#10133D#10133D

#10133D is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.5% C 0.079 H 274.4°. Best body text is #FFFFFF at 17.76:1 contrast (WCAG AA passes).

Color values

HEX	#10133D
RGB	rgb(16, 19, 61)
HSL	hsl(236, 58%, 15%)
HSV	hsv(236, 74%, 24%)
CMYK	cmyk(73.8%, 68.9%, 0%, 76.1%)
CIE-LAB	lab(8.24, 14.73, -27.47)
CIE-LCH	lch(8.24, 31.17, 298.21°)
OKLab	oklab(21.49% 0.0062 -0.0791)
OKLCH	oklch(21.49% 0.079 274.4)
XYZ	xyz(1.2886, 0.9127, 4.5222)
Luminance	0.0091 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10133D #3D3A10

analogous

#10293D #10133D #23103D

triadic

#10133D #3D1013 #133D10

tetradic

#10133D #3D1029 #3D3A10 #103D23

square

#10133D #3D1029 #3D3A10 #103D23

split-complementary

#10133D #3D2310 #293D10

monochromatic

#060818 #060818 #10133D #1D226D #29319E

Accessibility & contrast

On white

17.76

#10133D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#10133D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10133D

17.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10133D	#FFFFFF	#000000	##FFFFFF
##10133D	1.00	17.76	1.18	17.76
#FFFFFF	17.76	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3E

Deuteranopia (green-blind)

#00163C

Tritanopia (blue-blind)

#001D25

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #10133d;
/* rgb */ color: rgb(16, 19, 61);
/* oklch */ color: oklch(21.5% 0.079 274.4);

Tailwind

colors: {
  custom: {
    50: '#555073',
    500: '#10133d',
    950: '#000000',
  },
}

SCSS

$custom: #10133d;
$custom-light: #555073;
$custom-dark: #000000;

JSON

{
  "hex": "#10133d",
  "rgb": {
    "r": 16,
    "g": 19,
    "b": 61
  },
  "hsl": {
    "h": 236,
    "s": 58.442,
    "l": 15.098
  },
  "oklch": {
    "l": 0.21487,
    "c": 0.07932,
    "h": 274.4
  },
  "luminance": 0.00913
}

Semantic roles & 50–950 ramp

primary

#10133D

secondary

#777232

accent

#D746E2

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #10133D

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

Preview Lab → · Contrast checker → · Palette generator →