#191D6C#191D6C

#191D6C is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.0% C 0.134 H 272.3°. Best body text is #FFFFFF at 14.65:1 contrast (WCAG AA passes).

Color values

HEX	#191D6C
RGB	rgb(25, 29, 108)
HSL	hsl(237, 62%, 26%)
HSV	hsv(237, 77%, 42%)
CMYK	cmyk(76.9%, 73.1%, 0%, 57.6%)
CIE-LAB	lab(16.34, 27.66, -46.17)
CIE-LCH	lch(16.34, 53.82, 300.93°)
OKLab	oklab(29.03% 0.0054 -0.1335)
OKLCH	oklch(29.03% 0.134 272.3)
XYZ	xyz(3.5461, 2.1677, 14.4160)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191D6C #6C6819

analogous

#19466C #191D6C #3E196C

triadic

#191D6C #6C191D #1D6C19

tetradic

#191D6C #6C1946 #6C6819 #196C3E

square

#191D6C #6C1946 #6C6819 #196C3E

split-complementary

#191D6C #6C3E19 #466C19

monochromatic

#060719 #0D103A #191D6C #252A9E #3038CF

Accessibility & contrast

On white

14.65

#191D6C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#191D6C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191D6C

14.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191D6C	#FFFFFF	#000000	##FFFFFF
##191D6C	1.00	14.65	1.43	14.65
#FFFFFF	14.65	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C6E

Deuteranopia (green-blind)

#00256B

Tritanopia (blue-blind)

#003342

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #191d6c;
/* rgb */ color: rgb(25, 29, 108);
/* oklch */ color: oklch(29.0% 0.134 272.3);

Tailwind

colors: {
  custom: {
    50: '#645997',
    500: '#191d6c',
    950: '#000000',
  },
}

SCSS

$custom: #191d6c;
$custom-light: #645997;
$custom-dark: #000000;

JSON

{
  "hex": "#191d6c",
  "rgb": {
    "r": 25,
    "g": 29,
    "b": 108
  },
  "hsl": {
    "h": 237.108,
    "s": 62.406,
    "l": 26.078
  },
  "oklch": {
    "l": 0.29028,
    "c": 0.13366,
    "h": 272.3
  },
  "luminance": 0.02168
}

Semantic roles & 50–950 ramp

primary

#191D6C

secondary

#A19D3F

accent

#DE42E5

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #191D6C

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

Preview Lab → · Contrast checker → · Palette generator →