#101A64#101A64

#101A64 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.1% C 0.129 H 269.0°. Best body text is #FFFFFF at 15.51:1 contrast (WCAG AA passes).

Color values

HEX	#101A64
RGB	rgb(16, 26, 100)
HSL	hsl(233, 72%, 23%)
HSV	hsv(233, 84%, 39%)
CMYK	cmyk(84%, 74%, 0%, 60.8%)
CIE-LAB	lab(14.22, 25.65, -44.42)
CIE-LCH	lch(14.22, 51.30, 300.00°)
OKLab	oklab(27.1% -0.0022 -0.1287)
OKLCH	oklch(27.1% 0.129 269)
XYZ	xyz(2.8825, 1.7687, 12.2436)
Luminance	0.0177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101A64 #645A10

analogous

#104464 #101A64 #301064

triadic

#101A64 #64101A #1A6410

tetradic

#101A64 #641044 #645A10 #106430

square

#101A64 #641044 #645A10 #106430

split-complementary

#101A64 #643010 #446410

monochromatic

#04071A #080C2F #101A64 #182899 #2135CE

Accessibility & contrast

On white

15.51

#101A64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#101A64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101A64

15.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101A64	#FFFFFF	#000000	##FFFFFF
##101A64	1.00	15.51	1.35	15.51
#FFFFFF	15.51	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002866

Deuteranopia (green-blind)

#002063

Tritanopia (blue-blind)

#002F3C

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #101a64;
/* rgb */ color: rgb(16, 26, 100);
/* oklch */ color: oklch(27.1% 0.129 269.0);

Tailwind

colors: {
  custom: {
    50: '#5f5691',
    500: '#101a64',
    950: '#000000',
  },
}

SCSS

$custom: #101a64;
$custom-light: #5f5691;
$custom-dark: #000000;

JSON

{
  "hex": "#101a64",
  "rgb": {
    "r": 16,
    "g": 26,
    "b": 100
  },
  "hsl": {
    "h": 232.857,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.27097,
    "c": 0.12869,
    "h": 269
  },
  "luminance": 0.01769
}

Semantic roles & 50–950 ramp

primary

#101A64

secondary

#9D9033

accent

#D939EF

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#05030D

muted

#79787E

Preview Lab

Preview with #101A64

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

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