#191F87#191F87

#191F87 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.4% C 0.167 H 270.1°. Best body text is #FFFFFF at 13.23:1 contrast (WCAG AA passes).

Color values

HEX	#191F87
RGB	rgb(25, 31, 135)
HSL	hsl(237, 69%, 31%)
HSV	hsv(237, 81%, 53%)
CMYK	cmyk(81.5%, 77%, 0%, 47.1%)
CIE-LAB	lab(19.78, 36.33, -57.77)
CIE-LCH	lch(19.78, 68.25, 302.17°)
OKLab	oklab(32.38% 0.0002 -0.1673)
OKLCH	oklch(32.38% 0.167 270.1)
XYZ	xyz(5.2626, 2.9353, 23.2062)
Luminance	0.0294 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191F87 #878119

analogous

#195687 #191F87 #4A1987

triadic

#191F87 #87191F #1F8719

tetradic

#191F87 #871956 #878119 #19874A

square

#191F87 #871956 #878119 #19874A

split-complementary

#191F87 #874A19 #568719

monochromatic

#060720 #0F1353 #191F87 #232BBB #3F48DB

Accessibility & contrast

On white

13.23

#191F87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#191F87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191F87

13.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191F87	#FFFFFF	#000000	##FFFFFF
##191F87	1.00	13.23	1.59	13.23
#FFFFFF	13.23	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00358A

Deuteranopia (green-blind)

#002A85

Tritanopia (blue-blind)

#003E51

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #191f87;
/* rgb */ color: rgb(25, 31, 135);
/* oklch */ color: oklch(32.4% 0.167 270.1);

Tailwind

colors: {
  custom: {
    50: '#6c5cab',
    500: '#191f87',
    950: '#000000',
  },
}

SCSS

$custom: #191f87;
$custom-light: #6c5cab;
$custom-dark: #000000;

JSON

{
  "hex": "#191f87",
  "rgb": {
    "r": 25,
    "g": 31,
    "b": 135
  },
  "hsl": {
    "h": 236.727,
    "s": 68.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.32377,
    "c": 0.16734,
    "h": 270.1
  },
  "luminance": 0.02936
}

Semantic roles & 50–950 ramp

primary

#191F87

secondary

#BAB441

accent

#E23CEC

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #191F87

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

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