#191C63#191C63

#191C63 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.9% C 0.122 H 273.4°. Best body text is #FFFFFF at 15.13:1 contrast (WCAG AA passes).

Color values

HEX	#191C63
RGB	rgb(25, 28, 99)
HSL	hsl(238, 60%, 24%)
HSV	hsv(238, 75%, 39%)
CMYK	cmyk(74.7%, 71.7%, 0%, 61.2%)
CIE-LAB	lab(15.16, 24.89, -42.21)
CIE-LCH	lch(15.16, 49.00, 300.53°)
OKLab	oklab(27.89% 0.0072 -0.122)
OKLCH	oklch(27.89% 0.122 273.4)
XYZ	xyz(3.0675, 1.9377, 12.0143)
Luminance	0.0194 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191C63 #636019

analogous

#194163 #191C63 #3B1963

triadic

#191C63 #63191C #1C6319

tetradic

#191C63 #631941 #636019 #19633B

square

#191C63 #631941 #636019 #19633B

split-complementary

#191C63 #633B19 #416319

monochromatic

#060718 #0D0E32 #191C63 #252A94 #3238C5

Accessibility & contrast

On white

15.13

#191C63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#191C63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191C63

15.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191C63	#FFFFFF	#000000	##FFFFFF
##191C63	1.00	15.13	1.39	15.13
#FFFFFF	15.13	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002965

Deuteranopia (green-blind)

#002362

Tritanopia (blue-blind)

#002F3D

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #191c63;
/* rgb */ color: rgb(25, 28, 99);
/* oklch */ color: oklch(27.9% 0.122 273.4);

Tailwind

colors: {
  custom: {
    50: '#625890',
    500: '#191c63',
    950: '#000000',
  },
}

SCSS

$custom: #191c63;
$custom-light: #625890;
$custom-dark: #000000;

JSON

{
  "hex": "#191c63",
  "rgb": {
    "r": 25,
    "g": 28,
    "b": 99
  },
  "hsl": {
    "h": 237.568,
    "s": 59.677,
    "l": 24.314
  },
  "oklch": {
    "l": 0.27885,
    "c": 0.12219,
    "h": 273.4
  },
  "luminance": 0.01938
}

Semantic roles & 50–950 ramp

primary

#191C63

secondary

#99953F

accent

#DC45E3

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030D

muted

#7A787D

Preview Lab

Preview with #191C63

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

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