#163980#163980

#163980 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 36.5% C 0.127 H 262.3°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#163980
RGB	rgb(22, 57, 128)
HSL	hsl(220, 71%, 29%)
HSV	hsv(220, 83%, 50%)
CMYK	cmyk(82.8%, 55.5%, 0%, 49.8%)
CIE-LAB	lab(25.73, 15.72, -43.64)
CIE-LCH	lch(25.73, 46.39, 289.82°)
OKLab	oklab(36.52% -0.017 -0.1258)
OKLCH	oklch(36.52% 0.127 262.3)
XYZ	xyz(5.6889, 4.6547, 21.0165)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163980 #805D16

analogous

#166E80 #163980 #281680

triadic

#163980 #801639 #398016

tetradic

#163980 #80166E #805D16 #168028

square

#163980 #80166E #805D16 #168028

split-complementary

#163980 #802816 #6E8016

monochromatic

#040C1A #0D224C #163980 #1F50B4 #346CDC

Accessibility & contrast

On white

10.88

#163980 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#163980 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163980

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163980	#FFFFFF	#000000	##FFFFFF
##163980	1.00	10.88	1.93	10.88
#FFFFFF	10.88	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004282

Deuteranopia (green-blind)

#00387F

Tritanopia (blue-blind)

#004A56

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #163980;
/* rgb */ color: rgb(22, 57, 128);
/* oklch */ color: oklch(36.5% 0.127 262.3);

Tailwind

colors: {
  custom: {
    50: '#666ea5',
    500: '#163980',
    950: '#000000',
  },
}

SCSS

$custom: #163980;
$custom-light: #666ea5;
$custom-dark: #000000;

JSON

{
  "hex": "#163980",
  "rgb": {
    "r": 22,
    "g": 57,
    "b": 128
  },
  "hsl": {
    "h": 220.189,
    "s": 70.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.36517,
    "c": 0.12699,
    "h": 262.3
  },
  "luminance": 0.04655
}

Semantic roles & 50–950 ramp

primary

#163980

secondary

#B58D3D

accent

#B23AED

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #163980

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

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