#191B89#191B89

#191B89 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.0% C 0.174 H 270.4°. Best body text is #FFFFFF at 13.47:1 contrast (WCAG AA passes).

Color values

HEX	#191B89
RGB	rgb(25, 27, 137)
HSL	hsl(239, 69%, 32%)
HSV	hsv(239, 82%, 54%)
CMYK	cmyk(81.8%, 80.3%, 0%, 46.3%)
CIE-LAB	lab(19.21, 39.34, -59.98)
CIE-LCH	lch(19.21, 71.73, 303.26°)
OKLab	oklab(32.04% 0.0012 -0.1737)
OKLCH	oklch(32.04% 0.174 270.4)
XYZ	xyz(5.3067, 2.7961, 23.9221)
Luminance	0.0280 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191B89 #898719

analogous

#195389 #191B89 #4F1989

triadic

#191B89 #89191B #1B8919

tetradic

#191B89 #891953 #898719 #19894F

square

#191B89 #891953 #898719 #19894F

split-complementary

#191B89 #894F19 #538919

monochromatic

#060721 #101155 #191B89 #2225BD #4043DC

Accessibility & contrast

On white

13.47

#191B89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#191B89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191B89

13.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191B89	#FFFFFF	#000000	##FFFFFF
##191B89	1.00	13.47	1.56	13.47
#FFFFFF	13.47	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00348C

Deuteranopia (green-blind)

#002987

Tritanopia (blue-blind)

#003D52

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #191b89;
/* rgb */ color: rgb(25, 27, 137);
/* oklch */ color: oklch(32.0% 0.174 270.4);

Tailwind

colors: {
  custom: {
    50: '#6d5aad',
    500: '#191b89',
    950: '#000000',
  },
}

SCSS

$custom: #191b89;
$custom-light: #6d5aad;
$custom-dark: #000000;

JSON

{
  "hex": "#191b89",
  "rgb": {
    "r": 25,
    "g": 27,
    "b": 137
  },
  "hsl": {
    "h": 238.929,
    "s": 69.136,
    "l": 31.765
  },
  "oklch": {
    "l": 0.3204,
    "c": 0.17369,
    "h": 270.4
  },
  "luminance": 0.02797
}

Semantic roles & 50–950 ramp

primary

#191B89

secondary

#BCBA41

accent

#E93CEC

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #191B89

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

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