#163F7F#163F7F

#163F7F is a dark, moderate blue. Relative luminance 0.053; OKLCH L 37.8% C 0.118 H 259.3°. Best body text is #FFFFFF at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#163F7F
RGB	rgb(22, 63, 127)
HSL	hsl(217, 70%, 29%)
HSV	hsv(217, 83%, 50%)
CMYK	cmyk(82.7%, 50.4%, 0%, 50.2%)
CIE-LAB	lab(27.46, 11.09, -40.22)
CIE-LCH	lch(27.46, 41.72, 285.41°)
OKLab	oklab(37.81% -0.0219 -0.1157)
OKLCH	oklch(37.81% 0.118 259.3)
XYZ	xyz(5.9377, 5.2572, 20.7764)
Luminance	0.0526 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163F7F #7F5616

analogous

#16747F #163F7F #21167F

triadic

#163F7F #7F163F #3F7F16

tetradic

#163F7F #7F1674 #7F5616 #167F21

square

#163F7F #7F1674 #7F5616 #167F21

split-complementary

#163F7F #7F2116 #747F16

monochromatic

#050D1A #0D254B #163F7F #1F59B3 #3475DC

Accessibility & contrast

On white

10.24

#163F7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#163F7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163F7F

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163F7F	#FFFFFF	#000000	##FFFFFF
##163F7F	1.00	10.24	2.05	10.24
#FFFFFF	10.24	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4681

Deuteranopia (green-blind)

#003C7E

Tritanopia (blue-blind)

#004E59

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #163f7f;
/* rgb */ color: rgb(22, 63, 127);
/* oklch */ color: oklch(37.8% 0.118 259.3);

Tailwind

colors: {
  custom: {
    50: '#6673a5',
    500: '#163f7f',
    950: '#000000',
  },
}

SCSS

$custom: #163f7f;
$custom-light: #6673a5;
$custom-dark: #000000;

JSON

{
  "hex": "#163f7f",
  "rgb": {
    "r": 22,
    "g": 63,
    "b": 127
  },
  "hsl": {
    "h": 216.571,
    "s": 70.47,
    "l": 29.216
  },
  "oklch": {
    "l": 0.37812,
    "c": 0.11771,
    "h": 259.3
  },
  "luminance": 0.05258
}

Semantic roles & 50–950 ramp

primary

#163F7F

secondary

#B4853D

accent

#A73BED

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #163F7F

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

Preview Lab → · Contrast checker → · Palette generator →