#172B62#172B62

#172B62 is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.8% C 0.101 H 265.7°. Best body text is #FFFFFF at 13.48:1 contrast (WCAG AA passes).

Color values

HEX	#172B62
RGB	rgb(23, 43, 98)
HSL	hsl(224, 62%, 24%)
HSV	hsv(224, 77%, 38%)
CMYK	cmyk(76.5%, 56.1%, 0%, 61.6%)
CIE-LAB	lab(19.19, 13.41, -34.98)
CIE-LCH	lch(19.19, 37.47, 290.98°)
OKLab	oklab(30.82% -0.0076 -0.1006)
OKLCH	oklch(30.82% 0.101 265.7)
XYZ	xyz(3.4211, 2.7914, 11.9114)
Luminance	0.0279 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172B62 #624E17

analogous

#175062 #172B62 #281762

triadic

#172B62 #62172B #2B6217

tetradic

#172B62 #621750 #624E17 #176228

square

#172B62 #621750 #624E17 #176228

split-complementary

#172B62 #622817 #506217

monochromatic

#060B19 #0B1530 #172B62 #234194 #2E56C5

Accessibility & contrast

On white

13.48

#172B62 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#172B62 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172B62

13.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172B62	#FFFFFF	#000000	##FFFFFF
##172B62	1.00	13.48	1.56	13.48
#FFFFFF	13.48	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#063264

Deuteranopia (green-blind)

#002B61

Tritanopia (blue-blind)

#003842

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #172b62;
/* rgb */ color: rgb(23, 43, 98);
/* oklch */ color: oklch(30.8% 0.101 265.7);

Tailwind

colors: {
  custom: {
    50: '#60638f',
    500: '#172b62',
    950: '#000000',
  },
}

SCSS

$custom: #172b62;
$custom-light: #60638f;
$custom-dark: #000000;

JSON

{
  "hex": "#172b62",
  "rgb": {
    "r": 23,
    "g": 43,
    "b": 98
  },
  "hsl": {
    "h": 224,
    "s": 61.983,
    "l": 23.725
  },
  "oklch": {
    "l": 0.30818,
    "c": 0.10093,
    "h": 265.7
  },
  "luminance": 0.02792
}

Semantic roles & 50–950 ramp

primary

#172B62

secondary

#99803C

accent

#BA43E5

background

#F5F5F8

surface

#EAEAF0

border

#C6C6CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #172B62

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

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