#161B3E#161B3E

#161B3E is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 23.9% C 0.066 H 274.1°. Best body text is #FFFFFF at 16.66:1 contrast (WCAG AA passes).

Color values

HEX	#161B3E
RGB	rgb(22, 27, 62)
HSL	hsl(233, 48%, 16%)
HSV	hsv(233, 65%, 24%)
CMYK	cmyk(64.5%, 56.5%, 0%, 75.7%)
CIE-LAB	lab(11.29, 10.30, -23.22)
CIE-LCH	lch(11.29, 25.41, 293.92°)
OKLab	oklab(23.92% 0.0048 -0.0663)
OKLCH	oklch(23.92% 0.066 274.1)
XYZ	xyz(1.5920, 1.3021, 4.7239)
Luminance	0.0130 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#161B3E #3E3916

analogous

#162F3E #161B3E #25163E

triadic

#161B3E #3E161B #1B3E16

tetradic

#161B3E #3E162F #3E3916 #163E25

square

#161B3E #3E162F #3E3916 #163E25

split-complementary

#161B3E #3E2516 #2F3E16

monochromatic

#080A17 #080A17 #161B3E #262F6B #364298

Accessibility & contrast

On white

16.66

#161B3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#161B3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #161B3E

16.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##161B3E	#FFFFFF	#000000	##FFFFFF
##161B3E	1.00	16.66	1.26	16.66
#FFFFFF	16.66	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A203F

Deuteranopia (green-blind)

#051C3D

Tritanopia (blue-blind)

#022329

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #161b3e;
/* rgb */ color: rgb(22, 27, 62);
/* oklch */ color: oklch(23.9% 0.066 274.1);

Tailwind

colors: {
  custom: {
    50: '#575773',
    500: '#161b3e',
    950: '#000000',
  },
}

SCSS

$custom: #161b3e;
$custom-light: #575773;
$custom-dark: #000000;

JSON

{
  "hex": "#161b3e",
  "rgb": {
    "r": 22,
    "g": 27,
    "b": 62
  },
  "hsl": {
    "h": 232.5,
    "s": 47.619,
    "l": 16.471
  },
  "oklch": {
    "l": 0.23919,
    "c": 0.06649,
    "h": 274.1
  },
  "luminance": 0.01302
}

Semantic roles & 50–950 ramp

primary

#161B3E

secondary

#756E3B

accent

#C651D7

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030308

muted

#78787B

Preview Lab

Preview with #161B3E

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

Preview Lab → · Contrast checker → · Palette generator →