#191E40#191E40

#191E40 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.1% C 0.064 H 274.5°. Best body text is #FFFFFF at 16.14:1 contrast (WCAG AA passes).

Color values

HEX	#191E40
RGB	rgb(25, 30, 64)
HSL	hsl(232, 44%, 17%)
HSV	hsv(232, 61%, 25%)
CMYK	cmyk(60.9%, 53.1%, 0%, 74.9%)
CIE-LAB	lab(12.64, 9.58, -22.46)
CIE-LCH	lch(12.64, 24.41, 293.10°)
OKLab	oklab(25.05% 0.0051 -0.0639)
OKLCH	oklch(25.05% 0.064 274.5)
XYZ	xyz(1.7903, 1.5053, 5.0457)
Luminance	0.0150 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191E40 #403B19

analogous

#193140 #191E40 #281940

triadic

#191E40 #40191E #1E4019

tetradic

#191E40 #401931 #403B19 #194028

square

#191E40 #401931 #403B19 #194028

split-complementary

#191E40 #402819 #314019

monochromatic

#090A16 #090A16 #191E40 #2A336C #3B4798

Accessibility & contrast

On white

16.14

#191E40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#191E40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191E40

16.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191E40	#FFFFFF	#000000	##FFFFFF
##191E40	1.00	16.14	1.30	16.14
#FFFFFF	16.14	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F2341

Deuteranopia (green-blind)

#0A1F3F

Tritanopia (blue-blind)

#07252B

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #191e40;
/* rgb */ color: rgb(25, 30, 64);
/* oklch */ color: oklch(25.1% 0.064 274.5);

Tailwind

colors: {
  custom: {
    50: '#595975',
    500: '#191e40',
    950: '#000000',
  },
}

SCSS

$custom: #191e40;
$custom-light: #595975;
$custom-dark: #000000;

JSON

{
  "hex": "#191e40",
  "rgb": {
    "r": 25,
    "g": 30,
    "b": 64
  },
  "hsl": {
    "h": 232.308,
    "s": 43.82,
    "l": 17.451
  },
  "oklch": {
    "l": 0.25054,
    "c": 0.06414,
    "h": 274.5
  },
  "luminance": 0.01505
}

Semantic roles & 50–950 ramp

primary

#191E40

secondary

#766F3F

accent

#C354D4

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#040308

muted

#79787B

Preview Lab

Preview with #191E40

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

Preview Lab → · Contrast checker → · Palette generator →