#191D7D#191D7D

#191D7D is a dark, vivid blue. Relative luminance 0.026; OKLCH L 30.9% C 0.157 H 271.0°. Best body text is #FFFFFF at 13.88:1 contrast (WCAG AA passes).

Color values

HEX	#191D7D
RGB	rgb(25, 29, 125)
HSL	hsl(238, 67%, 29%)
HSV	hsv(238, 80%, 49%)
CMYK	cmyk(80%, 76.8%, 0%, 51%)
CIE-LAB	lab(18.21, 33.96, -54.04)
CIE-LCH	lch(18.21, 63.83, 302.14°)
OKLab	oklab(30.93% 0.0027 -0.1565)
OKLCH	oklch(30.93% 0.157 271)
XYZ	xyz(4.5407, 2.5656, 19.6540)
Luminance	0.0257 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191D7D #7D7919

analogous

#194F7D #191D7D #47197D

triadic

#191D7D #7D191D #1D7D19

tetradic

#191D7D #7D194F #7D7919 #197D47

square

#191D7D #7D194F #7D7919 #197D47

split-complementary

#191D7D #7D4719 #4F7D19

monochromatic

#05061A #0F114A #191D7D #2329B0 #393FD7

Accessibility & contrast

On white

13.88

#191D7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#191D7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191D7D

13.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191D7D	#FFFFFF	#000000	##FFFFFF
##191D7D	1.00	13.88	1.51	13.88
#FFFFFF	13.88	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003180

Deuteranopia (green-blind)

#00277B

Tritanopia (blue-blind)

#00394B

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #191d7d;
/* rgb */ color: rgb(25, 29, 125);
/* oklch */ color: oklch(30.9% 0.157 271.0);

Tailwind

colors: {
  custom: {
    50: '#695aa4',
    500: '#191d7d',
    950: '#000000',
  },
}

SCSS

$custom: #191d7d;
$custom-light: #695aa4;
$custom-dark: #000000;

JSON

{
  "hex": "#191d7d",
  "rgb": {
    "r": 25,
    "g": 29,
    "b": 125
  },
  "hsl": {
    "h": 237.6,
    "s": 66.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.30925,
    "c": 0.15651,
    "h": 271
  },
  "luminance": 0.02566
}

Semantic roles & 50–950 ramp

primary

#191D7D

secondary

#B1AD40

accent

#E33EEA

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #191D7D

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

Preview Lab → · Contrast checker → · Palette generator →