#101140#101140

#101140 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.4% C 0.087 H 275.2°. Best body text is #FFFFFF at 17.85:1 contrast (WCAG AA passes).

Color values

HEX	#101140
RGB	rgb(16, 17, 64)
HSL	hsl(239, 60%, 16%)
HSV	hsv(239, 75%, 25%)
CMYK	cmyk(75%, 73.4%, 0%, 74.9%)
CIE-LAB	lab(7.96, 17.49, -30.07)
CIE-LCH	lch(7.96, 34.79, 300.19°)
OKLab	oklab(21.37% 0.008 -0.0867)
OKLCH	oklch(21.37% 0.087 275.2)
XYZ	xyz(1.3392, 0.8811, 4.9490)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 2.70

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101140 #403F10

analogous

#102940 #101140 #271040

triadic

#101140 #401011 #114010

tetradic

#101140 #401029 #403F10 #104027

square

#101140 #401029 #403F10 #104027

split-complementary

#101140 #402710 #294010

monochromatic

#060718 #060718 #101140 #1C1E71 #282BA2

Accessibility & contrast

On white

17.85

#101140 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#101140 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101140

17.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101140	#FFFFFF	#000000	##FFFFFF
##101140	1.00	17.85	1.18	17.85
#FFFFFF	17.85	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A41

Deuteranopia (green-blind)

#00153F

Tritanopia (blue-blind)

#001D26

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #101140;
/* rgb */ color: rgb(16, 17, 64);
/* oklch */ color: oklch(21.4% 0.087 275.2);

Tailwind

colors: {
  custom: {
    50: '#564f75',
    500: '#101140',
    950: '#000000',
  },
}

SCSS

$custom: #101140;
$custom-light: #564f75;
$custom-dark: #000000;

JSON

{
  "hex": "#101140",
  "rgb": {
    "r": 16,
    "g": 17,
    "b": 64
  },
  "hsl": {
    "h": 238.75,
    "s": 60,
    "l": 15.686
  },
  "oklch": {
    "l": 0.21372,
    "c": 0.08709,
    "h": 275.2
  },
  "luminance": 0.00881
}

Semantic roles & 50–950 ramp

primary

#101140

secondary

#7A7832

accent

#E045E3

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #101140

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

Preview Lab → · Contrast checker → · Palette generator →