#163D77#163D77

#163D77 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.7% C 0.109 H 258.6°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#163D77
RGB	rgb(22, 61, 119)
HSL	hsl(216, 69%, 28%)
HSV	hsv(216, 82%, 47%)
CMYK	cmyk(81.5%, 48.7%, 0%, 53.3%)
CIE-LAB	lab(26.27, 9.15, -37.09)
CIE-LCH	lch(26.27, 38.20, 283.86°)
OKLab	oklab(36.72% -0.0215 -0.1065)
OKLCH	oklch(36.72% 0.109 258.6)
XYZ	xyz(5.3282, 4.8393, 18.1025)
Luminance	0.0484 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163D77 #775016

analogous

#166E77 #163D77 #1F1677

triadic

#163D77 #77163D #3D7716

tetradic

#163D77 #77166E #775016 #16771F

square

#163D77 #77166E #775016 #16771F

split-complementary

#163D77 #771F16 #6E7716

monochromatic

#050D1A #0C2343 #163D77 #2057AB #2F73D9

Accessibility & contrast

On white

10.67

#163D77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#163D77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163D77

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163D77	#FFFFFF	#000000	##FFFFFF
##163D77	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D4379

Deuteranopia (green-blind)

#033A76

Tritanopia (blue-blind)

#004B54

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #163d77;
/* rgb */ color: rgb(22, 61, 119);
/* oklch */ color: oklch(36.7% 0.109 258.6);

Tailwind

colors: {
  custom: {
    50: '#64719f',
    500: '#163d77',
    950: '#000000',
  },
}

SCSS

$custom: #163d77;
$custom-light: #64719f;
$custom-dark: #000000;

JSON

{
  "hex": "#163d77",
  "rgb": {
    "r": 22,
    "g": 61,
    "b": 119
  },
  "hsl": {
    "h": 215.876,
    "s": 68.794,
    "l": 27.647
  },
  "oklch": {
    "l": 0.36721,
    "c": 0.10865,
    "h": 258.6
  },
  "luminance": 0.0484
}

Semantic roles & 50–950 ramp

primary

#163D77

secondary

#AC7F3C

accent

#A53CEC

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #163D77

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

Preview Lab → · Contrast checker → · Palette generator →