#101930#101930

#101930 is a very dark, muted blue. Relative luminance 0.010; OKLCH L 21.8% C 0.047 H 266.4°. Best body text is #FFFFFF at 17.44:1 contrast (WCAG AA passes).

Color values

HEX	#101930
RGB	rgb(16, 25, 48)
HSL	hsl(223, 50%, 13%)
HSV	hsv(223, 67%, 19%)
CMYK	cmyk(66.7%, 47.9%, 0%, 81.2%)
CIE-LAB	lab(9.15, 4.52, -16.61)
CIE-LCH	lch(9.15, 17.21, 285.23°)
OKLab	oklab(21.83% -0.0029 -0.0471)
OKLCH	oklch(21.83% 0.047 266.4)
XYZ	xyz(1.0946, 1.0187, 2.9347)
Luminance	0.0102 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101930 #302710

analogous

#102930 #101930 #171030

triadic

#101930 #301019 #193010

tetradic

#101930 #301029 #302710 #103017

square

#101930 #301029 #302710 #103017

split-complementary

#101930 #301710 #293010

monochromatic

#080C17 #080C17 #101930 #1F315E #2F498C

Accessibility & contrast

On white

17.44

#101930 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#101930 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101930

17.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101930	#FFFFFF	#000000	##FFFFFF
##101930	1.00	17.44	1.20	17.44
#FFFFFF	17.44	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F1B31

Deuteranopia (green-blind)

#0C1830

Tritanopia (blue-blind)

#021E22

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #101930;
/* rgb */ color: rgb(16, 25, 48);
/* oklch */ color: oklch(21.8% 0.047 266.4);

Tailwind

colors: {
  custom: {
    50: '#515568',
    500: '#101930',
    950: '#000000',
  },
}

SCSS

$custom: #101930;
$custom-light: #515568;
$custom-dark: #000000;

JSON

{
  "hex": "#101930",
  "rgb": {
    "r": 16,
    "g": 25,
    "b": 48
  },
  "hsl": {
    "h": 223.125,
    "s": 50,
    "l": 12.549
  },
  "oklch": {
    "l": 0.21833,
    "c": 0.04719,
    "h": 266.4
  },
  "luminance": 0.01019
}

Semantic roles & 50–950 ramp

primary

#101930

secondary

#695A33

accent

#B24EDA

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020306

muted

#78787A

Preview Lab

Preview with #101930

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

Preview Lab → · Contrast checker → · Palette generator →