#1F2D84#1F2D84

#1F2D84 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.8% C 0.146 H 269.8°. Best body text is #FFFFFF at 11.89:1 contrast (WCAG AA passes).

Color values

HEX	#1F2D84
RGB	rgb(31, 45, 132)
HSL	hsl(232, 62%, 32%)
HSV	hsv(232, 77%, 52%)
CMYK	cmyk(76.5%, 65.9%, 0%, 48.2%)
CIE-LAB	lab(23.11, 26.74, -50.40)
CIE-LCH	lch(23.11, 57.05, 297.95°)
OKLab	oklab(34.78% -0.0005 -0.1457)
OKLCH	oklch(34.78% 0.146 269.8)
XYZ	xyz(5.6669, 3.8334, 22.2666)
Luminance	0.0383 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2D84 #84761F

analogous

#1F6084 #1F2D84 #441F84

triadic

#1F2D84 #841F2D #2D841F

tetradic

#1F2D84 #841F60 #84761F #1F8444

square

#1F2D84 #841F60 #84761F #1F8444

split-complementary

#1F2D84 #84441F #60841F

monochromatic

#080B21 #131C52 #1F2D84 #2B3EB6 #495CD4

Accessibility & contrast

On white

11.89

#1F2D84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#1F2D84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2D84

11.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2D84	#FFFFFF	#000000	##FFFFFF
##1F2D84	1.00	11.89	1.77	11.89
#FFFFFF	11.89	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C87

Deuteranopia (green-blind)

#003282

Tritanopia (blue-blind)

#004454

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1f2d84;
/* rgb */ color: rgb(31, 45, 132);
/* oklch */ color: oklch(34.8% 0.146 269.8);

Tailwind

colors: {
  custom: {
    50: '#6b66a9',
    500: '#1f2d84',
    950: '#000000',
  },
}

SCSS

$custom: #1f2d84;
$custom-light: #6b66a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2d84",
  "rgb": {
    "r": 31,
    "g": 45,
    "b": 132
  },
  "hsl": {
    "h": 231.683,
    "s": 61.963,
    "l": 31.961
  },
  "oklch": {
    "l": 0.34777,
    "c": 0.14569,
    "h": 269.8
  },
  "luminance": 0.03834
}

Semantic roles & 50–950 ramp

primary

#1F2D84

secondary

#B7A748

accent

#CF43E5

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080510

muted

#7A7A7F

Preview Lab

Preview with #1F2D84

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

Preview Lab → · Contrast checker → · Palette generator →