#100E27#100E27

#100E27 is a very dark, muted blue. Relative luminance 0.006; OKLCH L 18.3% C 0.050 H 283.9°. Best body text is #FFFFFF at 18.85:1 contrast (WCAG AA passes).

Color values

HEX	#100E27
RGB	rgb(16, 14, 39)
HSL	hsl(245, 47%, 10%)
HSV	hsv(245, 64%, 15%)
CMYK	cmyk(59%, 64.1%, 0%, 84.7%)
CIE-LAB	lab(5.16, 7.96, -16.21)
CIE-LCH	lch(5.16, 18.06, 296.16°)
OKLab	oklab(18.26% 0.012 -0.0482)
OKLCH	oklch(18.26% 0.05 283.9)
XYZ	xyz(0.7368, 0.5707, 1.9904)
Luminance	0.0057 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.91

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100E27 #25270E

analogous

#0E1827 #100E27 #1C0E27

triadic

#100E27 #27100E #0E2710

tetradic

#100E27 #270E18 #25270E #0E271C

square

#100E27 #270E18 #25270E #0E271C

split-complementary

#100E27 #271C0E #18270E

monochromatic

#090817 #090817 #100E27 #221E54 #352E81

Accessibility & contrast

On white

18.85

#100E27 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#100E27 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100E27

18.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100E27	#FFFFFF	#000000	##FFFFFF
##100E27	1.00	18.85	1.11	18.85
#FFFFFF	18.85	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#041228

Deuteranopia (green-blind)

#031026

Tritanopia (blue-blind)

#081318

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #100e27;
/* rgb */ color: rgb(16, 14, 39);
/* oklch */ color: oklch(18.3% 0.050 283.9);

Tailwind

colors: {
  custom: {
    50: '#4f4d61',
    500: '#100e27',
    950: '#000000',
  },
}

SCSS

$custom: #100e27;
$custom-light: #4f4d61;
$custom-dark: #000000;

JSON

{
  "hex": "#100e27",
  "rgb": {
    "r": 16,
    "g": 14,
    "b": 39
  },
  "hsl": {
    "h": 244.8,
    "s": 47.17,
    "l": 10.392
  },
  "oklch": {
    "l": 0.18255,
    "c": 0.04965,
    "h": 283.9
  },
  "luminance": 0.00571
}

Semantic roles & 50–950 ramp

primary

#100E27

secondary

#5C6030

accent

#D751CC

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#020105

muted

#787779

Preview Lab

Preview with #100E27

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

Preview Lab → · Contrast checker → · Palette generator →