#101283#101283

#101283 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.8% C 0.176 H 268.3°. Best body text is #FFFFFF at 14.62:1 contrast (WCAG AA passes).

Color values

HEX	#101283
RGB	rgb(16, 18, 131)
HSL	hsl(239, 78%, 29%)
HSV	hsv(239, 88%, 51%)
CMYK	cmyk(87.8%, 86.3%, 0%, 48.6%)
CIE-LAB	lab(16.41, 41.52, -60.86)
CIE-LCH	lch(16.41, 73.67, 304.31°)
OKLab	oklab(29.75% -0.0052 -0.1762)
OKLCH	oklch(29.75% 0.176 268.3)
XYZ	xyz(4.5253, 2.1809, 21.6508)
Luminance	0.0218 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101283 #838110

analogous

#104C83 #101283 #481083

triadic

#101283 #831012 #128310

tetradic

#101283 #83104C #838110 #108348

square

#101283 #83104C #838110 #108348

split-complementary

#101283 #834810 #4C8310

monochromatic

#03041B #090B4C #101283 #1719BA #292CE5

Accessibility & contrast

On white

14.62

#101283 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#101283 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101283

14.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101283	#FFFFFF	#000000	##FFFFFF
##101283	1.00	14.62	1.44	14.62
#FFFFFF	14.62	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E86

Deuteranopia (green-blind)

#002281

Tritanopia (blue-blind)

#00374C

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #101283;
/* rgb */ color: rgb(16, 18, 131);
/* oklch */ color: oklch(29.8% 0.176 268.3);

Tailwind

colors: {
  custom: {
    50: '#6954a8',
    500: '#101283',
    950: '#000000',
  },
}

SCSS

$custom: #101283;
$custom-light: #6954a8;
$custom-dark: #000000;

JSON

{
  "hex": "#101283",
  "rgb": {
    "r": 16,
    "g": 18,
    "b": 131
  },
  "hsl": {
    "h": 238.957,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.2975,
    "c": 0.17628,
    "h": 268.3
  },
  "luminance": 0.02181
}

Semantic roles & 50–950 ramp

primary

#101283

secondary

#B9B736

accent

#F133F5

background

#F7F5FA

surface

#EDE8F4

border

#C8C4CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #101283

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

Preview Lab → · Contrast checker → · Palette generator →