#191F75#191F75

#191F75 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.4% C 0.144 H 271.2°. Best body text is #FFFFFF at 14.05:1 contrast (WCAG AA passes).

Color values

HEX	#191F75
RGB	rgb(25, 31, 117)
HSL	hsl(236, 65%, 28%)
HSV	hsv(236, 79%, 46%)
CMYK	cmyk(78.6%, 73.5%, 0%, 54.1%)
CIE-LAB	lab(17.79, 29.74, -49.63)
CIE-LCH	lch(17.79, 57.86, 300.93°)
OKLab	oklab(30.35% 0.003 -0.1436)
OKLCH	oklch(30.35% 0.144 271.2)
XYZ	xyz(4.1007, 2.4706, 17.0869)
Luminance	0.0247 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191F75 #756F19

analogous

#194D75 #191F75 #411975

triadic

#191F75 #75191F #1F7519

tetradic

#191F75 #75194D #756F19 #197541

square

#191F75 #75194D #756F19 #197541

split-complementary

#191F75 #754119 #4D7519

monochromatic

#050719 #0E1243 #191F75 #242CA7 #353FD4

Accessibility & contrast

On white

14.05

#191F75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#191F75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191F75

14.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191F75	#FFFFFF	#000000	##FFFFFF
##191F75	1.00	14.05	1.49	14.05
#FFFFFF	14.05	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003078

Deuteranopia (green-blind)

#002773

Tritanopia (blue-blind)

#003747

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #191f75;
/* rgb */ color: rgb(25, 31, 117);
/* oklch */ color: oklch(30.4% 0.144 271.2);

Tailwind

colors: {
  custom: {
    50: '#675b9e',
    500: '#191f75',
    950: '#000000',
  },
}

SCSS

$custom: #191f75;
$custom-light: #675b9e;
$custom-dark: #000000;

JSON

{
  "hex": "#191f75",
  "rgb": {
    "r": 25,
    "g": 31,
    "b": 117
  },
  "hsl": {
    "h": 236.087,
    "s": 64.789,
    "l": 27.843
  },
  "oklch": {
    "l": 0.30355,
    "c": 0.14367,
    "h": 271.2
  },
  "luminance": 0.02471
}

Semantic roles & 50–950 ramp

primary

#191F75

secondary

#AAA340

accent

#DD40E8

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #191F75

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

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