%, 49%)
CMYK	cmyk(81.7%, 73%, 0%, 50.6%)
CIE-LAB	lab(19.36, 30.99, -52.79)
CIE-LCH	lch(19.36, 61.21, 300.41°)
OKLab	oklab(31.75% -0.0019 -0.1529)
OKLCH	oklch(31.75% 0.153 269.3)
XYZ	xyz(4.6900, 2.8320, 20.0341)
Luminance	0.0283 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17227E #7E7317

analogous

#17567E #17227E #40177E

triadic

#17227E #7E1722 #227E17

tetradic

#17227E #7E1756 #7E7317 #177E40

square

#17227E #7E1756 #7E7317 #177E40

split-complementary

#17227E #7E4017 #567E17

monochromatic

#05071A #0E144A #17227E #2030B2 #3547DA

Accessibility & contrast

On white

13.40

#17227E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#17227E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17227E

13.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17227E	#FFFFFF	#000000	##FFFFFF
##17227E	1.00	13.40	1.57	13.40
#FFFFFF	13.40	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003481

Deuteranopia (green-blind)

#002A7C

Tritanopia (blue-blind)

#003C4D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #17227e;
/* rgb */ color: rgb(23, 34, 126);
/* oklch */ color: oklch(31.7% 0.153 269.3);

Tailwind

colors: {
  custom: {
    50: '#685da4',
    500: '#17227e',
    950: '#000000',
  },
}

SCSS

$custom: #17227e;
$custom-light: #685da4;
$custom-dark: #000000;

JSON

{
  "hex": "#17227e",
  "rgb": {
    "r": 23,
    "g": 34,
    "b": 126
  },
  "hsl": {
    "h": 233.592,
    "s": 69.128,
    "l": 29.216
  },
  "oklch": {
    "l": 0.31749,
    "c": 0.15292,
    "h": 269.3
  },
  "luminance": 0.02833
}

Semantic roles & 50–950 ramp

primary

#17227E

secondary

#B3A63E

accent

#D93CEC

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #17227E

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

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