#164E5B#164E5B

#164E5B is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 39.4% C 0.060 H 216.5°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#164E5B
RGB	rgb(22, 78, 91)
HSL	hsl(191, 61%, 22%)
HSV	hsv(191, 76%, 36%)
CMYK	cmyk(75.8%, 14.3%, 0%, 64.3%)
CIE-LAB	lab(30.34, -13.10, -12.87)
CIE-LCH	lch(30.34, 18.37, 224.50°)
OKLab	oklab(39.42% -0.0484 -0.0359)
OKLCH	oklch(39.42% 0.06 216.5)
XYZ	xyz(4.9428, 6.3741, 10.8653)
Luminance	0.0638 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#164E5B #5B2316

analogous

#165B46 #164E5B #162C5B

triadic

#164E5B #5B164E #4E5B16

tetradic

#164E5B #46165B #5B2316 #2C5B16

square

#164E5B #46165B #5B2316 #2C5B16

split-complementary

#164E5B #5B162C #5B4616

monochromatic

#061519 #0A242A #164E5B #22788C #2EA2BE

Accessibility & contrast

On white

9.23

#164E5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#164E5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #164E5B

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##164E5B	#FFFFFF	#000000	##FFFFFF
##164E5B	1.00	9.23	2.28	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454B5C

Deuteranopia (green-blind)

#3C445B

Tritanopia (blue-blind)

#005352

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #164e5b;
/* rgb */ color: rgb(22, 78, 91);
/* oklch */ color: oklch(39.4% 0.060 216.5);

Tailwind

colors: {
  custom: {
    50: '#5e7f89',
    500: '#164e5b',
    950: '#000000',
  },
}

SCSS

$custom: #164e5b;
$custom-light: #5e7f89;
$custom-dark: #000000;

JSON

{
  "hex": "#164e5b",
  "rgb": {
    "r": 22,
    "g": 78,
    "b": 91
  },
  "hsl": {
    "h": 191.304,
    "s": 61.062,
    "l": 22.157
  },
  "oklch": {
    "l": 0.39424,
    "c": 0.0603,
    "h": 216.5
  },
  "luminance": 0.06375
}

Semantic roles & 50–950 ramp

primary

#164E5B

secondary

#924B3B

accent

#6244E4

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #164E5B

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

Preview Lab → · Contrast checker → · Palette generator →