#191C5E#191C5E

#191C5E is a dark, moderate blue. Relative luminance 0.018; OKLCH L 27.4% C 0.115 H 273.9°. Best body text is #FFFFFF at 15.34:1 contrast (WCAG AA passes).

Color values

HEX	#191C5E
RGB	rgb(25, 28, 94)
HSL	hsl(237, 58%, 23%)
HSV	hsv(237, 73%, 37%)
CMYK	cmyk(73.4%, 70.2%, 0%, 63.1%)
CIE-LAB	lab(14.65, 22.96, -39.71)
CIE-LCH	lch(14.65, 45.87, 300.03°)
OKLab	oklab(27.36% 0.0077 -0.1147)
OKLCH	oklch(27.36% 0.115 273.9)
XYZ	xyz(2.8359, 1.8451, 10.7942)
Luminance	0.0185 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191C5E #5E5B19

analogous

#193E5E #191C5E #38195E

triadic

#191C5E #5E191C #1C5E19

tetradic

#191C5E #5E193E #5E5B19 #195E38

square

#191C5E #5E193E #5E5B19 #195E38

split-complementary

#191C5E #5E3819 #3E5E19

monochromatic

#060718 #0C0E2E #191C5E #262A8E #3339BF

Accessibility & contrast

On white

15.34

#191C5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#191C5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191C5E

15.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191C5E	#FFFFFF	#000000	##FFFFFF
##191C5E	1.00	15.34	1.37	15.34
#FFFFFF	15.34	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002860

Deuteranopia (green-blind)

#00225D

Tritanopia (blue-blind)

#002D3A

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #191c5e;
/* rgb */ color: rgb(25, 28, 94);
/* oklch */ color: oklch(27.4% 0.115 273.9);

Tailwind

colors: {
  custom: {
    50: '#61588c',
    500: '#191c5e',
    950: '#000000',
  },
}

SCSS

$custom: #191c5e;
$custom-light: #61588c;
$custom-dark: #000000;

JSON

{
  "hex": "#191c5e",
  "rgb": {
    "r": 25,
    "g": 28,
    "b": 94
  },
  "hsl": {
    "h": 237.391,
    "s": 57.983,
    "l": 23.333
  },
  "oklch": {
    "l": 0.27364,
    "c": 0.11494,
    "h": 273.9
  },
  "luminance": 0.01845
}

Semantic roles & 50–950 ramp

primary

#191C5E

secondary

#94903F

accent

#DA47E1

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05030C

muted

#7A787D

Preview Lab

Preview with #191C5E

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

Preview Lab → · Contrast checker → · Palette generator →