#191971#191971

#191971 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 28.9% C 0.145 H 272.7°. Best body text is #FFFFFF at 14.80:1 contrast (WCAG AA passes).

Color values

HEX	#191971
RGB	rgb(25, 25, 113)
HSL	hsl(240, 64%, 27%)
HSV	hsv(240, 78%, 44%)
CMYK	cmyk(77.9%, 77.9%, 0%, 55.7%)
CIE-LAB	lab(15.97, 32.08, -50.03)
CIE-LCH	lch(15.97, 59.43, 302.66°)
OKLab	oklab(28.93% 0.0067 -0.1448)
OKLCH	oklch(28.93% 0.145 272.7)
XYZ	xyz(3.7282, 2.0938, 15.8272)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191971 #717119

analogous

#194571 #191971 #451971

triadic

#191971 #711919 #197119

tetradic

#191971 #711945 #717119 #197145

square

#191971 #711945 #717119 #197145

split-complementary

#191971 #714519 #457119

monochromatic

#060619 #0E0E3F #191971 #2424A3 #3333D2

Accessibility & contrast

On white

14.80

#191971 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#191971 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191971

14.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191971	#FFFFFF	#000000	##FFFFFF
##191971	1.00	14.80	1.42	14.80
#FFFFFF	14.80	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C74

Deuteranopia (green-blind)

#00236F

Tritanopia (blue-blind)

#003343

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #191971;
/* rgb */ color: rgb(25, 25, 113);
/* oklch */ color: oklch(28.9% 0.145 272.7);

Tailwind

colors: {
  custom: {
    50: '#66579b',
    500: '#191971',
    950: '#000000',
  },
}

SCSS

$custom: #191971;
$custom-light: #66579b;
$custom-dark: #000000;

JSON

{
  "hex": "#191971",
  "rgb": {
    "r": 25,
    "g": 25,
    "b": 113
  },
  "hsl": {
    "h": 240,
    "s": 63.768,
    "l": 27.059
  },
  "oklch": {
    "l": 0.28927,
    "c": 0.14496,
    "h": 272.7
  },
  "luminance": 0.02094
}

Semantic roles & 50–950 ramp

primary

#191971

secondary

#A6A640

accent

#E741E7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #191971

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

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