#1F2D85#1F2D85

#1F2D85 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 34.9% C 0.147 H 269.8°. Best body text is #FFFFFF at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#1F2D85
RGB	rgb(31, 45, 133)
HSL	hsl(232, 62%, 32%)
HSV	hsv(232, 77%, 52%)
CMYK	cmyk(76.7%, 66.2%, 0%, 47.8%)
CIE-LAB	lab(23.21, 27.13, -50.87)
CIE-LCH	lch(23.21, 57.65, 298.07°)
OKLab	oklab(34.87% -0.0005 -0.1471)
OKLCH	oklch(34.87% 0.147 269.8)
XYZ	xyz(5.7356, 3.8609, 22.6287)
Luminance	0.0386 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2D85 #85771F

analogous

#1F6085 #1F2D85 #441F85

triadic

#1F2D85 #851F2D #2D851F

tetradic

#1F2D85 #851F60 #85771F #1F8544

square

#1F2D85 #851F60 #85771F #1F8544

split-complementary

#1F2D85 #85441F #60851F

monochromatic

#080B22 #131C53 #1F2D85 #2B3EB7 #4A5DD5

Accessibility & contrast

On white

11.85

#1F2D85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#1F2D85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2D85

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2D85	#FFFFFF	#000000	##FFFFFF
##1F2D85	1.00	11.85	1.77	11.85
#FFFFFF	11.85	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C88

Deuteranopia (green-blind)

#003383

Tritanopia (blue-blind)

#004454

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1f2d85;
/* rgb */ color: rgb(31, 45, 133);
/* oklch */ color: oklch(34.9% 0.147 269.8);

Tailwind

colors: {
  custom: {
    50: '#6c66a9',
    500: '#1f2d85',
    950: '#000000',
  },
}

SCSS

$custom: #1f2d85;
$custom-light: #6c66a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2d85",
  "rgb": {
    "r": 31,
    "g": 45,
    "b": 133
  },
  "hsl": {
    "h": 231.765,
    "s": 62.195,
    "l": 32.157
  },
  "oklch": {
    "l": 0.34874,
    "c": 0.14708,
    "h": 269.8
  },
  "luminance": 0.03862
}

Semantic roles & 50–950 ramp

primary

#1F2D85

secondary

#B7A849

accent

#CF43E5

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080510

muted

#7A7A7F

Preview Lab

Preview with #1F2D85

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

Preview Lab → · Contrast checker → · Palette generator →