#10133E#10133E

#10133E is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.6% C 0.081 H 274.3°. Best body text is #FFFFFF at 17.72:1 contrast (WCAG AA passes).

Color values

HEX	#10133E
RGB	rgb(16, 19, 62)
HSL	hsl(236, 59%, 15%)
HSV	hsv(236, 74%, 24%)
CMYK	cmyk(74.2%, 69.4%, 0%, 75.7%)
CIE-LAB	lab(8.34, 15.15, -28.02)
CIE-LCH	lch(8.34, 31.86, 298.40°)
OKLab	oklab(21.59% 0.0061 -0.0807)
OKLCH	oklch(21.59% 0.081 274.3)
XYZ	xyz(1.3158, 0.9236, 4.6654)
Luminance	0.0092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10133E #3E3B10

analogous

#102A3E #10133E #24103E

triadic

#10133E #3E1013 #133E10

tetradic

#10133E #3E102A #3E3B10 #103E24

square

#10133E #3E102A #3E3B10 #103E24

split-complementary

#10133E #3E2410 #2A3E10

monochromatic

#060718 #060718 #10133E #1D226F #29319F

Accessibility & contrast

On white

17.72

#10133E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#10133E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10133E

17.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10133E	#FFFFFF	#000000	##FFFFFF
##10133E	1.00	17.72	1.18	17.72
#FFFFFF	17.72	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3F

Deuteranopia (green-blind)

#00163D

Tritanopia (blue-blind)

#001E26

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #10133e;
/* rgb */ color: rgb(16, 19, 62);
/* oklch */ color: oklch(21.6% 0.081 274.3);

Tailwind

colors: {
  custom: {
    50: '#555074',
    500: '#10133e',
    950: '#000000',
  },
}

SCSS

$custom: #10133e;
$custom-light: #555074;
$custom-dark: #000000;

JSON

{
  "hex": "#10133e",
  "rgb": {
    "r": 16,
    "g": 19,
    "b": 62
  },
  "hsl": {
    "h": 236.087,
    "s": 58.974,
    "l": 15.294
  },
  "oklch": {
    "l": 0.21588,
    "c": 0.08095,
    "h": 274.3
  },
  "luminance": 0.00924
}

Semantic roles & 50–950 ramp

primary

#10133E

secondary

#787332

accent

#D846E2

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #10133E

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

Preview Lab → · Contrast checker → · Palette generator →