#101742#101742

#101742 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.9% C 0.081 H 271.4°. Best body text is #FFFFFF at 17.17:1 contrast (WCAG AA passes).

Color values

HEX	#101742
RGB	rgb(16, 23, 66)
HSL	hsl(232, 61%, 16%)
HSV	hsv(232, 76%, 26%)
CMYK	cmyk(75.8%, 65.2%, 0%, 74.1%)
CIE-LAB	lab(9.92, 13.76, -28.28)
CIE-LCH	lch(9.92, 31.45, 295.95°)
OKLab	oklab(22.88% 0.002 -0.0814)
OKLCH	oklch(22.88% 0.081 271.4)
XYZ	xyz(1.5031, 1.1162, 5.2894)
Luminance	0.0112 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101742 #423B10

analogous

#103042 #101742 #221042

triadic

#101742 #421017 #174210

tetradic

#101742 #421030 #423B10 #104222

square

#101742 #421030 #423B10 #104222

split-complementary

#101742 #422210 #304210

monochromatic

#060919 #060919 #101742 #1C2873 #2839A5

Accessibility & contrast

On white

17.17

#101742 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#101742 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101742

17.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101742	#FFFFFF	#000000	##FFFFFF
##101742	1.00	17.17	1.22	17.17
#FFFFFF	17.17	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E43

Deuteranopia (green-blind)

#001941

Tritanopia (blue-blind)

#002229

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #101742;
/* rgb */ color: rgb(16, 23, 66);
/* oklch */ color: oklch(22.9% 0.081 271.4);

Tailwind

colors: {
  custom: {
    50: '#565377',
    500: '#101742',
    950: '#000000',
  },
}

SCSS

$custom: #101742;
$custom-light: #565377;
$custom-dark: #000000;

JSON

{
  "hex": "#101742",
  "rgb": {
    "r": 16,
    "g": 23,
    "b": 66
  },
  "hsl": {
    "h": 231.6,
    "s": 60.976,
    "l": 16.078
  },
  "oklch": {
    "l": 0.22882,
    "c": 0.08145,
    "h": 271.4
  },
  "luminance": 0.01116
}

Semantic roles & 50–950 ramp

primary

#101742

secondary

#7C7232

accent

#CE44E4

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #101742

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

Preview Lab → · Contrast checker → · Palette generator →