#101A47#101A47

#101A47 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.1% C 0.085 H 269.4°. Best body text is #FFFFFF at 16.66:1 contrast (WCAG AA passes).

Color values

HEX	#101A47
RGB	rgb(16, 26, 71)
HSL	hsl(229, 63%, 17%)
HSV	hsv(229, 77%, 28%)
CMYK	cmyk(77.5%, 63.4%, 0%, 72.2%)
CIE-LAB	lab(11.30, 13.59, -29.54)
CIE-LCH	lch(11.30, 32.52, 294.71°)
OKLab	oklab(24.05% -0.0008 -0.0851)
OKLCH	oklch(24.05% 0.085 269.4)
XYZ	xyz(1.7200, 1.3037, 6.1210)
Luminance	0.0130 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101A47 #473D10

analogous

#103647 #101A47 #221047

triadic

#101A47 #47101A #1A4710

tetradic

#101A47 #471036 #473D10 #104722

square

#101A47 #471036 #473D10 #104722

split-complementary

#101A47 #472210 #364710

monochromatic

#060919 #060919 #101A47 #1B2C79 #273FAB

Accessibility & contrast

On white

16.66

#101A47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#101A47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101A47

16.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101A47	#FFFFFF	#000000	##FFFFFF
##101A47	1.00	16.66	1.26	16.66
#FFFFFF	16.66	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002149

Deuteranopia (green-blind)

#001C46

Tritanopia (blue-blind)

#00252D

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #101a47;
/* rgb */ color: rgb(16, 26, 71);
/* oklch */ color: oklch(24.1% 0.085 269.4);

Tailwind

colors: {
  custom: {
    50: '#57567b',
    500: '#101a47',
    950: '#000000',
  },
}

SCSS

$custom: #101a47;
$custom-light: #57567b;
$custom-dark: #000000;

JSON

{
  "hex": "#101a47",
  "rgb": {
    "r": 16,
    "g": 26,
    "b": 71
  },
  "hsl": {
    "h": 229.091,
    "s": 63.218,
    "l": 17.059
  },
  "oklch": {
    "l": 0.24053,
    "c": 0.0851,
    "h": 269.4
  },
  "luminance": 0.01304
}

Semantic roles & 50–950 ramp

primary

#101A47

secondary

#817332

accent

#C842E6

background

#F5F5F7

surface

#E9E8EE

border

#C5C4C9

text

#030309

muted

#78787B

Preview Lab

Preview with #101A47

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

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