#1F1476#1F1476

#1F1476 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.2% C 0.155 H 276.0°. Best body text is #FFFFFF at 14.79:1 contrast (WCAG AA passes).

Color values

HEX	#1F1476
RGB	rgb(31, 20, 118)
HSL	hsl(247, 71%, 27%)
HSV	hsv(247, 83%, 46%)
CMYK	cmyk(73.7%, 83.1%, 0%, 53.7%)
CIE-LAB	lab(16.00, 37.20, -53.21)
CIE-LCH	lch(16.00, 64.92, 304.96°)
OKLab	oklab(29.23% 0.0161 -0.1538)
OKLCH	oklch(29.23% 0.155 276)
XYZ	xyz(4.0842, 2.0992, 17.3260)
Luminance	0.0210 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F1476 #6B7614

analogous

#143A76 #1F1476 #501476

triadic

#1F1476 #761F14 #14761F

tetradic

#1F1476 #76143A #6B7614 #147650

square

#1F1476 #76143A #6B7614 #147650

split-complementary

#1F1476 #765014 #3A7614

monochromatic

#07041A #110B42 #1F1476 #2D1DAA #3D2ADB

Accessibility & contrast

On white

14.79

#1F1476 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#1F1476 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F1476

14.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F1476	#FFFFFF	#000000	##FFFFFF
##1F1476	1.00	14.79	1.42	14.79
#FFFFFF	14.79	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C79

Deuteranopia (green-blind)

#002374

Tritanopia (blue-blind)

#003245

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1f1476;
/* rgb */ color: rgb(31, 20, 118);
/* oklch */ color: oklch(29.2% 0.155 276.0);

Tailwind

colors: {
  custom: {
    50: '#6a559f',
    500: '#1f1476',
    950: '#000000',
  },
}

SCSS

$custom: #1f1476;
$custom-light: #6a559f;
$custom-dark: #000000;

JSON

{
  "hex": "#1f1476",
  "rgb": {
    "r": 31,
    "g": 20,
    "b": 118
  },
  "hsl": {
    "h": 246.735,
    "s": 71.014,
    "l": 27.059
  },
  "oklch": {
    "l": 0.29233,
    "c": 0.15465,
    "h": 276
  },
  "luminance": 0.021
}

Semantic roles & 50–950 ramp

primary

#1F1476

secondary

#9FAC3A

accent

#EE3ADA

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08030F

muted

#7A787E

Preview Lab

Preview with #1F1476

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

Preview Lab → · Contrast checker → · Palette generator →