#17205F#17205F

#17205F is a dark, moderate blue. Relative luminance 0.020; OKLCH L 28.1% C 0.112 H 271.0°. Best body text is #FFFFFF at 14.91:1 contrast (WCAG AA passes).

Color values

HEX	#17205F
RGB	rgb(23, 32, 95)
HSL	hsl(233, 61%, 23%)
HSV	hsv(233, 76%, 37%)
CMYK	cmyk(75.8%, 66.3%, 0%, 62.7%)
CIE-LAB	lab(15.70, 20.22, -38.67)
CIE-LCH	lch(15.70, 43.63, 297.60°)
OKLab	oklab(28.13% 0.002 -0.1116)
OKLCH	oklch(28.13% 0.112 271)
XYZ	xyz(2.9347, 2.0411, 11.0636)
Luminance	0.0204 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17205F #5F5617

analogous

#17445F #17205F #32175F

triadic

#17205F #5F1720 #205F17

tetradic

#17205F #5F1744 #5F5617 #175F32

square

#17205F #5F1744 #5F5617 #175F32

split-complementary

#17205F #5F3217 #445F17

monochromatic

#060819 #0B0F2E #17205F #233190 #2F41C2

Accessibility & contrast

On white

14.91

#17205F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#17205F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17205F

14.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17205F	#FFFFFF	#000000	##FFFFFF
##17205F	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)

#002B61

Deuteranopia (green-blind)

#00245E

Tritanopia (blue-blind)

#00303C

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #17205f;
/* rgb */ color: rgb(23, 32, 95);
/* oklch */ color: oklch(28.1% 0.112 271.0);

Tailwind

colors: {
  custom: {
    50: '#605b8d',
    500: '#17205f',
    950: '#000000',
  },
}

SCSS

$custom: #17205f;
$custom-light: #605b8d;
$custom-dark: #000000;

JSON

{
  "hex": "#17205f",
  "rgb": {
    "r": 23,
    "g": 32,
    "b": 95
  },
  "hsl": {
    "h": 232.5,
    "s": 61.017,
    "l": 23.137
  },
  "oklch": {
    "l": 0.28128,
    "c": 0.11166,
    "h": 271
  },
  "luminance": 0.02041
}

Semantic roles & 50–950 ramp

primary

#17205F

secondary

#968B3C

accent

#D044E4

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05040C

muted

#7A797D

Preview Lab

Preview with #17205F

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

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