#16538D#16538D

#16538D is a dark, moderate cyan. Relative luminance 0.083; OKLCH L 43.6% C 0.113 H 251.4°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#16538D
RGB	rgb(22, 83, 141)
HSL	hsl(209, 73%, 32%)
HSV	hsv(209, 84%, 55%)
CMYK	cmyk(84.4%, 41.1%, 0%, 44.7%)
CIE-LAB	lab(34.56, 3.28, -37.48)
CIE-LCH	lch(34.56, 37.62, 275.00°)
OKLab	oklab(43.61% -0.036 -0.1072)
OKLCH	oklch(43.61% 0.113 251.4)
XYZ	xyz(8.2300, 8.2792, 26.3584)
Luminance	0.0828 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16538D #8D5016

analogous

#168D8C #16538D #16178D

triadic

#16538D #8D1653 #538D16

tetradic

#16538D #8C168D #8D5016 #178D16

square

#16538D #8C168D #8D5016 #178D16

split-complementary

#16538D #8D1617 #8D8C16

monochromatic

#051523 #0E3458 #16538D #1E72C2 #3D91E1

Accessibility & contrast

On white

7.91

#16538D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#16538D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16538D

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16538D	#FFFFFF	#000000	##FFFFFF
##16538D	1.00	7.91	2.66	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37578F

Deuteranopia (green-blind)

#234C8C

Tritanopia (blue-blind)

#006169

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #16538d;
/* rgb */ color: rgb(22, 83, 141);
/* oklch */ color: oklch(43.6% 0.113 251.4);

Tailwind

colors: {
  custom: {
    50: '#6982af',
    500: '#16538d',
    950: '#000000',
  },
}

SCSS

$custom: #16538d;
$custom-light: #6982af;
$custom-dark: #000000;

JSON

{
  "hex": "#16538d",
  "rgb": {
    "r": 22,
    "g": 83,
    "b": 141
  },
  "hsl": {
    "h": 209.244,
    "s": 73.006,
    "l": 31.961
  },
  "oklch": {
    "l": 0.43614,
    "c": 0.11305,
    "h": 251.4
  },
  "luminance": 0.0828
}

Semantic roles & 50–950 ramp

primary

#16538D

secondary

#C17E3E

accent

#9238F0

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #16538D

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

Preview Lab → · Contrast checker → · Palette generator →