#17127E#17127E

#17127E is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.5% C 0.168 H 271.3°. Best body text is #FFFFFF at 14.75:1 contrast (WCAG AA passes).

Color values

HEX	#17127E
RGB	rgb(23, 18, 126)
HSL	hsl(243, 75%, 28%)
HSV	hsv(243, 86%, 49%)
CMYK	cmyk(81.7%, 85.7%, 0%, 50.6%)
CIE-LAB	lab(16.11, 40.24, -58.17)
CIE-LCH	lch(16.11, 70.73, 304.67°)
OKLab	oklab(29.45% 0.0037 -0.1683)
OKLCH	oklch(29.45% 0.168 271.3)
XYZ	xyz(4.3343, 2.1206, 19.9155)
Luminance	0.0212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17127E #797E12

analogous

#12437E #17127E #4D127E

triadic

#17127E #7E1712 #127E17

tetradic

#17127E #7E1243 #797E12 #127E4D

square

#17127E #7E1243 #797E12 #127E4D

split-complementary

#17127E #7E4D12 #437E12

monochromatic

#05041B #0D0A48 #17127E #211AB4 #322AE1

Accessibility & contrast

On white

14.75

#17127E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#17127E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17127E

14.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17127E	#FFFFFF	#000000	##FFFFFF
##17127E	1.00	14.75	1.42	14.75
#FFFFFF	14.75	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D81

Deuteranopia (green-blind)

#00227C

Tritanopia (blue-blind)

#00354A

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #17127e;
/* rgb */ color: rgb(23, 18, 126);
/* oklch */ color: oklch(29.5% 0.168 271.3);

Tailwind

colors: {
  custom: {
    50: '#6a54a5',
    500: '#17127e',
    950: '#000000',
  },
}

SCSS

$custom: #17127e;
$custom-light: #6a54a5;
$custom-dark: #000000;

JSON

{
  "hex": "#17127e",
  "rgb": {
    "r": 23,
    "g": 18,
    "b": 126
  },
  "hsl": {
    "h": 242.778,
    "s": 75,
    "l": 28.235
  },
  "oklch": {
    "l": 0.29453,
    "c": 0.16837,
    "h": 271.3
  },
  "luminance": 0.02121
}

Semantic roles & 50–950 ramp

primary

#17127E

secondary

#AEB438

accent

#F236E9

background

#F6F4FA

surface

#ECE8F4

border

#C7C4CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #17127E

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

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