#1F1AC7#1F1AC7

#1F1AC7 is a dark, highly saturated blue. Relative luminance 0.052; OKLCH L 39.8% C 0.244 H 268.7°. Best body text is #FFFFFF at 10.34:1 contrast (WCAG AA passes).

Color values

HEX	#1F1AC7
RGB	rgb(31, 26, 199)
HSL	hsl(242, 77%, 44%)
HSV	hsv(242, 87%, 78%)
CMYK	cmyk(84.4%, 86.9%, 0%, 22%)
CIE-LAB	lab(27.16, 59.37, -84.30)
CIE-LCH	lch(27.16, 103.11, 305.15°)
OKLab	oklab(39.85% -0.0055 -0.2439)
OKLCH	oklch(39.85% 0.244 268.7)
XYZ	xyz(11.2398, 5.1522, 54.4238)
Luminance	0.0515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F1AC7 #C2C71A

analogous

#1A6CC7 #1F1AC7 #761AC7

triadic

#1F1AC7 #C71F1A #1AC71F

tetradic

#1F1AC7 #C71A6C #C2C71A #1AC776

square

#1F1AC7 #C71A6C #C2C71A #1AC776

split-complementary

#1F1AC7 #C7761A #6CC71A

monochromatic

#0E0C5B #171391 #1F1AC7 #3E39E5 #736FEC

Accessibility & contrast

On white

10.34

#1F1AC7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#1F1AC7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F1AC7

10.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F1AC7	#FFFFFF	#000000	##FFFFFF
##1F1AC7	1.00	10.34	2.03	10.34
#FFFFFF	10.34	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049CB

Deuteranopia (green-blind)

#0037C4

Tritanopia (blue-blind)

#005676

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1f1ac7;
/* rgb */ color: rgb(31, 26, 199);
/* oklch */ color: oklch(39.8% 0.244 268.7);

Tailwind

colors: {
  custom: {
    50: '#7f5eda',
    500: '#1f1ac7',
    950: '#000000',
  },
}

SCSS

$custom: #1f1ac7;
$custom-light: #7f5eda;
$custom-dark: #000000;

JSON

{
  "hex": "#1f1ac7",
  "rgb": {
    "r": 31,
    "g": 26,
    "b": 199
  },
  "hsl": {
    "h": 241.734,
    "s": 76.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.39845,
    "c": 0.24397,
    "h": 268.7
  },
  "luminance": 0.05154
}

Semantic roles & 50–950 ramp

primary

#1F1AC7

secondary

#CFD26A

accent

#F334EE

background

#F8F5FD

surface

#F0EAFB

border

#CBC6D4

text

#0C0515

muted

#7D7983

Preview Lab

Preview with #1F1AC7

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

Preview Lab → · Contrast checker → · Palette generator →