#171A62#171A62

#171A62 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.3% C 0.124 H 272.9°. Best body text is #FFFFFF at 15.43:1 contrast (WCAG AA passes).

Color values

HEX	#171A62
RGB	rgb(23, 26, 98)
HSL	hsl(238, 62%, 24%)
HSV	hsv(238, 77%, 38%)
CMYK	cmyk(76.5%, 73.5%, 0%, 61.6%)
CIE-LAB	lab(14.41, 25.62, -42.77)
CIE-LCH	lch(14.41, 49.86, 300.92°)
OKLab	oklab(27.28% 0.0062 -0.1237)
OKLCH	oklch(27.28% 0.124 272.9)
XYZ	xyz(2.9266, 1.8025, 11.7466)
Luminance	0.0180 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171A62 #625F17

analogous

#173F62 #171A62 #391762

triadic

#171A62 #62171A #1A6217

tetradic

#171A62 #62173F #625F17 #176239

square

#171A62 #62173F #625F17 #176239

split-complementary

#171A62 #623917 #3F6217

monochromatic

#060719 #0B0D30 #171A62 #232794 #2E34C5

Accessibility & contrast

On white

15.43

#171A62 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#171A62 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171A62

15.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171A62	#FFFFFF	#000000	##FFFFFF
##171A62	1.00	15.43	1.36	15.43
#FFFFFF	15.43	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002864

Deuteranopia (green-blind)

#002161

Tritanopia (blue-blind)

#002E3B

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #171a62;
/* rgb */ color: rgb(23, 26, 98);
/* oklch */ color: oklch(27.3% 0.124 272.9);

Tailwind

colors: {
  custom: {
    50: '#61578f',
    500: '#171a62',
    950: '#000000',
  },
}

SCSS

$custom: #171a62;
$custom-light: #61578f;
$custom-dark: #000000;

JSON

{
  "hex": "#171a62",
  "rgb": {
    "r": 23,
    "g": 26,
    "b": 98
  },
  "hsl": {
    "h": 237.6,
    "s": 61.983,
    "l": 23.725
  },
  "oklch": {
    "l": 0.27281,
    "c": 0.12383,
    "h": 272.9
  },
  "luminance": 0.01803
}

Semantic roles & 50–950 ramp

primary

#171A62

secondary

#99953C

accent

#DF43E5

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030C

muted

#7A787D

Preview Lab

Preview with #171A62

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

Preview Lab → · Contrast checker → · Palette generator →