#100A27#100A27

#100A27 is a very dark, muted violet. Relative luminance 0.005; OKLCH L 17.3% C 0.057 H 288.5°. Best body text is #FFFFFF at 19.18:1 contrast (WCAG AA passes).

Color values

HEX	#100A27
RGB	rgb(16, 10, 39)
HSL	hsl(252, 59%, 10%)
HSV	hsv(252, 74%, 15%)
CMYK	cmyk(59%, 74.4%, 0%, 84.7%)
CIE-LAB	lab(4.28, 9.75, -17.58)
CIE-LCH	lch(4.28, 20.10, 299.02°)
OKLab	oklab(17.33% 0.0181 -0.0541)
OKLCH	oklch(17.33% 0.057 288.5)
XYZ	xyz(0.6883, 0.4737, 1.9742)
Luminance	0.0047 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.00

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100A27 #21270A

analogous

#0A1327 #100A27 #1F0A27

triadic

#100A27 #27100A #0A2710

tetradic

#100A27 #270A13 #21270A #0A271F

square

#100A27 #270A13 #21270A #0A271F

split-complementary

#100A27 #271F0A #13270A

monochromatic

#0A0618 #0A0618 #100A27 #241658 #382388

Accessibility & contrast

On white

19.18

#100A27 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#100A27 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100A27

19.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100A27	#FFFFFF	#000000	##FFFFFF
##100A27	1.00	19.18	1.09	19.18
#FFFFFF	19.18	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001028

Deuteranopia (green-blind)

#000E26

Tritanopia (blue-blind)

#091116

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #100a27;
/* rgb */ color: rgb(16, 10, 39);
/* oklch */ color: oklch(17.3% 0.057 288.5);

Tailwind

colors: {
  custom: {
    50: '#4f4b61',
    500: '#100a27',
    950: '#000000',
  },
}

SCSS

$custom: #100a27;
$custom-light: #4f4b61;
$custom-dark: #000000;

JSON

{
  "hex": "#100a27",
  "rgb": {
    "r": 16,
    "g": 10,
    "b": 39
  },
  "hsl": {
    "h": 252.414,
    "s": 59.184,
    "l": 9.608
  },
  "oklch": {
    "l": 0.17328,
    "c": 0.05707,
    "h": 288.5
  },
  "luminance": 0.00474
}

Semantic roles & 50–950 ramp

primary

#100A27

secondary

#576429

accent

#E245C2

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#020105

muted

#787779

Preview Lab

Preview with #100A27

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

Preview Lab → · Contrast checker → · Palette generator →