#101B36#101B36

#101B36 is a very dark, muted blue. Relative luminance 0.012; OKLCH L 22.8% C 0.055 H 265.6°. Best body text is #FFFFFF at 17.05:1 contrast (WCAG AA passes).

Color values

HEX	#101B36
RGB	rgb(16, 27, 54)
HSL	hsl(223, 54%, 14%)
HSV	hsv(223, 70%, 21%)
CMYK	cmyk(70.4%, 50%, 0%, 78.8%)
CIE-LAB	lab(10.26, 5.49, -19.19)
CIE-LCH	lch(10.26, 19.96, 285.97°)
OKLab	oklab(22.83% -0.0042 -0.0546)
OKLCH	oklch(22.83% 0.055 265.6)
XYZ	xyz(1.2712, 1.1603, 3.6463)
Luminance	0.0116 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101B36 #362B10

analogous

#102E36 #101B36 #181036

triadic

#101B36 #36101B #1B3610

tetradic

#101B36 #36102E #362B10 #103618

square

#101B36 #36102E #362B10 #103618

split-complementary

#101B36 #361810 #2E3610

monochromatic

#070C18 #070C18 #101B36 #1E3365 #2C4A94

Accessibility & contrast

On white

17.05

#101B36 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#101B36 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101B36

17.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101B36	#FFFFFF	#000000	##FFFFFF
##101B36	1.00	17.05	1.23	17.05
#FFFFFF	17.05	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F1E37

Deuteranopia (green-blind)

#0A1A35

Tritanopia (blue-blind)

#002125

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #101b36;
/* rgb */ color: rgb(16, 27, 54);
/* oklch */ color: oklch(22.8% 0.055 265.6);

Tailwind

colors: {
  custom: {
    50: '#52566d',
    500: '#101b36',
    950: '#000000',
  },
}

SCSS

$custom: #101b36;
$custom-light: #52566d;
$custom-dark: #000000;

JSON

{
  "hex": "#101b36",
  "rgb": {
    "r": 16,
    "g": 27,
    "b": 54
  },
  "hsl": {
    "h": 222.632,
    "s": 54.286,
    "l": 13.725
  },
  "oklch": {
    "l": 0.22827,
    "c": 0.05479,
    "h": 265.6
  },
  "luminance": 0.0116
}

Semantic roles & 50–950 ramp

primary

#101B36

secondary

#705E32

accent

#B34ADE

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020307

muted

#78787A

Preview Lab

Preview with #101B36

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

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