#191C71#191C71

#191C71 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.4% C 0.142 H 272.1°. Best body text is #FFFFFF at 14.52:1 contrast (WCAG AA passes).

Color values

HEX	#191C71
RGB	rgb(25, 28, 113)
HSL	hsl(238, 64%, 27%)
HSV	hsv(238, 78%, 44%)
CMYK	cmyk(77.9%, 75.2%, 0%, 55.7%)
CIE-LAB	lab(16.65, 30.19, -48.92)
CIE-LCH	lch(16.65, 57.49, 301.68°)
OKLab	oklab(29.41% 0.0052 -0.1416)
OKLCH	oklch(29.41% 0.142 272.1)
XYZ	xyz(3.7958, 2.2290, 15.8498)
Luminance	0.0223 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191C71 #716E19

analogous

#194871 #191C71 #421971

triadic

#191C71 #71191C #1C7119

tetradic

#191C71 #711948 #716E19 #197142

square

#191C71 #711948 #716E19 #197142

split-complementary

#191C71 #714219 #487119

monochromatic

#060619 #0E103F #191C71 #2428A3 #3338D2

Accessibility & contrast

On white

14.52

#191C71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#191C71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191C71

14.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191C71	#FFFFFF	#000000	##FFFFFF
##191C71	1.00	14.52	1.45	14.52
#FFFFFF	14.52	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D74

Deuteranopia (green-blind)

#00256F

Tritanopia (blue-blind)

#003444

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #191c71;
/* rgb */ color: rgb(25, 28, 113);
/* oklch */ color: oklch(29.4% 0.142 272.1);

Tailwind

colors: {
  custom: {
    50: '#66599b',
    500: '#191c71',
    950: '#000000',
  },
}

SCSS

$custom: #191c71;
$custom-light: #66599b;
$custom-dark: #000000;

JSON

{
  "hex": "#191c71",
  "rgb": {
    "r": 25,
    "g": 28,
    "b": 113
  },
  "hsl": {
    "h": 237.955,
    "s": 63.768,
    "l": 27.059
  },
  "oklch": {
    "l": 0.29407,
    "c": 0.14167,
    "h": 272.1
  },
  "luminance": 0.02229
}

Semantic roles & 50–950 ramp

primary

#191C71

secondary

#A6A340

accent

#E141E7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #191C71

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

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