#10164C#10164C

#10164C is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.7% C 0.099 H 271.5°. Best body text is #FFFFFF at 16.92:1 contrast (WCAG AA passes).

Color values

HEX	#10164C
RGB	rgb(16, 22, 76)
HSL	hsl(234, 65%, 18%)
HSV	hsv(234, 79%, 30%)
CMYK	cmyk(78.9%, 71.1%, 0%, 70.2%)
CIE-LAB	lab(10.60, 18.74, -34.16)
CIE-LCH	lch(10.60, 38.96, 298.75°)
OKLab	oklab(23.68% 0.0026 -0.0987)
OKLCH	oklch(23.68% 0.099 271.5)
XYZ	xyz(1.8047, 1.2056, 6.9737)
Luminance	0.0121 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10164C #4C4610

analogous

#10344C #10164C #28104C

triadic

#10164C #4C1016 #164C10

tetradic

#10164C #4C1034 #4C4610 #104C28

square

#10164C #4C1034 #4C4610 #104C28

split-complementary

#10164C #4C2810 #344C10

monochromatic

#050719 #050719 #10164C #1B257F #2533B1

Accessibility & contrast

On white

16.92

#10164C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#10164C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10164C

16.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10164C	#FFFFFF	#000000	##FFFFFF
##10164C	1.00	16.92	1.24	16.92
#FFFFFF	16.92	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00204E

Deuteranopia (green-blind)

#001A4B

Tritanopia (blue-blind)

#00242E

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #10164c;
/* rgb */ color: rgb(16, 22, 76);
/* oklch */ color: oklch(23.7% 0.099 271.5);

Tailwind

colors: {
  custom: {
    50: '#59537f',
    500: '#10164c',
    950: '#000000',
  },
}

SCSS

$custom: #10164c;
$custom-light: #59537f;
$custom-dark: #000000;

JSON

{
  "hex": "#10164c",
  "rgb": {
    "r": 16,
    "g": 22,
    "b": 76
  },
  "hsl": {
    "h": 234,
    "s": 65.217,
    "l": 18.039
  },
  "oklch": {
    "l": 0.23682,
    "c": 0.09874,
    "h": 271.5
  },
  "luminance": 0.01206
}

Semantic roles & 50–950 ramp

primary

#10164C

secondary

#867D32

accent

#D740E8

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #10164C

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

Preview Lab → · Contrast checker → · Palette generator →