#1F2E8F#1F2E8F

#1F2E8F is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.0% C 0.160 H 269.4°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#1F2E8F
RGB	rgb(31, 46, 143)
HSL	hsl(232, 64%, 34%)
HSV	hsv(232, 78%, 56%)
CMYK	cmyk(78.3%, 67.8%, 0%, 43.9%)
CIE-LAB	lab(24.41, 30.27, -55.13)
CIE-LCH	lch(24.41, 62.89, 298.77°)
OKLab	oklab(36.05% -0.0018 -0.1595)
OKLCH	oklch(36.05% 0.16 269.4)
XYZ	xyz(6.4983, 4.2277, 26.4548)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2E8F #8F801F

analogous

#1F668F #1F2E8F #481F8F

triadic

#1F2E8F #8F1F2E #2E8F1F

tetradic

#1F2E8F #8F1F66 #8F801F #1F8F48

square

#1F2E8F #8F1F66 #8F801F #1F8F48

split-complementary

#1F2E8F #8F481F #668F1F

monochromatic

#090E2A #141E5D #1F2E8F #2A3EC1 #4F62D9

Accessibility & contrast

On white

11.38

#1F2E8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#1F2E8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2E8F

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2E8F	#FFFFFF	#000000	##FFFFFF
##1F2E8F	1.00	11.38	1.85	11.38
#FFFFFF	11.38	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F92

Deuteranopia (green-blind)

#00358D

Tritanopia (blue-blind)

#00485A

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1f2e8f;
/* rgb */ color: rgb(31, 46, 143);
/* oklch */ color: oklch(36.0% 0.160 269.4);

Tailwind

colors: {
  custom: {
    50: '#6e67b1',
    500: '#1f2e8f',
    950: '#000000',
  },
}

SCSS

$custom: #1f2e8f;
$custom-light: #6e67b1;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2e8f",
  "rgb": {
    "r": 31,
    "g": 46,
    "b": 143
  },
  "hsl": {
    "h": 231.964,
    "s": 64.368,
    "l": 34.118
  },
  "oklch": {
    "l": 0.36047,
    "c": 0.15953,
    "h": 269.4
  },
  "luminance": 0.04228
}

Semantic roles & 50–950 ramp

primary

#1F2E8F

secondary

#BCAD4E

accent

#D140E7

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080611

muted

#7B7A80

Preview Lab

Preview with #1F2E8F

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

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