#101642#101642

#101642 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.7% C 0.083 H 272.1°. Best body text is #FFFFFF at 17.28:1 contrast (WCAG AA passes).

Color values

HEX	#101642
RGB	rgb(16, 22, 66)
HSL	hsl(233, 61%, 16%)
HSV	hsv(233, 76%, 26%)
CMYK	cmyk(75.8%, 66.7%, 0%, 74.1%)
CIE-LAB	lab(9.62, 14.53, -28.78)
CIE-LCH	lch(9.62, 32.24, 296.79°)
OKLab	oklab(22.66% 0.003 -0.0829)
OKLCH	oklch(22.66% 0.083 272.1)
XYZ	xyz(1.4836, 1.0772, 5.2829)
Luminance	0.0108 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101642 #423C10

analogous

#102F42 #101642 #231042

triadic

#101642 #421016 #164210

tetradic

#101642 #42102F #423C10 #104223

square

#101642 #42102F #423C10 #104223

split-complementary

#101642 #422310 #2F4210

monochromatic

#060819 #060819 #101642 #1C2673 #2837A5

Accessibility & contrast

On white

17.28

#101642 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#101642 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101642

17.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101642	#FFFFFF	#000000	##FFFFFF
##101642	1.00	17.28	1.22	17.28
#FFFFFF	17.28	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D43

Deuteranopia (green-blind)

#001941

Tritanopia (blue-blind)

#002129

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #101642;
/* rgb */ color: rgb(16, 22, 66);
/* oklch */ color: oklch(22.7% 0.083 272.1);

Tailwind

colors: {
  custom: {
    50: '#565277',
    500: '#101642',
    950: '#000000',
  },
}

SCSS

$custom: #101642;
$custom-light: #565277;
$custom-dark: #000000;

JSON

{
  "hex": "#101642",
  "rgb": {
    "r": 16,
    "g": 22,
    "b": 66
  },
  "hsl": {
    "h": 232.8,
    "s": 60.976,
    "l": 16.078
  },
  "oklch": {
    "l": 0.22655,
    "c": 0.08295,
    "h": 272.1
  },
  "luminance": 0.01077
}

Semantic roles & 50–950 ramp

primary

#101642

secondary

#7C7332

accent

#D144E4

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #101642

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

Preview Lab → · Contrast checker → · Palette generator →