#163057#163057

#163057 is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.1% C 0.077 H 258.4°. Best body text is #FFFFFF at 13.17:1 contrast (WCAG AA passes).

Color values

HEX	#163057
RGB	rgb(22, 48, 87)
HSL	hsl(216, 60%, 21%)
HSV	hsv(216, 75%, 34%)
CMYK	cmyk(74.7%, 44.8%, 0%, 65.9%)
CIE-LAB	lab(19.93, 5.00, -26.52)
CIE-LCH	lch(19.93, 26.99, 280.67°)
OKLab	oklab(31.12% -0.0155 -0.0757)
OKLCH	oklch(31.12% 0.077 258.4)
XYZ	xyz(3.1075, 2.9723, 9.4249)
Luminance	0.0297 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163057 #573D16

analogous

#165157 #163057 #1D1657

triadic

#163057 #571630 #305716

tetradic

#163057 #571651 #573D16 #16571D

square

#163057 #571651 #573D16 #16571D

split-complementary

#163057 #571D16 #515716

monochromatic

#060D18 #0A1526 #163057 #224B88 #2F66B9

Accessibility & contrast

On white

13.17

#163057 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#163057 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163057

13.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163057	#FFFFFF	#000000	##FFFFFF
##163057	1.00	13.17	1.59	13.17
#FFFFFF	13.17	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E3359

Deuteranopia (green-blind)

#132D56

Tritanopia (blue-blind)

#00393F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #163057;
/* rgb */ color: rgb(22, 48, 87);
/* oklch */ color: oklch(31.1% 0.077 258.4);

Tailwind

colors: {
  custom: {
    50: '#5c6786',
    500: '#163057',
    950: '#000000',
  },
}

SCSS

$custom: #163057;
$custom-light: #5c6786;
$custom-dark: #000000;

JSON

{
  "hex": "#163057",
  "rgb": {
    "r": 22,
    "g": 48,
    "b": 87
  },
  "hsl": {
    "h": 216,
    "s": 59.633,
    "l": 21.373
  },
  "oklch": {
    "l": 0.31119,
    "c": 0.07725,
    "h": 258.4
  },
  "luminance": 0.02973
}

Semantic roles & 50–950 ramp

primary

#163057

secondary

#8E6D3A

accent

#A445E3

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #163057

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

Preview Lab → · Contrast checker → · Palette generator →