#17247F#17247F

#17247F is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.2% C 0.152 H 268.9°. Best body text is #FFFFFF at 13.16:1 contrast (WCAG AA passes).

Color values

HEX	#17247F
RGB	rgb(23, 36, 127)
HSL	hsl(233, 69%, 29%)
HSV	hsv(233, 82%, 50%)
CMYK	cmyk(81.9%, 71.7%, 0%, 50.2%)
CIE-LAB	lab(19.95, 30.05, -52.46)
CIE-LCH	lch(19.95, 60.45, 299.81°)
OKLab	oklab(32.21% -0.0029 -0.1519)
OKLCH	oklch(32.21% 0.152 268.9)
XYZ	xyz(4.8137, 2.9757, 20.3952)
Luminance	0.0298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17247F #7F7217

analogous

#17587F #17247F #3E177F

triadic

#17247F #7F1724 #247F17

tetradic

#17247F #7F1758 #7F7217 #177F3E

square

#17247F #7F1758 #7F7217 #177F3E

split-complementary

#17247F #7F3E17 #587F17

monochromatic

#05071A #0E154B #17247F #2033B3 #364ADB

Accessibility & contrast

On white

13.16

#17247F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#17247F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17247F

13.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17247F	#FFFFFF	#000000	##FFFFFF
##17247F	1.00	13.16	1.60	13.16
#FFFFFF	13.16	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003582

Deuteranopia (green-blind)

#002B7D

Tritanopia (blue-blind)

#003D4E

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #17247f;
/* rgb */ color: rgb(23, 36, 127);
/* oklch */ color: oklch(32.2% 0.152 268.9);

Tailwind

colors: {
  custom: {
    50: '#685fa5',
    500: '#17247f',
    950: '#000000',
  },
}

SCSS

$custom: #17247f;
$custom-light: #685fa5;
$custom-dark: #000000;

JSON

{
  "hex": "#17247f",
  "rgb": {
    "r": 23,
    "g": 36,
    "b": 127
  },
  "hsl": {
    "h": 232.5,
    "s": 69.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.32206,
    "c": 0.15196,
    "h": 268.9
  },
  "luminance": 0.02976
}

Semantic roles & 50–950 ramp

primary

#17247F

secondary

#B4A53E

accent

#D63CEC

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #17247F

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

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