#191E58#191E58

#191E58 is a dark, moderate blue. Relative luminance 0.018; OKLCH L 27.2% C 0.103 H 273.5°. Best body text is #FFFFFF at 15.35:1 contrast (WCAG AA passes).

Color values

HEX	#191E58
RGB	rgb(25, 30, 88)
HSL	hsl(235, 56%, 22%)
HSV	hsv(235, 72%, 35%)
CMYK	cmyk(71.6%, 65.9%, 0%, 65.5%)
CIE-LAB	lab(14.62, 19.16, -35.74)
CIE-LCH	lch(14.62, 40.56, 298.20°)
OKLab	oklab(27.16% 0.0064 -0.103)
OKLCH	oklch(27.16% 0.103 273.5)
XYZ	xyz(2.6260, 1.8396, 9.4473)
Luminance	0.0184 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191E58 #585319

analogous

#193E58 #191E58 #341958

triadic

#191E58 #58191E #1E5819

tetradic

#191E58 #58193E #585319 #195834

square

#191E58 #58193E #585319 #195834

split-complementary

#191E58 #583419 #3E5819

monochromatic

#070818 #0B0E28 #191E58 #272E88 #343EB7

Accessibility & contrast

On white

15.35

#191E58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#191E58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191E58

15.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191E58	#FFFFFF	#000000	##FFFFFF
##191E58	1.00	15.35	1.37	15.35
#FFFFFF	15.35	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00285A

Deuteranopia (green-blind)

#002257

Tritanopia (blue-blind)

#002D37

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #191e58;
/* rgb */ color: rgb(25, 30, 88);
/* oklch */ color: oklch(27.2% 0.103 273.5);

Tailwind

colors: {
  custom: {
    50: '#5f5988',
    500: '#191e58',
    950: '#000000',
  },
}

SCSS

$custom: #191e58;
$custom-light: #5f5988;
$custom-dark: #000000;

JSON

{
  "hex": "#191e58",
  "rgb": {
    "r": 25,
    "g": 30,
    "b": 88
  },
  "hsl": {
    "h": 235.238,
    "s": 55.752,
    "l": 22.157
  },
  "oklch": {
    "l": 0.27163,
    "c": 0.10322,
    "h": 273.5
  },
  "luminance": 0.0184
}

Semantic roles & 50–950 ramp

primary

#191E58

secondary

#8E883E

accent

#D349DF

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05030B

muted

#79787C

Preview Lab

Preview with #191E58

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

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