#10192B#10192B

#10192B is a very dark, muted blue. Relative luminance 0.010; OKLCH L 21.5% C 0.038 H 263.3°. Best body text is #FFFFFF at 17.56:1 contrast (WCAG AA passes).

Color values

HEX	#10192B
RGB	rgb(16, 25, 43)
HSL	hsl(220, 46%, 12%)
HSV	hsv(220, 63%, 17%)
CMYK	cmyk(62.8%, 41.9%, 0%, 83.1%)
CIE-LAB	lab(8.82, 2.47, -13.45)
CIE-LCH	lch(8.82, 13.67, 280.40°)
OKLab	oklab(21.48% -0.0044 -0.0379)
OKLCH	oklch(21.48% 0.038 263.3)
XYZ	xyz(0.9972, 0.9798, 2.4216)
Luminance	0.0098 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10192B #2B2210

analogous

#10272B #10192B #15102B

triadic

#10192B #2B1019 #192B10

tetradic

#10192B #2B1027 #2B2210 #102B15

square

#10192B #2B1027 #2B2210 #102B15

split-complementary

#10192B #2B1510 #272B10

monochromatic

#080D16 #080D16 #10192B #213358 #314D84

Accessibility & contrast

On white

17.56

#10192B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#10192B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10192B

17.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10192B	#FFFFFF	#000000	##FFFFFF
##10192B	1.00	17.56	1.20	17.56
#FFFFFF	17.56	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#121A2C

Deuteranopia (green-blind)

#0F182B

Tritanopia (blue-blind)

#051D20

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #10192b;
/* rgb */ color: rgb(16, 25, 43);
/* oklch */ color: oklch(21.5% 0.038 263.3);

Tailwind

colors: {
  custom: {
    50: '#505564',
    500: '#10192b',
    950: '#000000',
  },
}

SCSS

$custom: #10192b;
$custom-light: #505564;
$custom-dark: #000000;

JSON

{
  "hex": "#10192b",
  "rgb": {
    "r": 16,
    "g": 25,
    "b": 43
  },
  "hsl": {
    "h": 220,
    "s": 45.763,
    "l": 11.569
  },
  "oklch": {
    "l": 0.21476,
    "c": 0.03814,
    "h": 263.3
  },
  "luminance": 0.0098
}

Semantic roles & 50–950 ramp

primary

#10192B

secondary

#645333

accent

#AA52D5

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020305

muted

#78787A

Preview Lab

Preview with #10192B

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

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