#16153B#16153B

#16153B is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.3% C 0.071 H 280.1°. Best body text is #FFFFFF at 17.43:1 contrast (WCAG AA passes).

Color values

HEX	#16153B
RGB	rgb(22, 21, 59)
HSL	hsl(242, 48%, 16%)
HSV	hsv(242, 64%, 23%)
CMYK	cmyk(62.7%, 64.4%, 0%, 76.9%)
CIE-LAB	lab(9.18, 13.69, -24.49)
CIE-LCH	lch(9.18, 28.06, 299.21°)
OKLab	oklab(22.26% 0.0125 -0.0701)
OKLCH	oklch(22.26% 0.071 280.1)
XYZ	xyz(1.3882, 1.0226, 4.2611)
Luminance	0.0102 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16153B #3A3B15

analogous

#15273B #16153B #29153B

triadic

#16153B #3B1615 #153B16

tetradic

#16153B #3B1527 #3A3B15 #153B29

square

#16153B #3B1527 #3A3B15 #153B29

split-complementary

#16153B #3B2915 #273B15

monochromatic

#080817 #080817 #16153B #272568 #383595

Accessibility & contrast

On white

17.43

#16153B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#16153B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16153B

17.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16153B	#FFFFFF	#000000	##FFFFFF
##16153B	1.00	17.43	1.20	17.43
#FFFFFF	17.43	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#011B3C

Deuteranopia (green-blind)

#00183A

Tritanopia (blue-blind)

#061E25

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #16153b;
/* rgb */ color: rgb(22, 21, 59);
/* oklch */ color: oklch(22.3% 0.071 280.1);

Tailwind

colors: {
  custom: {
    50: '#575271',
    500: '#16153b',
    950: '#000000',
  },
}

SCSS

$custom: #16153b;
$custom-light: #575271;
$custom-dark: #000000;

JSON

{
  "hex": "#16153b",
  "rgb": {
    "r": 22,
    "g": 21,
    "b": 59
  },
  "hsl": {
    "h": 241.579,
    "s": 47.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.22257,
    "c": 0.07122,
    "h": 280.1
  },
  "luminance": 0.01023
}

Semantic roles & 50–950 ramp

primary

#16153B

secondary

#717239

accent

#D751D4

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030207

muted

#78787A

Preview Lab

Preview with #16153B

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

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