#101E55#101E55

#101E55 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.3% C 0.101 H 267.8°. Best body text is #FFFFFF at 15.68:1 contrast (WCAG AA passes).

Color values

HEX	#101E55
RGB	rgb(16, 30, 85)
HSL	hsl(228, 68%, 20%)
HSV	hsv(228, 81%, 33%)
CMYK	cmyk(81.2%, 64.7%, 0%, 66.7%)
CIE-LAB	lab(13.79, 16.56, -35.09)
CIE-LCH	lch(13.79, 38.81, 295.26°)
OKLab	oklab(26.32% -0.004 -0.1013)
OKLCH	oklch(26.32% 0.101 267.8)
XYZ	xyz(2.3171, 1.6943, 8.7975)
Luminance	0.0169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101E55 #554710

analogous

#104155 #101E55 #251055

triadic

#101E55 #55101E #1E5510

tetradic

#101E55 #551041 #554710 #105525

square

#101E55 #551041 #554710 #105525

split-complementary

#101E55 #552510 #415510

monochromatic

#05091A #060C21 #101E55 #1A3089 #2342BC

Accessibility & contrast

On white

15.68

#101E55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#101E55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101E55

15.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101E55	#FFFFFF	#000000	##FFFFFF
##101E55	1.00	15.68	1.34	15.68
#FFFFFF	15.68	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002657

Deuteranopia (green-blind)

#002054

Tritanopia (blue-blind)

#002C36

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #101e55;
/* rgb */ color: rgb(16, 30, 85);
/* oklch */ color: oklch(26.3% 0.101 267.8);

Tailwind

colors: {
  custom: {
    50: '#5a5985',
    500: '#101e55',
    950: '#000000',
  },
}

SCSS

$custom: #101e55;
$custom-light: #5a5985;
$custom-dark: #000000;

JSON

{
  "hex": "#101e55",
  "rgb": {
    "r": 16,
    "g": 30,
    "b": 85
  },
  "hsl": {
    "h": 227.826,
    "s": 68.317,
    "l": 19.804
  },
  "oklch": {
    "l": 0.26315,
    "c": 0.10142,
    "h": 267.8
  },
  "luminance": 0.01695
}

Semantic roles & 50–950 ramp

primary

#101E55

secondary

#8F7C32

accent

#C83DEB

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #101E55

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

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