#10134D#10134D

#10134D is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.2% C 0.104 H 272.6°. Best body text is #FFFFFF at 17.18:1 contrast (WCAG AA passes).

Color values

HEX	#10134D
RGB	rgb(16, 19, 77)
HSL	hsl(237, 66%, 18%)
HSV	hsv(237, 79%, 30%)
CMYK	cmyk(79.2%, 75.3%, 0%, 69.8%)
CIE-LAB	lab(9.89, 21.34, -36.02)
CIE-LCH	lch(9.89, 41.86, 300.64°)
OKLab	oklab(23.2% 0.0048 -0.1041)
OKLCH	oklch(23.2% 0.104 272.6)
XYZ	xyz(1.7857, 1.1115, 7.1402)
Luminance	0.0111 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10134D #4D4A10

analogous

#10314D #10134D #2B104D

triadic

#10134D #4D1013 #134D10

tetradic

#10134D #4D1031 #4D4A10 #104D2B

square

#10134D #4D1031 #4D4A10 #104D2B

split-complementary

#10134D #4D2B10 #314D10

monochromatic

#050619 #05061A #10134D #1B2080 #252CB2

Accessibility & contrast

On white

17.18

#10134D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#10134D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10134D

17.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10134D	#FFFFFF	#000000	##FFFFFF
##10134D	1.00	17.18	1.22	17.18
#FFFFFF	17.18	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E4F

Deuteranopia (green-blind)

#00184C

Tritanopia (blue-blind)

#00232E

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #10134d;
/* rgb */ color: rgb(16, 19, 77);
/* oklch */ color: oklch(23.2% 0.104 272.6);

Tailwind

colors: {
  custom: {
    50: '#59517f',
    500: '#10134d',
    950: '#000000',
  },
}

SCSS

$custom: #10134d;
$custom-light: #59517f;
$custom-dark: #000000;

JSON

{
  "hex": "#10134d",
  "rgb": {
    "r": 16,
    "g": 19,
    "b": 77
  },
  "hsl": {
    "h": 237.049,
    "s": 65.591,
    "l": 18.235
  },
  "oklch": {
    "l": 0.23197,
    "c": 0.10425,
    "h": 272.6
  },
  "luminance": 0.01112
}

Semantic roles & 50–950 ramp

primary

#10134D

secondary

#878332

accent

#E03FE9

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #10134D

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

Preview Lab → · Contrast checker → · Palette generator →