#10083A#10083A

#10083A is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 19.0% C 0.090 H 280.9°. Best body text is #FFFFFF at 18.79:1 contrast (WCAG AA passes).

Color values

HEX	#10083A
RGB	rgb(16, 8, 58)
HSL	hsl(250, 76%, 13%)
HSV	hsv(250, 86%, 23%)
CMYK	cmyk(72.4%, 86.2%, 0%, 77.3%)
CIE-LAB	lab(5.32, 19.94, -30.05)
CIE-LCH	lch(5.32, 36.07, 303.57°)
OKLab	oklab(19.01% 0.0171 -0.0885)
OKLCH	oklch(19.01% 0.09 280.9)
XYZ	xyz(1.0640, 0.5892, 4.0598)
Luminance	0.0059 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10083A #323A08

analogous

#08193A #10083A #29083A

triadic

#10083A #3A1008 #083A10

tetradic

#10083A #3A0819 #323A08 #083A29

square

#10083A #3A0819 #323A08 #083A29

split-complementary

#10083A #3A2908 #193A08

monochromatic

#07041B #07041B #10083A #1F0F70 #2E17A6

Accessibility & contrast

On white

18.79

#10083A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#10083A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10083A

18.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10083A	#FFFFFF	#000000	##FFFFFF
##10083A	1.00	18.79	1.12	18.79
#FFFFFF	18.79	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00133B

Deuteranopia (green-blind)

#001039

Tritanopia (blue-blind)

#001620

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #10083a;
/* rgb */ color: rgb(16, 8, 58);
/* oklch */ color: oklch(19.0% 0.090 280.9);

Tailwind

colors: {
  custom: {
    50: '#544971',
    500: '#10083a',
    950: '#000000',
  },
}

SCSS

$custom: #10083a;
$custom-light: #544971;
$custom-dark: #000000;

JSON

{
  "hex": "#10083a",
  "rgb": {
    "r": 16,
    "g": 8,
    "b": 58
  },
  "hsl": {
    "h": 249.6,
    "s": 75.758,
    "l": 12.941
  },
  "oklch": {
    "l": 0.19009,
    "c": 0.09018,
    "h": 280.9
  },
  "luminance": 0.00589
}

Semantic roles & 50–950 ramp

primary

#10083A

secondary

#6B7925

accent

#F235D4

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030107

muted

#78777A

Preview Lab

Preview with #10083A

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

Preview Lab → · Contrast checker → · Palette generator →