#1F2B96#1F2B96

#1F2B96 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.2% C 0.172 H 269.7°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#1F2B96
RGB	rgb(31, 43, 150)
HSL	hsl(234, 66%, 35%)
HSV	hsv(234, 79%, 59%)
CMYK	cmyk(79.3%, 71.3%, 0%, 41.2%)
CIE-LAB	lab(24.39, 34.82, -59.49)
CIE-LCH	lch(24.39, 68.93, 300.34°)
OKLab	oklab(36.24% -0.0008 -0.1723)
OKLCH	oklch(36.24% 0.172 269.7)
XYZ	xyz(6.9321, 4.2203, 29.2975)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2B96 #968A1F

analogous

#1F6696 #1F2B96 #4F1F96

triadic

#1F2B96 #961F2B #2B961F

tetradic

#1F2B96 #961F66 #968A1F #1F964F

square

#1F2B96 #961F66 #968A1F #1F964F

split-complementary

#1F2B96 #964F1F #66961F

monochromatic

#0A0E31 #151C63 #1F2B96 #293AC9 #5461DC

Accessibility & contrast

On white

11.39

#1F2B96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#1F2B96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2B96

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2B96	#FFFFFF	#000000	##FFFFFF
##1F2B96	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004099

Deuteranopia (green-blind)

#003494

Tritanopia (blue-blind)

#00495D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1f2b96;
/* rgb */ color: rgb(31, 43, 150);
/* oklch */ color: oklch(36.2% 0.172 269.7);

Tailwind

colors: {
  custom: {
    50: '#7065b6',
    500: '#1f2b96',
    950: '#000000',
  },
}

SCSS

$custom: #1f2b96;
$custom-light: #7065b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2b96",
  "rgb": {
    "r": 31,
    "g": 43,
    "b": 150
  },
  "hsl": {
    "h": 233.95,
    "s": 65.746,
    "l": 35.49
  },
  "oklch": {
    "l": 0.36241,
    "c": 0.17226,
    "h": 269.7
  },
  "luminance": 0.04221
}

Semantic roles & 50–950 ramp

primary

#1F2B96

secondary

#BFB452

accent

#D83FE9

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #1F2B96

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

Preview Lab → · Contrast checker → · Palette generator →