#1F1672#1F1672

#1F1672 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.0% C 0.148 H 276.3°. Best body text is #FFFFFF at 14.83:1 contrast (WCAG AA passes).

Color values

HEX	#1F1672
RGB	rgb(31, 22, 114)
HSL	hsl(246, 68%, 27%)
HSV	hsv(246, 81%, 45%)
CMYK	cmyk(72.8%, 80.7%, 0%, 55.3%)
CIE-LAB	lab(15.90, 34.78, -50.79)
CIE-LCH	lch(15.90, 61.56, 304.41°)
OKLab	oklab(29.02% 0.0162 -0.1468)
OKLCH	oklch(29.02% 0.148 276.3)
XYZ	xyz(3.8883, 2.0797, 16.1128)
Luminance	0.0208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F1672 #697216

analogous

#163B72 #1F1672 #4D1672

triadic

#1F1672 #721F16 #16721F

tetradic

#1F1672 #72163B #697216 #16724D

square

#1F1672 #72163B #697216 #16724D

split-complementary

#1F1672 #724D16 #3B7216

monochromatic

#07051A #110C3F #1F1672 #2D20A5 #3D2CD6

Accessibility & contrast

On white

14.83

#1F1672 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#1F1672 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F1672

14.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F1672	#FFFFFF	#000000	##FFFFFF
##1F1672	1.00	14.83	1.42	14.83
#FFFFFF	14.83	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B75

Deuteranopia (green-blind)

#002370

Tritanopia (blue-blind)

#003143

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1f1672;
/* rgb */ color: rgb(31, 22, 114);
/* oklch */ color: oklch(29.0% 0.148 276.3);

Tailwind

colors: {
  custom: {
    50: '#69559c',
    500: '#1f1672',
    950: '#000000',
  },
}

SCSS

$custom: #1f1672;
$custom-light: #69559c;
$custom-dark: #000000;

JSON

{
  "hex": "#1f1672",
  "rgb": {
    "r": 31,
    "g": 22,
    "b": 114
  },
  "hsl": {
    "h": 245.87,
    "s": 67.647,
    "l": 26.667
  },
  "oklch": {
    "l": 0.29024,
    "c": 0.1477,
    "h": 276.3
  },
  "luminance": 0.0208
}

Semantic roles & 50–950 ramp

primary

#1F1672

secondary

#9DA83C

accent

#EB3DDA

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1F1672

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

Preview Lab → · Contrast checker → · Palette generator →