#1F1895#1F1895

#1F1895 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.5% C 0.189 H 271.9°. Best body text is #FFFFFF at 12.94:1 contrast (WCAG AA passes).

Color values

HEX	#1F1895
RGB	rgb(31, 24, 149)
HSL	hsl(243, 72%, 34%)
HSV	hsv(243, 84%, 58%)
CMYK	cmyk(79.2%, 83.9%, 0%, 41.6%)
CIE-LAB	lab(20.49, 45.21, -65.31)
CIE-LCH	lch(20.49, 79.43, 304.69°)
OKLab	oklab(33.45% 0.0064 -0.189)
OKLCH	oklch(33.45% 0.189 271.9)
XYZ	xyz(6.3147, 3.1138, 28.6962)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F1895 #8E9518

analogous

#185095 #1F1895 #5E1895

triadic

#1F1895 #951F18 #18951F

tetradic

#1F1895 #951850 #8E9518 #18955E

square

#1F1895 #951850 #8E9518 #18955E

split-complementary

#1F1895 #955E18 #509518

monochromatic

#09072C #141060 #1F1895 #2A20CA #4F46E1

Accessibility & contrast

On white

12.94

#1F1895 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#1F1895 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F1895

12.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F1895	#FFFFFF	#000000	##FFFFFF
##1F1895	1.00	12.94	1.62	12.94
#FFFFFF	12.94	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003798

Deuteranopia (green-blind)

#002B93

Tritanopia (blue-blind)

#004058

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1f1895;
/* rgb */ color: rgb(31, 24, 149);
/* oklch */ color: oklch(33.5% 0.189 271.9);

Tailwind

colors: {
  custom: {
    50: '#7259b6',
    500: '#1f1895',
    950: '#000000',
  },
}

SCSS

$custom: #1f1895;
$custom-light: #7259b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1f1895",
  "rgb": {
    "r": 31,
    "g": 24,
    "b": 149
  },
  "hsl": {
    "h": 243.36,
    "s": 72.254,
    "l": 33.922
  },
  "oklch": {
    "l": 0.33454,
    "c": 0.18908,
    "h": 271.9
  },
  "luminance": 0.03115
}

Semantic roles & 50–950 ramp

primary

#1F1895

secondary

#BBC246

accent

#EF39E5

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1F1895

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

Preview Lab → · Contrast checker → · Palette generator →