#101356#101356

#101356 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 24.2% C 0.117 H 271.7°. Best body text is #FFFFFF at 16.81:1 contrast (WCAG AA passes).

Color values

HEX	#101356
RGB	rgb(16, 19, 86)
HSL	hsl(237, 69%, 20%)
HSV	hsv(237, 81%, 34%)
CMYK	cmyk(81.4%, 77.9%, 0%, 66.3%)
CIE-LAB	lab(10.90, 24.91, -40.51)
CIE-LCH	lch(10.90, 47.56, 301.58°)
OKLab	oklab(24.23% 0.0034 -0.1173)
OKLCH	oklch(24.23% 0.117 271.7)
XYZ	xyz(2.1257, 1.2476, 8.9311)
Luminance	0.0125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101356 #565310

analogous

#103656 #101356 #301056

triadic

#101356 #561013 #135610

tetradic

#101356 #561036 #565310 #105630

square

#101356 #561036 #565310 #105630

split-complementary

#101356 #563010 #365610

monochromatic

#05061A #060822 #101356 #1A1E8A #232ABD

Accessibility & contrast

On white

16.81

#101356 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#101356 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101356

16.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101356	#FFFFFF	#000000	##FFFFFF
##101356	1.00	16.81	1.25	16.81
#FFFFFF	16.81	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002158

Deuteranopia (green-blind)

#001A55

Tritanopia (blue-blind)

#002633

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #101356;
/* rgb */ color: rgb(16, 19, 86);
/* oklch */ color: oklch(24.2% 0.117 271.7);

Tailwind

colors: {
  custom: {
    50: '#5c5186',
    500: '#101356',
    950: '#000000',
  },
}

SCSS

$custom: #101356;
$custom-light: #5c5186;
$custom-dark: #000000;

JSON

{
  "hex": "#101356",
  "rgb": {
    "r": 16,
    "g": 19,
    "b": 86
  },
  "hsl": {
    "h": 237.429,
    "s": 68.627,
    "l": 20
  },
  "oklch": {
    "l": 0.24234,
    "c": 0.11731,
    "h": 271.7
  },
  "luminance": 0.01248
}

Semantic roles & 50–950 ramp

primary

#101356

secondary

#8F8B32

accent

#E43CEB

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #101356

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

Preview Lab → · Contrast checker → · Palette generator →