#1F2A96#1F2A96

#1F2A96 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.1% C 0.173 H 269.9°. Best body text is #FFFFFF at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#1F2A96
RGB	rgb(31, 42, 150)
HSL	hsl(234, 66%, 35%)
HSV	hsv(234, 79%, 59%)
CMYK	cmyk(79.3%, 72%, 0%, 41.2%)
CIE-LAB	lab(24.16, 35.45, -59.87)
CIE-LCH	lch(24.16, 69.58, 300.64°)
OKLab	oklab(36.08% -0.0004 -0.1734)
OKLCH	oklch(36.08% 0.173 269.9)
XYZ	xyz(6.8962, 4.1485, 29.2855)
Luminance	0.0415 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2A96 #968B1F

analogous

#1F6596 #1F2A96 #4F1F96

triadic

#1F2A96 #961F2A #2A961F

tetradic

#1F2A96 #961F65 #968B1F #1F964F

square

#1F2A96 #961F65 #968B1F #1F964F

split-complementary

#1F2A96 #964F1F #65961F

monochromatic

#0A0E31 #151C63 #1F2A96 #2938C9 #5460DC

Accessibility & contrast

On white

11.48

#1F2A96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#1F2A96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2A96

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2A96	#FFFFFF	#000000	##FFFFFF
##1F2A96	1.00	11.48	1.83	11.48
#FFFFFF	11.48	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F99

Deuteranopia (green-blind)

#003494

Tritanopia (blue-blind)

#00485D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1f2a96;
/* rgb */ color: rgb(31, 42, 150);
/* oklch */ color: oklch(36.1% 0.173 269.9);

Tailwind

colors: {
  custom: {
    50: '#7064b6',
    500: '#1f2a96',
    950: '#000000',
  },
}

SCSS

$custom: #1f2a96;
$custom-light: #7064b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2a96",
  "rgb": {
    "r": 31,
    "g": 42,
    "b": 150
  },
  "hsl": {
    "h": 234.454,
    "s": 65.746,
    "l": 35.49
  },
  "oklch": {
    "l": 0.36075,
    "c": 0.17336,
    "h": 269.9
  },
  "luminance": 0.04149
}

Semantic roles & 50–950 ramp

primary

#1F2A96

secondary

#BFB552

accent

#D93FE9

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #1F2A96

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

Preview Lab → · Contrast checker → · Palette generator →