#191C5D#191C5D

#191C5D is a dark, moderate blue. Relative luminance 0.018; OKLCH L 27.3% C 0.113 H 274.0°. Best body text is #FFFFFF at 15.38:1 contrast (WCAG AA passes).

Color values

HEX	#191C5D
RGB	rgb(25, 28, 93)
HSL	hsl(237, 58%, 23%)
HSV	hsv(237, 73%, 36%)
CMYK	cmyk(73.1%, 69.9%, 0%, 63.5%)
CIE-LAB	lab(14.55, 22.57, -39.21)
CIE-LCH	lch(14.55, 45.24, 299.92°)
OKLab	oklab(27.26% 0.0078 -0.1132)
OKLCH	oklch(27.26% 0.113 274)
XYZ	xyz(2.7913, 1.8272, 10.5594)
Luminance	0.0183 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191C5D #5D5A19

analogous

#193E5D #191C5D #38195D

triadic

#191C5D #5D191C #1C5D19

tetradic

#191C5D #5D193E #5D5A19 #195D38

square

#191C5D #5D193E #5D5A19 #195D38

split-complementary

#191C5D #5D3819 #3E5D19

monochromatic

#060718 #0C0D2D #191C5D #262B8D #3339BD

Accessibility & contrast

On white

15.38

#191C5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#191C5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191C5D

15.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191C5D	#FFFFFF	#000000	##FFFFFF
##191C5D	1.00	15.38	1.37	15.38
#FFFFFF	15.38	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00285F

Deuteranopia (green-blind)

#00225C

Tritanopia (blue-blind)

#002D39

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #191c5d;
/* rgb */ color: rgb(25, 28, 93);
/* oklch */ color: oklch(27.3% 0.113 274.0);

Tailwind

colors: {
  custom: {
    50: '#60588c',
    500: '#191c5d',
    950: '#000000',
  },
}

SCSS

$custom: #191c5d;
$custom-light: #60588c;
$custom-dark: #000000;

JSON

{
  "hex": "#191c5d",
  "rgb": {
    "r": 25,
    "g": 28,
    "b": 93
  },
  "hsl": {
    "h": 237.353,
    "s": 57.627,
    "l": 23.137
  },
  "oklch": {
    "l": 0.27261,
    "c": 0.11347,
    "h": 274
  },
  "luminance": 0.01827
}

Semantic roles & 50–950 ramp

primary

#191C5D

secondary

#938F3F

accent

#DA47E1

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05030C

muted

#7A787D

Preview Lab

Preview with #191C5D

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

Preview Lab → · Contrast checker → · Palette generator →