#1F1996#1F1996

#1F1996 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.7% C 0.189 H 271.8°. Best body text is #FFFFFF at 12.82:1 contrast (WCAG AA passes).

Color values

HEX	#1F1996
RGB	rgb(31, 25, 150)
HSL	hsl(243, 71%, 34%)
HSV	hsv(243, 83%, 59%)
CMYK	cmyk(79.3%, 83.3%, 0%, 41.2%)
CIE-LAB	lab(20.78, 45.04, -65.45)
CIE-LCH	lch(20.78, 79.45, 304.54°)
OKLab	oklab(33.69% 0.0059 -0.1894)
OKLCH	oklch(33.69% 0.189 271.8)
XYZ	xyz(6.4159, 3.1879, 29.1254)
Luminance	0.0319 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F1996 #909619

analogous

#195296 #1F1996 #5E1996

triadic

#1F1996 #961F19 #19961F

tetradic

#1F1996 #961952 #909619 #19965E

square

#1F1996 #961952 #909619 #19965E

split-complementary

#1F1996 #965E19 #529619

monochromatic

#09082D #141062 #1F1996 #2A22CA #5049E1

Accessibility & contrast

On white

12.82

#1F1996 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1F1996 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F1996

12.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F1996	#FFFFFF	#000000	##FFFFFF
##1F1996	1.00	12.82	1.64	12.82
#FFFFFF	12.82	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003899

Deuteranopia (green-blind)

#002C94

Tritanopia (blue-blind)

#004159

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1f1996;
/* rgb */ color: rgb(31, 25, 150);
/* oklch */ color: oklch(33.7% 0.189 271.8);

Tailwind

colors: {
  custom: {
    50: '#725ab6',
    500: '#1f1996',
    950: '#000000',
  },
}

SCSS

$custom: #1f1996;
$custom-light: #725ab6;
$custom-dark: #000000;

JSON

{
  "hex": "#1f1996",
  "rgb": {
    "r": 31,
    "g": 25,
    "b": 150
  },
  "hsl": {
    "h": 242.88,
    "s": 71.429,
    "l": 34.314
  },
  "oklch": {
    "l": 0.33689,
    "c": 0.18948,
    "h": 271.8
  },
  "luminance": 0.03189
}

Semantic roles & 50–950 ramp

primary

#1F1996

secondary

#BCC249

accent

#EE3AE6

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1F1996

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

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