#101F68#101F68

#101F68 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 28.5% C 0.128 H 267.7°. Best body text is #FFFFFF at 14.81:1 contrast (WCAG AA passes).

Color values

HEX	#101F68
RGB	rgb(16, 31, 104)
HSL	hsl(230, 73%, 24%)
HSV	hsv(230, 85%, 41%)
CMYK	cmyk(84.6%, 70.2%, 0%, 59.2%)
CIE-LAB	lab(15.95, 23.77, -44.22)
CIE-LCH	lch(15.95, 50.20, 298.26°)
OKLab	oklab(28.48% -0.0052 -0.1281)
OKLCH	oklch(28.48% 0.128 267.7)
XYZ	xyz(3.2015, 2.0892, 13.3285)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101F68 #685910

analogous

#104B68 #101F68 #2D1068

triadic

#101F68 #68101F #1F6810

tetradic

#101F68 #68104B #685910 #10682D

square

#101F68 #68104B #685910 #10682D

split-complementary

#101F68 #682D10 #4B6810

monochromatic

#04081B #080F33 #101F68 #182F9D #203FD2

Accessibility & contrast

On white

14.81

#101F68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#101F68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101F68

14.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101F68	#FFFFFF	#000000	##FFFFFF
##101F68	1.00	14.81	1.42	14.81
#FFFFFF	14.81	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C6A

Deuteranopia (green-blind)

#002467

Tritanopia (blue-blind)

#003340

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #101f68;
/* rgb */ color: rgb(16, 31, 104);
/* oklch */ color: oklch(28.5% 0.128 267.7);

Tailwind

colors: {
  custom: {
    50: '#605a94',
    500: '#101f68',
    950: '#000000',
  },
}

SCSS

$custom: #101f68;
$custom-light: #605a94;
$custom-dark: #000000;

JSON

{
  "hex": "#101f68",
  "rgb": {
    "r": 16,
    "g": 31,
    "b": 104
  },
  "hsl": {
    "h": 229.773,
    "s": 73.333,
    "l": 23.529
  },
  "oklch": {
    "l": 0.28481,
    "c": 0.12816,
    "h": 267.7
  },
  "luminance": 0.0209
}

Semantic roles & 50–950 ramp

primary

#101F68

secondary

#A08E34

accent

#D138F0

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06040D

muted

#7A797E

Preview Lab

Preview with #101F68

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

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