#17215A#17215A

#17215A is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.9% C 0.103 H 270.6°. Best body text is #FFFFFF at 14.98:1 contrast (WCAG AA passes).

Color values

HEX	#17215A
RGB	rgb(23, 33, 90)
HSL	hsl(231, 59%, 22%)
HSV	hsv(231, 74%, 35%)
CMYK	cmyk(74.4%, 63.3%, 0%, 64.7%)
CIE-LAB	lab(15.53, 17.45, -35.62)
CIE-LCH	lch(15.53, 39.66, 296.10°)
OKLab	oklab(27.86% 0.0012 -0.1027)
OKLCH	oklch(27.86% 0.103 270.6)
XYZ	xyz(2.7420, 2.0078, 9.9139)
Luminance	0.0201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17215A #5A5017

analogous

#17435A #17215A #2F175A

triadic

#17215A #5A1721 #215A17

tetradic

#17215A #5A1743 #5A5017 #175A2F

square

#17215A #5A1743 #5A5017 #175A2F

split-complementary

#17215A #5A2F17 #435A17

monochromatic

#060918 #0B0F29 #17215A #23338B #3045BB

Accessibility & contrast

On white

14.98

#17215A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#17215A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17215A

14.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17215A	#FFFFFF	#000000	##FFFFFF
##17215A	1.00	14.98	1.40	14.98
#FFFFFF	14.98	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5C

Deuteranopia (green-blind)

#002459

Tritanopia (blue-blind)

#002F3A

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #17215a;
/* rgb */ color: rgb(23, 33, 90);
/* oklch */ color: oklch(27.9% 0.103 270.6);

Tailwind

colors: {
  custom: {
    50: '#5e5c89',
    500: '#17215a',
    950: '#000000',
  },
}

SCSS

$custom: #17215a;
$custom-light: #5e5c89;
$custom-dark: #000000;

JSON

{
  "hex": "#17215a",
  "rgb": {
    "r": 23,
    "g": 33,
    "b": 90
  },
  "hsl": {
    "h": 231.045,
    "s": 59.292,
    "l": 22.157
  },
  "oklch": {
    "l": 0.27856,
    "c": 0.10267,
    "h": 270.6
  },
  "luminance": 0.02008
}

Semantic roles & 50–950 ramp

primary

#17215A

secondary

#91843C

accent

#CB45E2

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05040B

muted

#79797C

Preview Lab

Preview with #17215A

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

Preview Lab → · Contrast checker → · Palette generator →