#16283B#16283B

#16283B is a dark, muted cyan. Relative luminance 0.020; OKLCH L 27.1% C 0.043 H 250.9°. Best body text is #FFFFFF at 14.99:1 contrast (WCAG AA passes).

Color values

HEX	#16283B
RGB	rgb(22, 40, 59)
HSL	hsl(211, 46%, 16%)
HSV	hsv(211, 63%, 23%)
CMYK	cmyk(62.7%, 32.2%, 0%, 76.9%)
CIE-LAB	lab(15.51, -0.61, -14.44)
CIE-LCH	lch(15.51, 14.45, 267.56°)
OKLab	oklab(27.11% -0.014 -0.0405)
OKLCH	oklch(27.11% 0.043 250.9)
XYZ	xyz(1.8788, 2.0038, 4.4246)
Luminance	0.0200 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16283B #3B2916

analogous

#163A3B #16283B #16163B

triadic

#16283B #3B1628 #283B16

tetradic

#16283B #3B163A #3B2916 #163B16

square

#16283B #3B163A #3B2916 #163B16

split-complementary

#16283B #3B1616 #3A3B16

monochromatic

#080F16 #080F16 #16283B #274668 #376494

Accessibility & contrast

On white

14.99

#16283B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#16283B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16283B

14.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16283B	#FFFFFF	#000000	##FFFFFF
##16283B	1.00	14.99	1.40	14.99
#FFFFFF	14.99	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#20293C

Deuteranopia (green-blind)

#1B253B

Tritanopia (blue-blind)

#022C2F

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #16283b;
/* rgb */ color: rgb(22, 40, 59);
/* oklch */ color: oklch(27.1% 0.043 250.9);

Tailwind

colors: {
  custom: {
    50: '#566171',
    500: '#16283b',
    950: '#000000',
  },
}

SCSS

$custom: #16283b;
$custom-light: #566171;
$custom-dark: #000000;

JSON

{
  "hex": "#16283b",
  "rgb": {
    "r": 22,
    "g": 40,
    "b": 59
  },
  "hsl": {
    "h": 210.811,
    "s": 45.679,
    "l": 15.882
  },
  "oklch": {
    "l": 0.27112,
    "c": 0.04288,
    "h": 250.9
  },
  "luminance": 0.02004
}

Semantic roles & 50–950 ramp

primary

#16283B

secondary

#72573B

accent

#9652D5

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030507

muted

#78797A

Preview Lab

Preview with #16283B

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

Preview Lab → · Contrast checker → · Palette generator →