#100E52#100E52

#100E52 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.9% C 0.117 H 273.3°. Best body text is #FFFFFF at 17.40:1 contrast (WCAG AA passes).

Color values

HEX	#100E52
RGB	rgb(16, 14, 82)
HSL	hsl(242, 71%, 19%)
HSV	hsv(242, 83%, 32%)
CMYK	cmyk(80.5%, 82.9%, 0%, 67.8%)
CIE-LAB	lab(9.27, 26.64, -40.49)
CIE-LCH	lch(9.27, 48.46, 303.34°)
OKLab	oklab(22.93% 0.0069 -0.1171)
OKLCH	oklch(22.93% 0.117 273.3)
XYZ	xyz(1.8932, 1.0332, 8.0807)
Luminance	0.0103 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100E52 #50520E

analogous

#0E2E52 #100E52 #320E52

triadic

#100E52 #52100E #0E5210

tetradic

#100E52 #520E2E #50520E #0E5232

square

#100E52 #520E2E #50520E #0E5232

split-complementary

#100E52 #52320E #2E520E

monochromatic

#05041A #06051E #100E52 #1A1786 #2420BB

Accessibility & contrast

On white

17.40

#100E52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#100E52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100E52

17.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100E52	#FFFFFF	#000000	##FFFFFF
##100E52	1.00	17.40	1.21	17.40
#FFFFFF	17.40	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D54

Deuteranopia (green-blind)

#001751

Tritanopia (blue-blind)

#00222F

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #100e52;
/* rgb */ color: rgb(16, 14, 82);
/* oklch */ color: oklch(22.9% 0.117 273.3);

Tailwind

colors: {
  custom: {
    50: '#5b4d83',
    500: '#100e52',
    950: '#000000',
  },
}

SCSS

$custom: #100e52;
$custom-light: #5b4d83;
$custom-dark: #000000;

JSON

{
  "hex": "#100e52",
  "rgb": {
    "r": 16,
    "g": 14,
    "b": 82
  },
  "hsl": {
    "h": 241.765,
    "s": 70.833,
    "l": 18.824
  },
  "oklch": {
    "l": 0.22927,
    "c": 0.11734,
    "h": 273.3
  },
  "luminance": 0.01033
}

Semantic roles & 50–950 ramp

primary

#100E52

secondary

#8A8C2F

accent

#EE3AE8

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05010B

muted

#79777C

Preview Lab

Preview with #100E52

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

Preview Lab → · Contrast checker → · Palette generator →