#191F7F#191F7F

#191F7F is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.5% C 0.157 H 270.5°. Best body text is #FFFFFF at 13.60:1 contrast (WCAG AA passes).

Color values

HEX	#191F7F
RGB	rgb(25, 31, 127)
HSL	hsl(236, 67%, 30%)
HSV	hsv(236, 80%, 50%)
CMYK	cmyk(80.3%, 75.6%, 0%, 50.2%)
CIE-LAB	lab(18.88, 33.45, -54.21)
CIE-LCH	lch(18.88, 63.70, 301.67°)
OKLab	oklab(31.47% 0.0015 -0.157)
OKLCH	oklch(31.47% 0.157 270.5)
XYZ	xyz(4.7204, 2.7184, 20.3505)
Luminance	0.0272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191F7F #7F7919

analogous

#19527F #191F7F #46197F

triadic

#191F7F #7F191F #1F7F19

tetradic

#191F7F #7F1952 #7F7919 #197F46

square

#191F7F #7F1952 #7F7919 #197F46

split-complementary

#191F7F #7F4619 #527F19

monochromatic

#05061A #0F134C #191F7F #232BB2 #3A43D8

Accessibility & contrast

On white

13.60

#191F7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#191F7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191F7F

13.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191F7F	#FFFFFF	#000000	##FFFFFF
##191F7F	1.00	13.60	1.54	13.60
#FFFFFF	13.60	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003382

Deuteranopia (green-blind)

#00297D

Tritanopia (blue-blind)

#003B4D

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #191f7f;
/* rgb */ color: rgb(25, 31, 127);
/* oklch */ color: oklch(31.5% 0.157 270.5);

Tailwind

colors: {
  custom: {
    50: '#695ba5',
    500: '#191f7f',
    950: '#000000',
  },
}

SCSS

$custom: #191f7f;
$custom-light: #695ba5;
$custom-dark: #000000;

JSON

{
  "hex": "#191f7f",
  "rgb": {
    "r": 25,
    "g": 31,
    "b": 127
  },
  "hsl": {
    "h": 236.471,
    "s": 67.105,
    "l": 29.804
  },
  "oklch": {
    "l": 0.31466,
    "c": 0.15701,
    "h": 270.5
  },
  "luminance": 0.02719
}

Semantic roles & 50–950 ramp

primary

#191F7F

secondary

#B3AC41

accent

#E03EEA

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #191F7F

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

Preview Lab → · Contrast checker → · Palette generator →