#1F2B94#1F2B94

#1F2B94 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.0% C 0.170 H 269.8°. Best body text is #FFFFFF at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#1F2B94
RGB	rgb(31, 43, 148)
HSL	hsl(234, 65%, 35%)
HSV	hsv(234, 79%, 58%)
CMYK	cmyk(79.1%, 70.9%, 0%, 42%)
CIE-LAB	lab(24.18, 34.09, -58.59)
CIE-LCH	lch(24.18, 67.79, 300.19°)
OKLab	oklab(36.03% -0.0006 -0.1696)
OKLCH	oklch(36.03% 0.17 269.8)
XYZ	xyz(6.7724, 4.1564, 28.4566)
Luminance	0.0416 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2B94 #94881F

analogous

#1F6694 #1F2B94 #4D1F94

triadic

#1F2B94 #941F2B #2B941F

tetradic

#1F2B94 #941F66 #94881F #1F944D

square

#1F2B94 #941F66 #94881F #1F944D

split-complementary

#1F2B94 #944D1F #66941F

monochromatic

#0A0E2F #141C61 #1F2B94 #2A3AC7 #5361DB

Accessibility & contrast

On white

11.47

#1F2B94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#1F2B94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2B94

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2B94	#FFFFFF	#000000	##FFFFFF
##1F2B94	1.00	11.47	1.83	11.47
#FFFFFF	11.47	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F97

Deuteranopia (green-blind)

#003492

Tritanopia (blue-blind)

#00485C

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1f2b94;
/* rgb */ color: rgb(31, 43, 148);
/* oklch */ color: oklch(36.0% 0.170 269.8);

Tailwind

colors: {
  custom: {
    50: '#7065b4',
    500: '#1f2b94',
    950: '#000000',
  },
}

SCSS

$custom: #1f2b94;
$custom-light: #7065b4;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2b94",
  "rgb": {
    "r": 31,
    "g": 43,
    "b": 148
  },
  "hsl": {
    "h": 233.846,
    "s": 65.363,
    "l": 35.098
  },
  "oklch": {
    "l": 0.36031,
    "c": 0.16965,
    "h": 269.8
  },
  "luminance": 0.04157
}

Semantic roles & 50–950 ramp

primary

#1F2B94

secondary

#BEB351

accent

#D73FE8

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #1F2B94

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

Preview Lab → · Contrast checker → · Palette generator →