#101983#101983

#101983 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.6% C 0.170 H 267.9°. Best body text is #FFFFFF at 14.11:1 contrast (WCAG AA passes).

Color values

HEX	#101983
RGB	rgb(16, 25, 131)
HSL	hsl(235, 78%, 29%)
HSV	hsv(235, 88%, 51%)
CMYK	cmyk(87.8%, 80.9%, 0%, 48.6%)
CIE-LAB	lab(17.66, 37.87, -58.78)
CIE-LCH	lch(17.66, 69.92, 302.79°)
OKLab	oklab(30.62% -0.0063 -0.1703)
OKLCH	oklch(30.62% 0.17 267.9)
XYZ	xyz(4.6566, 2.4435, 21.6945)
Luminance	0.0244 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101983 #837A10

analogous

#105383 #101983 #411083

triadic

#101983 #831019 #198310

tetradic

#101983 #831053 #837A10 #108341

square

#101983 #831053 #837A10 #108341

split-complementary

#101983 #834110 #538310

monochromatic

#03051B #090F4C #101983 #1723BA #2937E5

Accessibility & contrast

On white

14.11

#101983 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#101983 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101983

14.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101983	#FFFFFF	#000000	##FFFFFF
##101983	1.00	14.11	1.49	14.11
#FFFFFF	14.11	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003186

Deuteranopia (green-blind)

#002581

Tritanopia (blue-blind)

#003A4E

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #101983;
/* rgb */ color: rgb(16, 25, 131);
/* oklch */ color: oklch(30.6% 0.170 267.9);

Tailwind

colors: {
  custom: {
    50: '#6958a8',
    500: '#101983',
    950: '#000000',
  },
}

SCSS

$custom: #101983;
$custom-light: #6958a8;
$custom-dark: #000000;

JSON

{
  "hex": "#101983",
  "rgb": {
    "r": 16,
    "g": 25,
    "b": 131
  },
  "hsl": {
    "h": 235.304,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.30623,
    "c": 0.17045,
    "h": 267.9
  },
  "luminance": 0.02444
}

Semantic roles & 50–950 ramp

primary

#101983

secondary

#B9AF36

accent

#E633F5

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#080310

muted

#7A787F

Preview Lab

Preview with #101983

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

Preview Lab → · Contrast checker → · Palette generator →