#17105F#17105F

#17105F is a dark, vivid blue. Relative luminance 0.014; OKLCH L 25.3% C 0.131 H 275.5°. Best body text is #FFFFFF at 16.46:1 contrast (WCAG AA passes).

Color values

HEX	#17105F
RGB	rgb(23, 16, 95)
HSL	hsl(245, 71%, 22%)
HSV	hsv(245, 83%, 37%)
CMYK	cmyk(75.8%, 83.2%, 0%, 62.7%)
CIE-LAB	lab(11.82, 30.83, -45.06)
CIE-LCH	lch(11.82, 54.60, 304.38°)
OKLab	oklab(25.33% 0.0127 -0.1303)
OKLCH	oklch(25.33% 0.131 275.5)
XYZ	xyz(2.6035, 1.3787, 10.9532)
Luminance	0.0138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17105F #585F10

analogous

#10315F #17105F #3F105F

triadic

#17105F #5F1710 #105F17

tetradic

#17105F #5F1031 #585F10 #105F3F

square

#17105F #5F1031 #585F10 #105F3F

split-complementary

#17105F #5F3F10 #315F10

monochromatic

#06041A #0A072B #17105F #241993 #3022C8

Accessibility & contrast

On white

16.46

#17105F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#17105F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17105F

16.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17105F	#FFFFFF	#000000	##FFFFFF
##17105F	1.00	16.46	1.28	16.46
#FFFFFF	16.46	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002361

Deuteranopia (green-blind)

#001C5E

Tritanopia (blue-blind)

#002837

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #17105f;
/* rgb */ color: rgb(23, 16, 95);
/* oklch */ color: oklch(25.3% 0.131 275.5);

Tailwind

colors: {
  custom: {
    50: '#61508d',
    500: '#17105f',
    950: '#000000',
  },
}

SCSS

$custom: #17105f;
$custom-light: #61508d;
$custom-dark: #000000;

JSON

{
  "hex": "#17105f",
  "rgb": {
    "r": 23,
    "g": 16,
    "b": 95
  },
  "hsl": {
    "h": 245.316,
    "s": 71.171,
    "l": 21.765
  },
  "oklch": {
    "l": 0.2533,
    "c": 0.13089,
    "h": 275.5
  },
  "luminance": 0.01379
}

Semantic roles & 50–950 ramp

primary

#17105F

secondary

#8F9833

accent

#EE3ADE

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #17105F

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

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