#172A62#172A62

#172A62 is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.6% C 0.102 H 266.3°. Best body text is #FFFFFF at 13.60:1 contrast (WCAG AA passes).

Color values

HEX	#172A62
RGB	rgb(23, 42, 98)
HSL	hsl(225, 62%, 24%)
HSV	hsv(225, 77%, 38%)
CMYK	cmyk(76.5%, 57.1%, 0%, 61.6%)
CIE-LAB	lab(18.88, 14.14, -35.48)
CIE-LCH	lch(18.88, 38.19, 291.74°)
OKLab	oklab(30.59% -0.0067 -0.1021)
OKLCH	oklch(30.59% 0.102 266.3)
XYZ	xyz(3.3851, 2.7196, 11.8994)
Luminance	0.0272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172A62 #624F17

analogous

#174F62 #172A62 #291762

triadic

#172A62 #62172A #2A6217

tetradic

#172A62 #62174F #624F17 #176229

square

#172A62 #62174F #624F17 #176229

split-complementary

#172A62 #622917 #4F6217

monochromatic

#060B19 #0B1530 #172A62 #233F94 #2E54C5

Accessibility & contrast

On white

13.60

#172A62 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#172A62 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172A62

13.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172A62	#FFFFFF	#000000	##FFFFFF
##172A62	1.00	13.60	1.54	13.60
#FFFFFF	13.60	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#023264

Deuteranopia (green-blind)

#002B61

Tritanopia (blue-blind)

#003841

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #172a62;
/* rgb */ color: rgb(23, 42, 98);
/* oklch */ color: oklch(30.6% 0.102 266.3);

Tailwind

colors: {
  custom: {
    50: '#60638f',
    500: '#172a62',
    950: '#000000',
  },
}

SCSS

$custom: #172a62;
$custom-light: #60638f;
$custom-dark: #000000;

JSON

{
  "hex": "#172a62",
  "rgb": {
    "r": 23,
    "g": 42,
    "b": 98
  },
  "hsl": {
    "h": 224.8,
    "s": 61.983,
    "l": 23.725
  },
  "oklch": {
    "l": 0.30587,
    "c": 0.10233,
    "h": 266.3
  },
  "luminance": 0.0272
}

Semantic roles & 50–950 ramp

primary

#172A62

secondary

#99813C

accent

#BC43E5

background

#F5F5F8

surface

#EAEAF0

border

#C6C6CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #172A62

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

Preview Lab → · Contrast checker → · Palette generator →