#1F1682#1F1682

#1F1682 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.9% C 0.168 H 274.1°. Best body text is #FFFFFF at 14.04:1 contrast (WCAG AA passes).

Color values

HEX	#1F1682
RGB	rgb(31, 22, 130)
HSL	hsl(245, 71%, 30%)
HSV	hsv(245, 83%, 51%)
CMYK	cmyk(76.2%, 83.1%, 0%, 49%)
CIE-LAB	lab(17.81, 40.10, -57.87)
CIE-LCH	lch(17.81, 70.40, 304.72°)
OKLab	oklab(30.92% 0.012 -0.1674)
OKLCH	oklch(30.92% 0.168 274.1)
XYZ	xyz(4.8799, 2.4763, 21.3356)
Luminance	0.0248 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F1682 #798216

analogous

#164382 #1F1682 #551682

triadic

#1F1682 #821F16 #16821F

tetradic

#1F1682 #821643 #798216 #168255

square

#1F1682 #821643 #798216 #168255

split-complementary

#1F1682 #825516 #438216

monochromatic

#06041A #130D4E #1F1682 #2B1FB6 #4335DD

Accessibility & contrast

On white

14.04

#1F1682 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#1F1682 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F1682

14.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F1682	#FFFFFF	#000000	##FFFFFF
##1F1682	1.00	14.04	1.50	14.04
#FFFFFF	14.04	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003085

Deuteranopia (green-blind)

#002680

Tritanopia (blue-blind)

#00384D

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1f1682;
/* rgb */ color: rgb(31, 22, 130);
/* oklch */ color: oklch(30.9% 0.168 274.1);

Tailwind

colors: {
  custom: {
    50: '#6d57a8',
    500: '#1f1682',
    950: '#000000',
  },
}

SCSS

$custom: #1f1682;
$custom-light: #6d57a8;
$custom-dark: #000000;

JSON

{
  "hex": "#1f1682",
  "rgb": {
    "r": 31,
    "g": 22,
    "b": 130
  },
  "hsl": {
    "h": 245,
    "s": 71.053,
    "l": 29.804
  },
  "oklch": {
    "l": 0.30917,
    "c": 0.16781,
    "h": 274.1
  },
  "luminance": 0.02477
}

Semantic roles & 50–950 ramp

primary

#1F1682

secondary

#ACB73D

accent

#EE3ADF

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #1F1682

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

Preview Lab → · Contrast checker → · Palette generator →