#1F2E84#1F2E84

#1F2E84 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.0% C 0.144 H 269.5°. Best body text is #FFFFFF at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#1F2E84
RGB	rgb(31, 46, 132)
HSL	hsl(231, 62%, 32%)
HSV	hsv(231, 77%, 52%)
CMYK	cmyk(76.5%, 65.2%, 0%, 48.2%)
CIE-LAB	lab(23.37, 26.06, -49.97)
CIE-LCH	lch(23.37, 56.36, 297.54°)
OKLab	oklab(34.97% -0.0012 -0.1444)
OKLCH	oklch(34.97% 0.144 269.5)
XYZ	xyz(5.7055, 3.9106, 22.2795)
Luminance	0.0391 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2E84 #84751F

analogous

#1F6184 #1F2E84 #431F84

triadic

#1F2E84 #841F2E #2E841F

tetradic

#1F2E84 #841F61 #84751F #1F8443

square

#1F2E84 #841F61 #84751F #1F8443

split-complementary

#1F2E84 #84431F #61841F

monochromatic

#080B21 #131D52 #1F2E84 #2B3FB6 #495ED4

Accessibility & contrast

On white

11.78

#1F2E84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#1F2E84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2E84

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2E84	#FFFFFF	#000000	##FFFFFF
##1F2E84	1.00	11.78	1.78	11.78
#FFFFFF	11.78	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D87

Deuteranopia (green-blind)

#003382

Tritanopia (blue-blind)

#004454

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1f2e84;
/* rgb */ color: rgb(31, 46, 132);
/* oklch */ color: oklch(35.0% 0.144 269.5);

Tailwind

colors: {
  custom: {
    50: '#6b66a9',
    500: '#1f2e84',
    950: '#000000',
  },
}

SCSS

$custom: #1f2e84;
$custom-light: #6b66a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2e84",
  "rgb": {
    "r": 31,
    "g": 46,
    "b": 132
  },
  "hsl": {
    "h": 231.089,
    "s": 61.963,
    "l": 31.961
  },
  "oklch": {
    "l": 0.34969,
    "c": 0.14443,
    "h": 269.5
  },
  "luminance": 0.03911
}

Semantic roles & 50–950 ramp

primary

#1F2E84

secondary

#B7A648

accent

#CD43E5

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080610

muted

#7A7A7F

Preview Lab

Preview with #1F2E84

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

Preview Lab → · Contrast checker → · Palette generator →