#101247#101247

#101247 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.3% C 0.097 H 273.7°. Best body text is #FFFFFF at 17.51:1 contrast (WCAG AA passes).

Color values

HEX	#101247
RGB	rgb(16, 18, 71)
HSL	hsl(238, 63%, 17%)
HSV	hsv(238, 77%, 28%)
CMYK	cmyk(77.5%, 74.6%, 0%, 72.2%)
CIE-LAB	lab(8.97, 19.62, -33.35)
CIE-LCH	lch(8.97, 38.69, 300.47°)
OKLab	oklab(22.34% 0.0063 -0.0963)
OKLCH	oklch(22.34% 0.097 273.7)
XYZ	xyz(1.5669, 0.9976, 6.0700)
Luminance	0.0100 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 2.04

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101247 #474510

analogous

#102E47 #101247 #2A1047

triadic

#101247 #471012 #124710

tetradic

#101247 #47102E #474510 #10472A

square

#101247 #47102E #474510 #10472A

split-complementary

#101247 #472A10 #2E4710

monochromatic

#060619 #060619 #101247 #1B1F79 #272BAB

Accessibility & contrast

On white

17.51

#101247 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#101247 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101247

17.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101247	#FFFFFF	#000000	##FFFFFF
##101247	1.00	17.51	1.20	17.51
#FFFFFF	17.51	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C49

Deuteranopia (green-blind)

#001746

Tritanopia (blue-blind)

#00202A

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #101247;
/* rgb */ color: rgb(16, 18, 71);
/* oklch */ color: oklch(22.3% 0.097 273.7);

Tailwind

colors: {
  custom: {
    50: '#58507b',
    500: '#101247',
    950: '#000000',
  },
}

SCSS

$custom: #101247;
$custom-light: #58507b;
$custom-dark: #000000;

JSON

{
  "hex": "#101247",
  "rgb": {
    "r": 16,
    "g": 18,
    "b": 71
  },
  "hsl": {
    "h": 237.818,
    "s": 63.218,
    "l": 17.059
  },
  "oklch": {
    "l": 0.22335,
    "c": 0.09655,
    "h": 273.7
  },
  "luminance": 0.00998
}

Semantic roles & 50–950 ramp

primary

#101247

secondary

#817E32

accent

#E042E6

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040209

muted

#79787B

Preview Lab

Preview with #101247

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

Preview Lab → · Contrast checker → · Palette generator →