#163B58#163B58

#163B58 is a dark, moderate cyan. Relative luminance 0.040; OKLCH L 34.1% C 0.066 H 245.3°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#163B58
RGB	rgb(22, 59, 88)
HSL	hsl(206, 60%, 22%)
HSV	hsv(206, 75%, 35%)
CMYK	cmyk(75%, 33%, 0%, 65.5%)
CIE-LAB	lab(23.68, -2.26, -21.25)
CIE-LCH	lch(23.68, 21.37, 263.93°)
OKLab	oklab(34.07% -0.0277 -0.0601)
OKLCH	oklch(34.07% 0.066 245.3)
XYZ	xyz(3.6556, 4.0027, 9.8106)
Luminance	0.0400 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163B58 #583316

analogous

#165854 #163B58 #161A58

triadic

#163B58 #58163B #3B5816

tetradic

#163B58 #541658 #583316 #1A5816

square

#163B58 #541658 #583316 #1A5816

split-complementary

#163B58 #58161A #585416

monochromatic

#061018 #0A1A27 #163B58 #225C89 #2E7DBA

Accessibility & contrast

On white

11.66

#163B58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#163B58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163B58

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163B58	#FFFFFF	#000000	##FFFFFF
##163B58	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3C59

Deuteranopia (green-blind)

#253657

Tritanopia (blue-blind)

#004245

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #163b58;
/* rgb */ color: rgb(22, 59, 88);
/* oklch */ color: oklch(34.1% 0.066 245.3);

Tailwind

colors: {
  custom: {
    50: '#5c7087',
    500: '#163b58',
    950: '#000000',
  },
}

SCSS

$custom: #163b58;
$custom-light: #5c7087;
$custom-dark: #000000;

JSON

{
  "hex": "#163b58",
  "rgb": {
    "r": 22,
    "g": 59,
    "b": 88
  },
  "hsl": {
    "h": 206.364,
    "s": 60,
    "l": 21.569
  },
  "oklch": {
    "l": 0.34071,
    "c": 0.06616,
    "h": 245.3
  },
  "luminance": 0.04003
}

Semantic roles & 50–950 ramp

primary

#163B58

secondary

#8F603B

accent

#8A45E3

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #163B58

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

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