#191D74#191D74

#191D74 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.9% C 0.145 H 271.7°. Best body text is #FFFFFF at 14.29:1 contrast (WCAG AA passes).

Color values

HEX	#191D74
RGB	rgb(25, 29, 116)
HSL	hsl(237, 65%, 28%)
HSV	hsv(237, 78%, 45%)
CMYK	cmyk(78.4%, 75%, 0%, 54.5%)
CIE-LAB	lab(17.21, 30.66, -49.94)
CIE-LCH	lch(17.21, 58.60, 301.55°)
OKLab	oklab(29.91% 0.0042 -0.1445)
OKLCH	oklch(29.91% 0.145 271.7)
XYZ	xyz(3.9916, 2.3459, 16.7621)
Luminance	0.0235 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191D74 #747019

analogous

#194A74 #191D74 #431974

triadic

#191D74 #74191D #1D7419

tetradic

#191D74 #74194A #747019 #197443

square

#191D74 #74194A #747019 #197443

split-complementary

#191D74 #744319 #4A7419

monochromatic

#050619 #0E1042 #191D74 #242AA6 #343BD3

Accessibility & contrast

On white

14.29

#191D74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#191D74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191D74

14.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191D74	#FFFFFF	#000000	##FFFFFF
##191D74	1.00	14.29	1.47	14.29
#FFFFFF	14.29	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F77

Deuteranopia (green-blind)

#002672

Tritanopia (blue-blind)

#003646

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #191d74;
/* rgb */ color: rgb(25, 29, 116);
/* oklch */ color: oklch(29.9% 0.145 271.7);

Tailwind

colors: {
  custom: {
    50: '#675a9d',
    500: '#191d74',
    950: '#000000',
  },
}

SCSS

$custom: #191d74;
$custom-light: #675a9d;
$custom-dark: #000000;

JSON

{
  "hex": "#191d74",
  "rgb": {
    "r": 25,
    "g": 29,
    "b": 116
  },
  "hsl": {
    "h": 237.363,
    "s": 64.539,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29908,
    "c": 0.14459,
    "h": 271.7
  },
  "luminance": 0.02346
}

Semantic roles & 50–950 ramp

primary

#191D74

secondary

#A9A440

accent

#E040E8

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #191D74

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

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