#101B35#101B35

#101B35 is a very dark, muted blue. Relative luminance 0.012; OKLCH L 22.8% C 0.053 H 265.2°. Best body text is #FFFFFF at 17.07:1 contrast (WCAG AA passes).

Color values

HEX	#101B35
RGB	rgb(16, 27, 53)
HSL	hsl(222, 54%, 14%)
HSV	hsv(222, 70%, 21%)
CMYK	cmyk(69.8%, 49.1%, 0%, 79.2%)
CIE-LAB	lab(10.19, 5.07, -18.58)
CIE-LCH	lch(10.19, 19.26, 285.25°)
OKLab	oklab(22.75% -0.0045 -0.0528)
OKLCH	oklch(22.75% 0.053 265.2)
XYZ	xyz(1.2480, 1.1510, 3.5239)
Luminance	0.0115 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101B35 #352A10

analogous

#102D35 #101B35 #171035

triadic

#101B35 #35101B #1B3510

tetradic

#101B35 #35102D #352A10 #103517

square

#101B35 #35102D #352A10 #103517

split-complementary

#101B35 #351710 #2D3510

monochromatic

#070C18 #070C18 #101B35 #1E3364 #2C4B93

Accessibility & contrast

On white

17.07

#101B35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#101B35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101B35

17.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101B35	#FFFFFF	#000000	##FFFFFF
##101B35	1.00	17.07	1.23	17.07
#FFFFFF	17.07	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#101E36

Deuteranopia (green-blind)

#0B1A34

Tritanopia (blue-blind)

#002125

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #101b35;
/* rgb */ color: rgb(16, 27, 53);
/* oklch */ color: oklch(22.8% 0.053 265.2);

Tailwind

colors: {
  custom: {
    50: '#52566c',
    500: '#101b35',
    950: '#000000',
  },
}

SCSS

$custom: #101b35;
$custom-light: #52566c;
$custom-dark: #000000;

JSON

{
  "hex": "#101b35",
  "rgb": {
    "r": 16,
    "g": 27,
    "b": 53
  },
  "hsl": {
    "h": 222.162,
    "s": 53.623,
    "l": 13.529
  },
  "oklch": {
    "l": 0.2275,
    "c": 0.05303,
    "h": 265.2
  },
  "luminance": 0.01151
}

Semantic roles & 50–950 ramp

primary

#101B35

secondary

#6F5D32

accent

#B24BDD

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020307

muted

#78787A

Preview Lab

Preview with #101B35

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

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