#101D65#101D65

#101D65 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.8% C 0.126 H 268.3°. Best body text is #FFFFFF at 15.16:1 contrast (WCAG AA passes).

Color values

HEX	#101D65
RGB	rgb(16, 29, 101)
HSL	hsl(231, 73%, 23%)
HSV	hsv(231, 84%, 40%)
CMYK	cmyk(84.2%, 71.3%, 0%, 60.4%)
CIE-LAB	lab(15.11, 23.96, -43.63)
CIE-LCH	lch(15.11, 49.78, 298.77°)
OKLab	oklab(27.77% -0.0039 -0.1263)
OKLCH	oklch(27.77% 0.126 268.3)
XYZ	xyz(3.0012, 1.9281, 12.5234)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101D65 #655810

analogous

#104765 #101D65 #2E1065

triadic

#101D65 #65101D #1D6510

tetradic

#101D65 #651047 #655810 #10652E

square

#101D65 #651047 #655810 #10652E

split-complementary

#101D65 #652E10 #476510

monochromatic

#04081A #080E30 #101D65 #182C9A #213BCF

Accessibility & contrast

On white

15.16

#101D65 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#101D65 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101D65

15.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101D65	#FFFFFF	#000000	##FFFFFF
##101D65	1.00	15.16	1.39	15.16
#FFFFFF	15.16	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A67

Deuteranopia (green-blind)

#002264

Tritanopia (blue-blind)

#00313E

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #101d65;
/* rgb */ color: rgb(16, 29, 101);
/* oklch */ color: oklch(27.8% 0.126 268.3);

Tailwind

colors: {
  custom: {
    50: '#5f5992',
    500: '#101d65',
    950: '#000000',
  },
}

SCSS

$custom: #101d65;
$custom-light: #5f5992;
$custom-dark: #000000;

JSON

{
  "hex": "#101d65",
  "rgb": {
    "r": 16,
    "g": 29,
    "b": 101
  },
  "hsl": {
    "h": 230.824,
    "s": 72.65,
    "l": 22.941
  },
  "oklch": {
    "l": 0.2777,
    "c": 0.12641,
    "h": 268.3
  },
  "luminance": 0.01928
}

Semantic roles & 50–950 ramp

primary

#101D65

secondary

#9D8D33

accent

#D338EF

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#05030D

muted

#79787E

Preview Lab

Preview with #101D65

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

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