#191957#191957

#191957 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 26.1% C 0.109 H 275.8°. Best body text is #FFFFFF at 15.93:1 contrast (WCAG AA passes).

Color values

HEX	#191957
RGB	rgb(25, 25, 87)
HSL	hsl(240, 55%, 22%)
HSV	hsv(240, 71%, 34%)
CMYK	cmyk(71.3%, 71.3%, 0%, 65.9%)
CIE-LAB	lab(13.17, 22.34, -37.45)
CIE-LCH	lch(13.17, 43.61, 300.82°)
OKLab	oklab(26.07% 0.011 -0.108)
OKLCH	oklch(26.07% 0.109 275.8)
XYZ	xyz(2.4683, 1.5898, 9.1918)
Luminance	0.0159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191957 #575719

analogous

#193857 #191957 #381957

triadic

#191957 #571919 #195719

tetradic

#191957 #571938 #575719 #195738

square

#191957 #571938 #575719 #195738

split-complementary

#191957 #573819 #385719

monochromatic

#070718 #0B0B27 #191957 #272787 #3434B6

Accessibility & contrast

On white

15.93

#191957 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#191957 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191957

15.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191957	#FFFFFF	#000000	##FFFFFF
##191957	1.00	15.93	1.32	15.93
#FFFFFF	15.93	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002559

Deuteranopia (green-blind)

#001F56

Tritanopia (blue-blind)

#002935

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #191957;
/* rgb */ color: rgb(25, 25, 87);
/* oklch */ color: oklch(26.1% 0.109 275.8);

Tailwind

colors: {
  custom: {
    50: '#5f5687',
    500: '#191957',
    950: '#000000',
  },
}

SCSS

$custom: #191957;
$custom-light: #5f5687;
$custom-dark: #000000;

JSON

{
  "hex": "#191957",
  "rgb": {
    "r": 25,
    "g": 25,
    "b": 87
  },
  "hsl": {
    "h": 240,
    "s": 55.357,
    "l": 21.961
  },
  "oklch": {
    "l": 0.26069,
    "c": 0.1086,
    "h": 275.8
  },
  "luminance": 0.0159
}

Semantic roles & 50–950 ramp

primary

#191957

secondary

#8D8D3E

accent

#DF49DF

background

#F5F5F8

surface

#EAE9EF

border

#C6C5CA

text

#05030B

muted

#79787C

Preview Lab

Preview with #191957

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

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