#171A76#171A76

#171A76 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.5% C 0.151 H 271.1°. Best body text is #FFFFFF at 14.52:1 contrast (WCAG AA passes).

Color values

HEX	#171A76
RGB	rgb(23, 26, 118)
HSL	hsl(238, 67%, 28%)
HSV	hsv(238, 81%, 46%)
CMYK	cmyk(80.5%, 78%, 0%, 53.7%)
CIE-LAB	lab(16.64, 33.09, -52.16)
CIE-LCH	lch(16.64, 61.77, 302.39°)
OKLab	oklab(29.54% 0.0029 -0.151)
OKLCH	oklch(29.54% 0.151 271.1)
XYZ	xyz(3.9916, 2.2285, 17.3558)
Luminance	0.0223 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171A76 #767317

analogous

#174A76 #171A76 #431776

triadic

#171A76 #76171A #1A7617

tetradic

#171A76 #76174A #767317 #177643

square

#171A76 #76174A #767317 #177643

split-complementary

#171A76 #764317 #4A7617

monochromatic

#05061A #0D0F43 #171A76 #2125A9 #3136D7

Accessibility & contrast

On white

14.52

#171A76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#171A76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171A76

14.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171A76	#FFFFFF	#000000	##FFFFFF
##171A76	1.00	14.52	1.45	14.52
#FFFFFF	14.52	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E79

Deuteranopia (green-blind)

#002474

Tritanopia (blue-blind)

#003547

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #171a76;
/* rgb */ color: rgb(23, 26, 118);
/* oklch */ color: oklch(29.5% 0.151 271.1);

Tailwind

colors: {
  custom: {
    50: '#67589f',
    500: '#171a76',
    950: '#000000',
  },
}

SCSS

$custom: #171a76;
$custom-light: #67589f;
$custom-dark: #000000;

JSON

{
  "hex": "#171a76",
  "rgb": {
    "r": 23,
    "g": 26,
    "b": 118
  },
  "hsl": {
    "h": 238.105,
    "s": 67.376,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29541,
    "c": 0.15106,
    "h": 271.1
  },
  "luminance": 0.02229
}

Semantic roles & 50–950 ramp

primary

#171A76

secondary

#ABA83E

accent

#E53EEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030F

muted

#7A787E

Preview Lab

Preview with #171A76

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

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