#17215C#17215C

#17215C is a dark, moderate blue. Relative luminance 0.020; OKLCH L 28.0% C 0.106 H 270.6°. Best body text is #FFFFFF at 14.91:1 contrast (WCAG AA passes).

Color values

HEX	#17215C
RGB	rgb(23, 33, 92)
HSL	hsl(231, 60%, 23%)
HSV	hsv(231, 75%, 36%)
CMYK	cmyk(75%, 64.1%, 0%, 63.9%)
CIE-LAB	lab(15.71, 18.27, -36.66)
CIE-LCH	lch(15.71, 40.96, 296.49°)
OKLab	oklab(28.05% 0.0012 -0.1057)
OKLCH	oklch(28.05% 0.106 270.6)
XYZ	xyz(2.8283, 2.0423, 10.3683)
Luminance	0.0204 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17215C #5C5217

analogous

#17445C #17215C #2F175C

triadic

#17215C #5C1721 #215C17

tetradic

#17215C #5C1744 #5C5217 #175C2F

square

#17215C #5C1744 #5C5217 #175C2F

split-complementary

#17215C #5C2F17 #445C17

monochromatic

#060918 #0B0F2B #17215C #23338D #2F44BE

Accessibility & contrast

On white

14.91

#17215C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#17215C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17215C

14.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17215C	#FFFFFF	#000000	##FFFFFF
##17215C	1.00	14.91	1.41	14.91
#FFFFFF	14.91	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5E

Deuteranopia (green-blind)

#00245B

Tritanopia (blue-blind)

#00303B

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #17215c;
/* rgb */ color: rgb(23, 33, 92);
/* oklch */ color: oklch(28.0% 0.106 270.6);

Tailwind

colors: {
  custom: {
    50: '#5f5c8b',
    500: '#17215c',
    950: '#000000',
  },
}

SCSS

$custom: #17215c;
$custom-light: #5f5c8b;
$custom-dark: #000000;

JSON

{
  "hex": "#17215c",
  "rgb": {
    "r": 23,
    "g": 33,
    "b": 92
  },
  "hsl": {
    "h": 231.304,
    "s": 60,
    "l": 22.549
  },
  "oklch": {
    "l": 0.28046,
    "c": 0.10574,
    "h": 270.6
  },
  "luminance": 0.02043
}

Semantic roles & 50–950 ramp

primary

#17215C

secondary

#93863C

accent

#CC45E3

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05040C

muted

#79797D

Preview Lab

Preview with #17215C

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

Preview Lab → · Contrast checker → · Palette generator →