#163F7E#163F7E

#163F7E is a dark, moderate blue. Relative luminance 0.052; OKLCH L 37.7% C 0.116 H 259.1°. Best body text is #FFFFFF at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#163F7E
RGB	rgb(22, 63, 126)
HSL	hsl(216, 70%, 29%)
HSV	hsv(216, 83%, 49%)
CMYK	cmyk(82.5%, 50%, 0%, 50.6%)
CIE-LAB	lab(27.38, 10.67, -39.71)
CIE-LCH	lch(27.38, 41.12, 285.04°)
OKLab	oklab(37.73% -0.022 -0.1141)
OKLCH	oklch(37.73% 0.116 259.1)
XYZ	xyz(5.8729, 5.2312, 20.4348)
Luminance	0.0523 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163F7E #7E5516

analogous

#16737E #163F7E #21167E

triadic

#163F7E #7E163F #3F7E16

tetradic

#163F7E #7E1673 #7E5516 #167E21

square

#163F7E #7E1673 #7E5516 #167E21

split-complementary

#163F7E #7E2116 #737E16

monochromatic

#050D1A #0D254A #163F7E #1F59B2 #3375DB

Accessibility & contrast

On white

10.26

#163F7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#163F7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163F7E

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163F7E	#FFFFFF	#000000	##FFFFFF
##163F7E	1.00	10.26	2.05	10.26
#FFFFFF	10.26	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4680

Deuteranopia (green-blind)

#003C7D

Tritanopia (blue-blind)

#004E58

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #163f7e;
/* rgb */ color: rgb(22, 63, 126);
/* oklch */ color: oklch(37.7% 0.116 259.1);

Tailwind

colors: {
  custom: {
    50: '#6573a4',
    500: '#163f7e',
    950: '#000000',
  },
}

SCSS

$custom: #163f7e;
$custom-light: #6573a4;
$custom-dark: #000000;

JSON

{
  "hex": "#163f7e",
  "rgb": {
    "r": 22,
    "g": 63,
    "b": 126
  },
  "hsl": {
    "h": 216.346,
    "s": 70.27,
    "l": 29.02
  },
  "oklch": {
    "l": 0.37734,
    "c": 0.11626,
    "h": 259.1
  },
  "luminance": 0.05232
}

Semantic roles & 50–950 ramp

primary

#163F7E

secondary

#B3843D

accent

#A73BED

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #163F7E

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

Preview Lab → · Contrast checker → · Palette generator →