#191D8C#191D8C

#191D8C is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.7% C 0.176 H 270.0°. Best body text is #FFFFFF at 13.16:1 contrast (WCAG AA passes).

Color values

HEX	#191D8C
RGB	rgb(25, 29, 140)
HSL	hsl(238, 70%, 32%)
HSV	hsv(238, 82%, 55%)
CMYK	cmyk(82.1%, 79.3%, 0%, 45.1%)
CIE-LAB	lab(19.96, 39.25, -60.62)
CIE-LCH	lch(19.96, 72.22, 302.93°)
OKLab	oklab(32.67% 0 -0.1756)
OKLCH	oklch(32.67% 0.176 270)
XYZ	xyz(5.5723, 2.9782, 25.0870)
Luminance	0.0298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191D8C #8C8819

analogous

#19578C #191D8C #4F198C

triadic

#191D8C #8C191D #1D8C19

tetradic

#191D8C #8C1957 #8C8819 #198C4F

square

#191D8C #8C1957 #8C8819 #198C4F

split-complementary

#191D8C #8C4F19 #578C19

monochromatic

#060724 #101258 #191D8C #2228C0 #4248DD

Accessibility & contrast

On white

13.16

#191D8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#191D8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191D8C

13.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191D8C	#FFFFFF	#000000	##FFFFFF
##191D8C	1.00	13.16	1.60	13.16
#FFFFFF	13.16	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368F

Deuteranopia (green-blind)

#002A8A

Tritanopia (blue-blind)

#003F54

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #191d8c;
/* rgb */ color: rgb(25, 29, 140);
/* oklch */ color: oklch(32.7% 0.176 270.0);

Tailwind

colors: {
  custom: {
    50: '#6d5baf',
    500: '#191d8c',
    950: '#000000',
  },
}

SCSS

$custom: #191d8c;
$custom-light: #6d5baf;
$custom-dark: #000000;

JSON

{
  "hex": "#191d8c",
  "rgb": {
    "r": 25,
    "g": 29,
    "b": 140
  },
  "hsl": {
    "h": 237.913,
    "s": 69.697,
    "l": 32.353
  },
  "oklch": {
    "l": 0.32671,
    "c": 0.17557,
    "h": 270
  },
  "luminance": 0.02979
}

Semantic roles & 50–950 ramp

primary

#191D8C

secondary

#BEBA43

accent

#E63BED

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#080411

muted

#7B7980

Preview Lab

Preview with #191D8C

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

Preview Lab → · Contrast checker → · Palette generator →