#191D7F#191D7F

#191D7F is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.2% C 0.159 H 270.8°. Best body text is #FFFFFF at 13.78:1 contrast (WCAG AA passes).

Color values

HEX	#191D7F
RGB	rgb(25, 29, 127)
HSL	hsl(238, 67%, 30%)
HSV	hsv(238, 80%, 50%)
CMYK	cmyk(80.3%, 77.2%, 0%, 50.2%)
CIE-LAB	lab(18.44, 34.68, -54.94)
CIE-LCH	lch(18.44, 64.97, 302.26°)
OKLab	oklab(31.15% 0.0023 -0.1591)
OKLCH	oklch(31.15% 0.159 270.8)
XYZ	xyz(4.6697, 2.6172, 20.3336)
Luminance	0.0262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191D7F #7F7B19

analogous

#19507F #191D7F #48197F

triadic

#191D7F #7F191D #1D7F19

tetradic

#191D7F #7F1950 #7F7B19 #197F48

square

#191D7F #7F1950 #7F7B19 #197F48

split-complementary

#191D7F #7F4819 #507F19

monochromatic

#05061A #0F114C #191D7F #2329B2 #3A40D8

Accessibility & contrast

On white

13.78

#191D7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#191D7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191D7F

13.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191D7F	#FFFFFF	#000000	##FFFFFF
##191D7F	1.00	13.78	1.52	13.78
#FFFFFF	13.78	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003282

Deuteranopia (green-blind)

#00287D

Tritanopia (blue-blind)

#003A4C

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #191d7f;
/* rgb */ color: rgb(25, 29, 127);
/* oklch */ color: oklch(31.2% 0.159 270.8);

Tailwind

colors: {
  custom: {
    50: '#6a5aa5',
    500: '#191d7f',
    950: '#000000',
  },
}

SCSS

$custom: #191d7f;
$custom-light: #6a5aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#191d7f",
  "rgb": {
    "r": 25,
    "g": 29,
    "b": 127
  },
  "hsl": {
    "h": 237.647,
    "s": 67.105,
    "l": 29.804
  },
  "oklch": {
    "l": 0.31154,
    "c": 0.15911,
    "h": 270.8
  },
  "luminance": 0.02618
}

Semantic roles & 50–950 ramp

primary

#191D7F

secondary

#B3AF41

accent

#E33EEA

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08040F

muted

#7A797F

Preview Lab

Preview with #191D7F

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

Preview Lab → · Contrast checker → · Palette generator →