#10145A#10145A

#10145A is a very dark, vivid blue. Relative luminance 0.013; OKLCH L 24.9% C 0.122 H 271.0°. Best body text is #FFFFFF at 16.54:1 contrast (WCAG AA passes).

Color values

HEX	#10145A
RGB	rgb(16, 20, 90)
HSL	hsl(237, 70%, 21%)
HSV	hsv(237, 82%, 35%)
CMYK	cmyk(82.2%, 77.8%, 0%, 64.7%)
CIE-LAB	lab(11.61, 25.80, -42.06)
CIE-LCH	lch(11.61, 49.34, 301.52°)
OKLab	oklab(24.88% 0.0022 -0.1218)
OKLCH	oklch(24.88% 0.122 271)
XYZ	xyz(2.3087, 1.3484, 9.8095)
Luminance	0.0135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10145A #5A5610

analogous

#10395A #10145A #31105A

triadic

#10145A #5A1014 #145A10

tetradic

#10145A #5A1039 #5A5610 #105A31

square

#10145A #5A1039 #5A5610 #105A31

split-complementary

#10145A #5A3110 #395A10

monochromatic

#05061A #070826 #10145A #19208E #222BC2

Accessibility & contrast

On white

16.54

#10145A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#10145A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10145A

16.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10145A	#FFFFFF	#000000	##FFFFFF
##10145A	1.00	16.54	1.27	16.54
#FFFFFF	16.54	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00225C

Deuteranopia (green-blind)

#001B59

Tritanopia (blue-blind)

#002835

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #10145a;
/* rgb */ color: rgb(16, 20, 90);
/* oklch */ color: oklch(24.9% 0.122 271.0);

Tailwind

colors: {
  custom: {
    50: '#5d528a',
    500: '#10145a',
    950: '#000000',
  },
}

SCSS

$custom: #10145a;
$custom-light: #5d528a;
$custom-dark: #000000;

JSON

{
  "hex": "#10145a",
  "rgb": {
    "r": 16,
    "g": 20,
    "b": 90
  },
  "hsl": {
    "h": 236.757,
    "s": 69.811,
    "l": 20.784
  },
  "oklch": {
    "l": 0.24878,
    "c": 0.12178,
    "h": 271
  },
  "luminance": 0.01349
}

Semantic roles & 50–950 ramp

primary

#10145A

secondary

#938E33

accent

#E33BED

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020C

muted

#79787D

Preview Lab

Preview with #10145A

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

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