#1F2B93#1F2B93

#1F2B93 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.9% C 0.168 H 269.8°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#1F2B93
RGB	rgb(31, 43, 147)
HSL	hsl(234, 65%, 35%)
HSV	hsv(234, 79%, 58%)
CMYK	cmyk(78.9%, 70.7%, 0%, 42.4%)
CIE-LAB	lab(24.08, 33.72, -58.14)
CIE-LCH	lch(24.08, 67.21, 300.11°)
OKLab	oklab(35.93% -0.0005 -0.1683)
OKLCH	oklch(35.93% 0.168 269.8)
XYZ	xyz(6.6936, 4.1249, 28.0415)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2B93 #93871F

analogous

#1F6593 #1F2B93 #4D1F93

triadic

#1F2B93 #931F2B #2B931F

tetradic

#1F2B93 #931F65 #93871F #1F934D

square

#1F2B93 #931F65 #93871F #1F934D

split-complementary

#1F2B93 #934D1F #65931F

monochromatic

#0A0D2E #141C60 #1F2B93 #2A3AC6 #5260DA

Accessibility & contrast

On white

11.51

#1F2B93 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#1F2B93 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2B93

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2B93	#FFFFFF	#000000	##FFFFFF
##1F2B93	1.00	11.51	1.83	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F96

Deuteranopia (green-blind)

#003491

Tritanopia (blue-blind)

#00485B

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1f2b93;
/* rgb */ color: rgb(31, 43, 147);
/* oklch */ color: oklch(35.9% 0.168 269.8);

Tailwind

colors: {
  custom: {
    50: '#6f65b4',
    500: '#1f2b93',
    950: '#000000',
  },
}

SCSS

$custom: #1f2b93;
$custom-light: #6f65b4;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2b93",
  "rgb": {
    "r": 31,
    "g": 43,
    "b": 147
  },
  "hsl": {
    "h": 233.793,
    "s": 65.169,
    "l": 34.902
  },
  "oklch": {
    "l": 0.35927,
    "c": 0.16834,
    "h": 269.8
  },
  "luminance": 0.04126
}

Semantic roles & 50–950 ramp

primary

#1F2B93

secondary

#BEB250

accent

#D740E8

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #1F2B93

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

Preview Lab → · Contrast checker → · Palette generator →