#191F6D#191F6D

#191F6D is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.5% C 0.133 H 271.7°. Best body text is #FFFFFF at 14.40:1 contrast (WCAG AA passes).

Color values

HEX	#191F6D
RGB	rgb(25, 31, 109)
HSL	hsl(236, 63%, 26%)
HSV	hsv(236, 77%, 43%)
CMYK	cmyk(77.1%, 71.6%, 0%, 57.3%)
CIE-LAB	lab(16.94, 26.70, -45.84)
CIE-LCH	lch(16.94, 53.05, 300.22°)
OKLab	oklab(29.49% 0.004 -0.1326)
OKLCH	oklch(29.49% 0.133 271.7)
XYZ	xyz(3.6503, 2.2904, 14.7147)
Luminance	0.0229 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191F6D #6D6719

analogous

#19496D #191F6D #3D196D

triadic

#191F6D #6D191F #1F6D19

tetradic

#191F6D #6D1949 #6D6719 #196D3D

square

#191F6D #6D1949 #6D6719 #196D3D

split-complementary

#191F6D #6D3D19 #496D19

monochromatic

#060719 #0E113B #191F6D #242D9F #313CD0

Accessibility & contrast

On white

14.40

#191F6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#191F6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191F6D

14.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191F6D	#FFFFFF	#000000	##FFFFFF
##191F6D	1.00	14.40	1.46	14.40
#FFFFFF	14.40	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E6F

Deuteranopia (green-blind)

#00266C

Tritanopia (blue-blind)

#003443

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #191f6d;
/* rgb */ color: rgb(25, 31, 109);
/* oklch */ color: oklch(29.5% 0.133 271.7);

Tailwind

colors: {
  custom: {
    50: '#645b98',
    500: '#191f6d',
    950: '#000000',
  },
}

SCSS

$custom: #191f6d;
$custom-light: #645b98;
$custom-dark: #000000;

JSON

{
  "hex": "#191f6d",
  "rgb": {
    "r": 25,
    "g": 31,
    "b": 109
  },
  "hsl": {
    "h": 235.714,
    "s": 62.687,
    "l": 26.275
  },
  "oklch": {
    "l": 0.29493,
    "c": 0.13264,
    "h": 271.7
  },
  "luminance": 0.02291
}

Semantic roles & 50–950 ramp

primary

#191F6D

secondary

#A29B3F

accent

#DA42E6

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #191F6D

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

Preview Lab → · Contrast checker → · Palette generator →