#172977#172977

#172977 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.3% C 0.135 H 267.8°. Best body text is #FFFFFF at 12.96:1 contrast (WCAG AA passes).

Color values

HEX	#172977
RGB	rgb(23, 41, 119)
HSL	hsl(229, 68%, 28%)
HSV	hsv(229, 81%, 47%)
CMYK	cmyk(80.7%, 65.5%, 0%, 53.3%)
CIE-LAB	lab(20.44, 23.49, -46.56)
CIE-LCH	lch(20.44, 52.15, 296.77°)
OKLab	oklab(32.32% -0.0053 -0.1347)
OKLCH	oklch(32.32% 0.135 267.8)
XYZ	xyz(4.4749, 3.0994, 17.8116)
Luminance	0.0310 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172977 #776517

analogous

#175977 #172977 #351777

triadic

#172977 #771729 #297717

tetradic

#172977 #771759 #776517 #177735

square

#172977 #771759 #776517 #177735

split-complementary

#172977 #773517 #597717

monochromatic

#05091A #0D1744 #172977 #213BAA #3150D7

Accessibility & contrast

On white

12.96

#172977 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#172977 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172977

12.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172977	#FFFFFF	#000000	##FFFFFF
##172977	1.00	12.96	1.62	12.96
#FFFFFF	12.96	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367A

Deuteranopia (green-blind)

#002D76

Tritanopia (blue-blind)

#003D4C

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #172977;
/* rgb */ color: rgb(23, 41, 119);
/* oklch */ color: oklch(32.3% 0.135 267.8);

Tailwind

colors: {
  custom: {
    50: '#65629f',
    500: '#172977',
    950: '#000000',
  },
}

SCSS

$custom: #172977;
$custom-light: #65629f;
$custom-dark: #000000;

JSON

{
  "hex": "#172977",
  "rgb": {
    "r": 23,
    "g": 41,
    "b": 119
  },
  "hsl": {
    "h": 228.75,
    "s": 67.606,
    "l": 27.843
  },
  "oklch": {
    "l": 0.32323,
    "c": 0.13476,
    "h": 267.8
  },
  "luminance": 0.031
}

Semantic roles & 50–950 ramp

primary

#172977

secondary

#AC973E

accent

#CA3DEA

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050F

muted

#7A797E

Preview Lab

Preview with #172977

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

Preview Lab → · Contrast checker → · Palette generator →