#191A58#191A58

#191A58 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.4% C 0.109 H 275.3°. Best body text is #FFFFFF at 15.79:1 contrast (WCAG AA passes).

Color values

HEX	#191A58
RGB	rgb(25, 26, 88)
HSL	hsl(239, 56%, 22%)
HSV	hsv(239, 72%, 35%)
CMYK	cmyk(71.6%, 70.5%, 0%, 65.5%)
CIE-LAB	lab(13.53, 22.03, -37.53)
CIE-LCH	lch(13.53, 43.52, 300.41°)
OKLab	oklab(26.36% 0.01 -0.1083)
OKLCH	oklch(26.36% 0.109 275.3)
XYZ	xyz(2.5312, 1.6498, 9.4157)
Luminance	0.0165 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191A58 #585719

analogous

#193958 #191A58 #381958

triadic

#191A58 #58191A #1A5819

tetradic

#191A58 #581939 #585719 #195838

square

#191A58 #581939 #585719 #195838

split-complementary

#191A58 #583819 #395819

monochromatic

#070718 #0B0C28 #191A58 #272888 #3436B7

Accessibility & contrast

On white

15.79

#191A58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#191A58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191A58

15.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191A58	#FFFFFF	#000000	##FFFFFF
##191A58	1.00	15.79	1.33	15.79
#FFFFFF	15.79	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00255A

Deuteranopia (green-blind)

#002057

Tritanopia (blue-blind)

#002A36

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #191a58;
/* rgb */ color: rgb(25, 26, 88);
/* oklch */ color: oklch(26.4% 0.109 275.3);

Tailwind

colors: {
  custom: {
    50: '#5f5688',
    500: '#191a58',
    950: '#000000',
  },
}

SCSS

$custom: #191a58;
$custom-light: #5f5688;
$custom-dark: #000000;

JSON

{
  "hex": "#191a58",
  "rgb": {
    "r": 25,
    "g": 26,
    "b": 88
  },
  "hsl": {
    "h": 239.048,
    "s": 55.752,
    "l": 22.157
  },
  "oklch": {
    "l": 0.26363,
    "c": 0.10874,
    "h": 275.3
  },
  "luminance": 0.0165
}

Semantic roles & 50–950 ramp

primary

#191A58

secondary

#8E8D3E

accent

#DD49DF

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05030B

muted

#79787C

Preview Lab

Preview with #191A58

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

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