#171876#171876

#171876 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.2% C 0.153 H 271.4°. Best body text is #FFFFFF at 14.70:1 contrast (WCAG AA passes).

Color values

HEX	#171876
RGB	rgb(23, 24, 118)
HSL	hsl(239, 67%, 28%)
HSV	hsv(239, 81%, 46%)
CMYK	cmyk(80.5%, 79.7%, 0%, 53.7%)
CIE-LAB	lab(16.22, 34.29, -52.86)
CIE-LCH	lch(16.22, 63.01, 302.97°)
OKLab	oklab(29.24% 0.0037 -0.153)
OKLCH	oklch(29.24% 0.153 271.4)
XYZ	xyz(3.9489, 2.1430, 17.3415)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171876 #767517

analogous

#174876 #171876 #451776

triadic

#171876 #761718 #187617

tetradic

#171876 #761748 #767517 #177645

square

#171876 #761748 #767517 #177645

split-complementary

#171876 #764517 #487617

monochromatic

#05051A #0D0E43 #171876 #2122A9 #3132D7

Accessibility & contrast

On white

14.70

#171876 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#171876 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171876

14.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171876	#FFFFFF	#000000	##FFFFFF
##171876	1.00	14.70	1.43	14.70
#FFFFFF	14.70	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D79

Deuteranopia (green-blind)

#002374

Tritanopia (blue-blind)

#003446

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #171876;
/* rgb */ color: rgb(23, 24, 118);
/* oklch */ color: oklch(29.2% 0.153 271.4);

Tailwind

colors: {
  custom: {
    50: '#67569f',
    500: '#171876',
    950: '#000000',
  },
}

SCSS

$custom: #171876;
$custom-light: #67569f;
$custom-dark: #000000;

JSON

{
  "hex": "#171876",
  "rgb": {
    "r": 23,
    "g": 24,
    "b": 118
  },
  "hsl": {
    "h": 239.368,
    "s": 67.376,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29242,
    "c": 0.15308,
    "h": 271.4
  },
  "luminance": 0.02143
}

Semantic roles & 50–950 ramp

primary

#171876

secondary

#ABAA3E

accent

#E83EEA

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030F

muted

#7A787E

Preview Lab

Preview with #171876

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

Preview Lab → · Contrast checker → · Palette generator →