#191B7E#191B7E

#191B7E is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.7% C 0.160 H 271.2°. Best body text is #FFFFFF at 14.01:1 contrast (WCAG AA passes).

Color values

HEX	#191B7E
RGB	rgb(25, 27, 126)
HSL	hsl(239, 67%, 30%)
HSV	hsv(239, 80%, 49%)
CMYK	cmyk(80.2%, 78.6%, 0%, 50.6%)
CIE-LAB	lab(17.90, 35.52, -55.19)
CIE-LCH	lch(17.90, 65.63, 302.76°)
OKLab	oklab(30.74% 0.0033 -0.1598)
OKLCH	oklch(30.74% 0.16 271.2)
XYZ	xyz(4.5575, 2.4964, 19.9763)
Luminance	0.0250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191B7E #7E7C19

analogous

#194E7E #191B7E #4A197E

triadic

#191B7E #7E191B #1B7E19

tetradic

#191B7E #7E194E #7E7C19 #197E4A

square

#191B7E #7E194E #7E7C19 #197E4A

split-complementary

#191B7E #7E4A19 #4E7E19

monochromatic

#05051A #0F104B #191B7E #2326B1 #3A3DD8

Accessibility & contrast

On white

14.01

#191B7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#191B7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191B7E

14.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191B7E	#FFFFFF	#000000	##FFFFFF
##191B7E	1.00	14.01	1.50	14.01
#FFFFFF	14.01	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003181

Deuteranopia (green-blind)

#00277C

Tritanopia (blue-blind)

#00394B

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #191b7e;
/* rgb */ color: rgb(25, 27, 126);
/* oklch */ color: oklch(30.7% 0.160 271.2);

Tailwind

colors: {
  custom: {
    50: '#6959a5',
    500: '#191b7e',
    950: '#000000',
  },
}

SCSS

$custom: #191b7e;
$custom-light: #6959a5;
$custom-dark: #000000;

JSON

{
  "hex": "#191b7e",
  "rgb": {
    "r": 25,
    "g": 27,
    "b": 126
  },
  "hsl": {
    "h": 238.812,
    "s": 66.887,
    "l": 29.608
  },
  "oklch": {
    "l": 0.30739,
    "c": 0.15984,
    "h": 271.2
  },
  "luminance": 0.02497
}

Semantic roles & 50–950 ramp

primary

#191B7E

secondary

#B2B041

accent

#E63EEA

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #191B7E

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

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