#1F2385#1F2385

#1F2385 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.1% C 0.159 H 272.0°. Best body text is #FFFFFF at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#1F2385
RGB	rgb(31, 35, 133)
HSL	hsl(238, 62%, 32%)
HSV	hsv(238, 77%, 52%)
CMYK	cmyk(76.7%, 73.7%, 0%, 47.8%)
CIE-LAB	lab(20.78, 33.68, -54.87)
CIE-LCH	lch(20.78, 64.38, 301.55°)
OKLab	oklab(33.11% 0.0055 -0.1588)
OKLCH	oklch(33.11% 0.159 272)
XYZ	xyz(5.3983, 3.1863, 22.5163)
Luminance	0.0319 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2385 #85811F

analogous

#1F5685 #1F2385 #4E1F85

triadic

#1F2385 #851F23 #23851F

tetradic

#1F2385 #851F56 #85811F #1F854E

square

#1F2385 #851F56 #85811F #1F854E

split-complementary

#1F2385 #854E1F #56851F

monochromatic

#080922 #131653 #1F2385 #2B30B7 #4A4FD5

Accessibility & contrast

On white

12.83

#1F2385 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1F2385 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2385

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2385	#FFFFFF	#000000	##FFFFFF
##1F2385	1.00	12.83	1.64	12.83
#FFFFFF	12.83	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003788

Deuteranopia (green-blind)

#002D83

Tritanopia (blue-blind)

#003F51

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1f2385;
/* rgb */ color: rgb(31, 35, 133);
/* oklch */ color: oklch(33.1% 0.159 272.0);

Tailwind

colors: {
  custom: {
    50: '#6d5faa',
    500: '#1f2385',
    950: '#000000',
  },
}

SCSS

$custom: #1f2385;
$custom-light: #6d5faa;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2385",
  "rgb": {
    "r": 31,
    "g": 35,
    "b": 133
  },
  "hsl": {
    "h": 237.647,
    "s": 62.195,
    "l": 32.157
  },
  "oklch": {
    "l": 0.3311,
    "c": 0.15887,
    "h": 272
  },
  "luminance": 0.03187
}

Semantic roles & 50–950 ramp

primary

#1F2385

secondary

#B7B349

accent

#DF43E5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1F2385

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

Preview Lab → · Contrast checker → · Palette generator →