#101E3D#101E3D

#101E3D is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.2% C 0.062 H 264.0°. Best body text is #FFFFFF at 16.47:1 contrast (WCAG AA passes).

Color values

HEX	#101E3D
RGB	rgb(16, 30, 61)
HSL	hsl(221, 58%, 15%)
HSV	hsv(221, 74%, 24%)
CMYK	cmyk(73.8%, 50.8%, 0%, 76.1%)
CIE-LAB	lab(11.79, 6.17, -21.73)
CIE-LCH	lch(11.79, 22.59, 285.85°)
OKLab	oklab(24.17% -0.0065 -0.062)
OKLCH	oklch(24.17% 0.062 264)
XYZ	xyz(1.5200, 1.3755, 4.5994)
Luminance	0.0138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101E3D #3D2F10

analogous

#10353D #101E3D #18103D

triadic

#101E3D #3D101E #1E3D10

tetradic

#101E3D #3D1035 #3D2F10 #103D18

square

#101E3D #3D1035 #3D2F10 #103D18

split-complementary

#101E3D #3D1810 #353D10

monochromatic

#060C18 #060C18 #101E3D #1D366D #294E9E

Accessibility & contrast

On white

16.47

#101E3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#101E3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101E3D

16.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101E3D	#FFFFFF	#000000	##FFFFFF
##101E3D	1.00	16.47	1.28	16.47
#FFFFFF	16.47	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F213E

Deuteranopia (green-blind)

#081D3C

Tritanopia (blue-blind)

#00252A

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #101e3d;
/* rgb */ color: rgb(16, 30, 61);
/* oklch */ color: oklch(24.2% 0.062 264.0);

Tailwind

colors: {
  custom: {
    50: '#545973',
    500: '#101e3d',
    950: '#000000',
  },
}

SCSS

$custom: #101e3d;
$custom-light: #545973;
$custom-dark: #000000;

JSON

{
  "hex": "#101e3d",
  "rgb": {
    "r": 16,
    "g": 30,
    "b": 61
  },
  "hsl": {
    "h": 221.333,
    "s": 58.442,
    "l": 15.098
  },
  "oklch": {
    "l": 0.24168,
    "c": 0.06239,
    "h": 264
  },
  "luminance": 0.01376
}

Semantic roles & 50–950 ramp

primary

#101E3D

secondary

#776132

accent

#B146E2

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030308

muted

#78787B

Preview Lab

Preview with #101E3D

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

Preview Lab → · Contrast checker → · Palette generator →