#101B69#101B69

#101B69 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.8% C 0.134 H 268.6°. Best body text is #FFFFFF at 15.19:1 contrast (WCAG AA passes).

Color values

HEX	#101B69
RGB	rgb(16, 27, 105)
HSL	hsl(233, 74%, 24%)
HSV	hsv(233, 85%, 41%)
CMYK	cmyk(84.8%, 74.3%, 0%, 58.8%)
CIE-LAB	lab(15.03, 26.94, -46.39)
CIE-LCH	lch(15.03, 53.65, 300.15°)
OKLab	oklab(27.84% -0.0032 -0.1344)
OKLCH	oklch(27.84% 0.134 268.6)
XYZ	xyz(3.1545, 1.9136, 13.5650)
Luminance	0.0191 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101B69 #695E10

analogous

#104769 #101B69 #311069

triadic

#101B69 #69101B #1B6910

tetradic

#101B69 #691047 #695E10 #106931

square

#101B69 #691047 #695E10 #106931

split-complementary

#101B69 #693110 #476910

monochromatic

#04071B #080D34 #101B69 #18299E #2036D3

Accessibility & contrast

On white

15.19

#101B69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#101B69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101B69

15.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101B69	#FFFFFF	#000000	##FFFFFF
##101B69	1.00	15.19	1.38	15.19
#FFFFFF	15.19	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A6B

Deuteranopia (green-blind)

#002168

Tritanopia (blue-blind)

#003140

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #101b69;
/* rgb */ color: rgb(16, 27, 105);
/* oklch */ color: oklch(27.8% 0.134 268.6);

Tailwind

colors: {
  custom: {
    50: '#615795',
    500: '#101b69',
    950: '#000000',
  },
}

SCSS

$custom: #101b69;
$custom-light: #615795;
$custom-dark: #000000;

JSON

{
  "hex": "#101b69",
  "rgb": {
    "r": 16,
    "g": 27,
    "b": 105
  },
  "hsl": {
    "h": 232.584,
    "s": 73.554,
    "l": 23.725
  },
  "oklch": {
    "l": 0.27844,
    "c": 0.13445,
    "h": 268.6
  },
  "luminance": 0.01914
}

Semantic roles & 50–950 ramp

primary

#101B69

secondary

#A19434

accent

#D938F0

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030D

muted

#7A787E

Preview Lab

Preview with #101B69

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

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