#191D72#191D72

#191D72 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.7% C 0.142 H 271.8°. Best body text is #FFFFFF at 14.38:1 contrast (WCAG AA passes).

Color values

HEX	#191D72
RGB	rgb(25, 29, 114)
HSL	hsl(237, 64%, 27%)
HSV	hsv(237, 78%, 45%)
CMYK	cmyk(78.1%, 74.6%, 0%, 55.3%)
CIE-LAB	lab(16.99, 29.92, -49.01)
CIE-LCH	lch(16.99, 57.42, 301.40°)
OKLab	oklab(29.69% 0.0045 -0.1418)
OKLCH	oklch(29.69% 0.142 271.8)
XYZ	xyz(3.8765, 2.2999, 16.1560)
Luminance	0.0230 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191D72 #726E19

analogous

#194A72 #191D72 #411972

triadic

#191D72 #72191D #1D7219

tetradic

#191D72 #72194A #726E19 #197241

square

#191D72 #72194A #726E19 #197241

split-complementary

#191D72 #724119 #4A7219

monochromatic

#060619 #0E1040 #191D72 #242AA4 #333AD2

Accessibility & contrast

On white

14.38

#191D72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#191D72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191D72

14.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191D72	#FFFFFF	#000000	##FFFFFF
##191D72	1.00	14.38	1.46	14.38
#FFFFFF	14.38	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E75

Deuteranopia (green-blind)

#002670

Tritanopia (blue-blind)

#003545

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #191d72;
/* rgb */ color: rgb(25, 29, 114);
/* oklch */ color: oklch(29.7% 0.142 271.8);

Tailwind

colors: {
  custom: {
    50: '#66599c',
    500: '#191d72',
    950: '#000000',
  },
}

SCSS

$custom: #191d72;
$custom-light: #66599c;
$custom-dark: #000000;

JSON

{
  "hex": "#191d72",
  "rgb": {
    "r": 25,
    "g": 29,
    "b": 114
  },
  "hsl": {
    "h": 237.303,
    "s": 64.029,
    "l": 27.255
  },
  "oklch": {
    "l": 0.29685,
    "c": 0.14189,
    "h": 271.8
  },
  "luminance": 0.023
}

Semantic roles & 50–950 ramp

primary

#191D72

secondary

#A7A240

accent

#E041E7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #191D72

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

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