#190F57#190F57

#190F57 is a very dark, vivid blue. Relative luminance 0.012; OKLCH L 24.4% C 0.121 H 278.8°. Best body text is #FFFFFF at 16.84:1 contrast (WCAG AA passes).

Color values

HEX	#190F57
RGB	rgb(25, 15, 87)
HSL	hsl(248, 71%, 20%)
HSV	hsv(248, 83%, 34%)
CMYK	cmyk(71.3%, 82.8%, 0%, 65.9%)
CIE-LAB	lab(10.82, 28.83, -41.30)
CIE-LCH	lch(10.82, 50.37, 304.92°)
OKLab	oklab(24.39% 0.0186 -0.1193)
OKLCH	oklch(24.39% 0.121 278.8)
XYZ	xyz(2.2915, 1.2363, 9.1328)
Luminance	0.0124 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#190F57 #4D570F

analogous

#0F2957 #190F57 #3D0F57

triadic

#190F57 #57190F #0F5719

tetradic

#190F57 #570F29 #4D570F #0F573D

square

#190F57 #570F29 #4D570F #0F573D

split-complementary

#190F57 #573D0F #29570F

monochromatic

#07051A #0A0623 #190F57 #28188B #3721BF

Accessibility & contrast

On white

16.84

#190F57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#190F57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #190F57

16.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##190F57	#FFFFFF	#000000	##FFFFFF
##190F57	1.00	16.84	1.25	16.84
#FFFFFF	16.84	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002059

Deuteranopia (green-blind)

#001A56

Tritanopia (blue-blind)

#002432

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #190f57;
/* rgb */ color: rgb(25, 15, 87);
/* oklch */ color: oklch(24.4% 0.121 278.8);

Tailwind

colors: {
  custom: {
    50: '#604f87',
    500: '#190f57',
    950: '#000000',
  },
}

SCSS

$custom: #190f57;
$custom-light: #604f87;
$custom-dark: #000000;

JSON

{
  "hex": "#190f57",
  "rgb": {
    "r": 25,
    "g": 15,
    "b": 87
  },
  "hsl": {
    "h": 248.333,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.24393,
    "c": 0.12071,
    "h": 278.8
  },
  "luminance": 0.01236
}

Semantic roles & 50–950 ramp

primary

#190F57

secondary

#839131

accent

#ED3AD5

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020B

muted

#7A787C

Preview Lab

Preview with #190F57

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

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