#172E65#172E65

#172E65 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.8% C 0.101 H 264.3°. Best body text is #FFFFFF at 13.00:1 contrast (WCAG AA passes).

Color values

HEX	#172E65
RGB	rgb(23, 46, 101)
HSL	hsl(222, 63%, 24%)
HSV	hsv(222, 77%, 40%)
CMYK	cmyk(77.2%, 54.5%, 0%, 60.4%)
CIE-LAB	lab(20.34, 12.48, -35.08)
CIE-LCH	lch(20.34, 37.23, 289.58°)
OKLab	oklab(31.77% -0.0101 -0.1009)
OKLCH	oklch(31.77% 0.101 264.3)
XYZ	xyz(3.6785, 3.0753, 12.7091)
Luminance	0.0308 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172E65 #654E17

analogous

#175565 #172E65 #271765

triadic

#172E65 #65172E #2E6517

tetradic

#172E65 #651755 #654E17 #176527

square

#172E65 #651755 #654E17 #176527

split-complementary

#172E65 #652717 #556517

monochromatic

#060B19 #0C1733 #172E65 #224597 #2E5BC9

Accessibility & contrast

On white

13.00

#172E65 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#172E65 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172E65

13.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172E65	#FFFFFF	#000000	##FFFFFF
##172E65	1.00	13.00	1.62	13.00
#FFFFFF	13.00	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	13.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B3567

Deuteranopia (green-blind)

#002E64

Tritanopia (blue-blind)

#003B44

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #172e65;
/* rgb */ color: rgb(23, 46, 101);
/* oklch */ color: oklch(31.8% 0.101 264.3);

Tailwind

colors: {
  custom: {
    50: '#606691',
    500: '#172e65',
    950: '#000000',
  },
}

SCSS

$custom: #172e65;
$custom-light: #606691;
$custom-dark: #000000;

JSON

{
  "hex": "#172e65",
  "rgb": {
    "r": 23,
    "g": 46,
    "b": 101
  },
  "hsl": {
    "h": 222.308,
    "s": 62.903,
    "l": 24.314
  },
  "oklch": {
    "l": 0.31769,
    "c": 0.10137,
    "h": 264.3
  },
  "luminance": 0.03076
}

Semantic roles & 50–950 ramp

primary

#172E65

secondary

#9B7F3C

accent

#B642E6

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#05050D

muted

#7A7A7E

Preview Lab

Preview with #172E65

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

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