#101E66#101E66

#101E66 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.1% C 0.127 H 268.0°. Best body text is #FFFFFF at 15.00:1 contrast (WCAG AA passes).

Color values

HEX	#101E66
RGB	rgb(16, 30, 102)
HSL	hsl(230, 73%, 23%)
HSV	hsv(230, 84%, 40%)
CMYK	cmyk(84.3%, 70.6%, 0%, 60%)
CIE-LAB	lab(15.48, 23.66, -43.68)
CIE-LCH	lch(15.48, 49.68, 298.44°)
OKLab	oklab(28.07% -0.0045 -0.1265)
OKLCH	oklch(28.07% 0.127 268)
XYZ	xyz(3.0754, 1.9977, 12.7913)
Luminance	0.0200 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101E66 #665810

analogous

#104966 #101E66 #2D1066

triadic

#101E66 #66101E #1E6610

tetradic

#101E66 #661049 #665810 #10662D

square

#101E66 #661049 #665810 #10662D

split-complementary

#101E66 #662D10 #496610

monochromatic

#04081A #080E31 #101E66 #182E9B #213DD0

Accessibility & contrast

On white

15.00

#101E66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#101E66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101E66

15.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101E66	#FFFFFF	#000000	##FFFFFF
##101E66	1.00	15.00	1.40	15.00
#FFFFFF	15.00	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B68

Deuteranopia (green-blind)

#002365

Tritanopia (blue-blind)

#00313F

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #101e66;
/* rgb */ color: rgb(16, 30, 102);
/* oklch */ color: oklch(28.1% 0.127 268.0);

Tailwind

colors: {
  custom: {
    50: '#605992',
    500: '#101e66',
    950: '#000000',
  },
}

SCSS

$custom: #101e66;
$custom-light: #605992;
$custom-dark: #000000;

JSON

{
  "hex": "#101e66",
  "rgb": {
    "r": 16,
    "g": 30,
    "b": 102
  },
  "hsl": {
    "h": 230.233,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.28072,
    "c": 0.12658,
    "h": 268
  },
  "luminance": 0.01998
}

Semantic roles & 50–950 ramp

primary

#101E66

secondary

#9E8D33

accent

#D238F0

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#05030D

muted

#79787E

Preview Lab

Preview with #101E66

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

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