#17127F#17127F

#17127F is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.6% C 0.170 H 271.2°. Best body text is #FFFFFF at 14.69:1 contrast (WCAG AA passes).

Color values

HEX	#17127F
RGB	rgb(23, 18, 127)
HSL	hsl(243, 75%, 28%)
HSV	hsv(243, 86%, 50%)
CMYK	cmyk(81.9%, 85.8%, 0%, 50.2%)
CIE-LAB	lab(16.24, 40.56, -58.59)
CIE-LCH	lch(16.24, 71.26, 304.69°)
OKLab	oklab(29.58% 0.0035 -0.1695)
OKLCH	oklch(29.58% 0.17 271.2)
XYZ	xyz(4.3991, 2.1466, 20.2570)
Luminance	0.0215 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17127F #7A7F12

analogous

#12437F #17127F #4D127F

triadic

#17127F #7F1712 #127F17

tetradic

#17127F #7F1243 #7A7F12 #127F4D

square

#17127F #7F1243 #7A7F12 #127F4D

split-complementary

#17127F #7F4D12 #437F12

monochromatic

#05041B #0D0A49 #17127F #211AB5 #332BE1

Accessibility & contrast

On white

14.69

#17127F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#17127F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17127F

14.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17127F	#FFFFFF	#000000	##FFFFFF
##17127F	1.00	14.69	1.43	14.69
#FFFFFF	14.69	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E82

Deuteranopia (green-blind)

#00237D

Tritanopia (blue-blind)

#00364A

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #17127f;
/* rgb */ color: rgb(23, 18, 127);
/* oklch */ color: oklch(29.6% 0.170 271.2);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#17127f",
  "rgb": {
    "r": 23,
    "g": 18,
    "b": 127
  },
  "hsl": {
    "h": 242.752,
    "s": 75.172,
    "l": 28.431
  },
  "oklch": {
    "l": 0.2958,
    "c": 0.16959,
    "h": 271.2
  },
  "luminance": 0.02147
}

Semantic roles & 50–950 ramp

primary

#17127F

secondary

#AFB538

accent

#F236E9

background

#F7F4FA

surface

#EDE8F4

border

#C8C4CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #17127F

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

Preview Lab → · Contrast checker → · Palette generator →