#10105E#10105E

#10105E is a very dark, vivid blue. Relative luminance 0.013; OKLCH L 24.7% C 0.132 H 271.4°. Best body text is #FFFFFF at 16.70:1 contrast (WCAG AA passes).

Color values

HEX	#10105E
RGB	rgb(16, 16, 94)
HSL	hsl(240, 71%, 22%)
HSV	hsv(240, 83%, 37%)
CMYK	cmyk(83%, 83%, 0%, 63.1%)
CIE-LAB	lab(11.20, 29.85, -45.43)
CIE-LCH	lch(11.20, 54.36, 303.30°)
OKLab	oklab(24.73% 0.0032 -0.1315)
OKLCH	oklch(24.73% 0.132 271.4)
XYZ	xyz(2.4187, 1.2886, 10.7088)
Luminance	0.0129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10105E #5E5E10

analogous

#10375E #10105E #37105E

triadic

#10105E #5E1010 #105E10

tetradic

#10105E #5E1037 #5E5E10 #105E37

square

#10105E #5E1037 #5E5E10 #105E37

split-complementary

#10105E #5E3710 #375E10

monochromatic

#04041A #07072A #10105E #191992 #2222C7

Accessibility & contrast

On white

16.70

#10105E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#10105E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10105E

16.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10105E	#FFFFFF	#000000	##FFFFFF
##10105E	1.00	16.70	1.26	16.70
#FFFFFF	16.70	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002260

Deuteranopia (green-blind)

#001A5D

Tritanopia (blue-blind)

#002837

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #10105e;
/* rgb */ color: rgb(16, 16, 94);
/* oklch */ color: oklch(24.7% 0.132 271.4);

Tailwind

colors: {
  custom: {
    50: '#5f508d',
    500: '#10105e',
    950: '#000000',
  },
}

SCSS

$custom: #10105e;
$custom-light: #5f508d;
$custom-dark: #000000;

JSON

{
  "hex": "#10105e",
  "rgb": {
    "r": 16,
    "g": 16,
    "b": 94
  },
  "hsl": {
    "h": 240,
    "s": 70.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.24728,
    "c": 0.13156,
    "h": 271.4
  },
  "luminance": 0.01289
}

Semantic roles & 50–950 ramp

primary

#10105E

secondary

#979733

accent

#EE3AEE

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020C

muted

#7A787D

Preview Lab

Preview with #10105E

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

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