#101D35#101D35

#101D35 is a very dark, muted blue. Relative luminance 0.012; OKLCH L 23.3% C 0.050 H 261.7°. Best body text is #FFFFFF at 16.81:1 contrast (WCAG AA passes).

Color values

HEX	#101D35
RGB	rgb(16, 29, 53)
HSL	hsl(219, 54%, 14%)
HSV	hsv(219, 70%, 21%)
CMYK	cmyk(69.8%, 45.3%, 0%, 79.2%)
CIE-LAB	lab(10.89, 3.52, -17.47)
CIE-LCH	lch(10.89, 17.82, 281.40°)
OKLab	oklab(23.29% -0.0072 -0.0496)
OKLCH	oklch(23.29% 0.05 261.7)
XYZ	xyz(1.2954, 1.2458, 3.5397)
Luminance	0.0125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101D35 #352810

analogous

#102F35 #101D35 #151035

triadic

#101D35 #35101D #1D3510

tetradic

#101D35 #35102F #352810 #103515

square

#101D35 #35102F #352810 #103515

split-complementary

#101D35 #351510 #2F3510

monochromatic

#070D18 #070D18 #101D35 #1E3764 #2C5093

Accessibility & contrast

On white

16.81

#101D35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#101D35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101D35

16.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101D35	#FFFFFF	#000000	##FFFFFF
##101D35	1.00	16.81	1.25	16.81
#FFFFFF	16.81	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131F36

Deuteranopia (green-blind)

#0E1C34

Tritanopia (blue-blind)

#002226

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #101d35;
/* rgb */ color: rgb(16, 29, 53);
/* oklch */ color: oklch(23.3% 0.050 261.7);

Tailwind

colors: {
  custom: {
    50: '#52586c',
    500: '#101d35',
    950: '#000000',
  },
}

SCSS

$custom: #101d35;
$custom-light: #52586c;
$custom-dark: #000000;

JSON

{
  "hex": "#101d35",
  "rgb": {
    "r": 16,
    "g": 29,
    "b": 53
  },
  "hsl": {
    "h": 218.919,
    "s": 53.623,
    "l": 13.529
  },
  "oklch": {
    "l": 0.23292,
    "c": 0.05008,
    "h": 261.7
  },
  "luminance": 0.01246
}

Semantic roles & 50–950 ramp

primary

#101D35

secondary

#6F5932

accent

#AA4BDD

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020307

muted

#78787A

Preview Lab

Preview with #101D35

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

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