#1D127F#1D127F

#1D127F is a dark, vivid blue. Relative luminance 0.022; OKLCH L 30.0% C 0.168 H 273.9°. Best body text is #FFFFFF at 14.53:1 contrast (WCAG AA passes).

Color values

HEX	#1D127F
RGB	rgb(29, 18, 127)
HSL	hsl(246, 75%, 28%)
HSV	hsv(246, 86%, 50%)
CMYK	cmyk(77.2%, 85.8%, 0%, 50.2%)
CIE-LAB	lab(16.63, 40.94, -57.93)
CIE-LCH	lch(16.63, 70.93, 305.25°)
OKLab	oklab(29.95% 0.0114 -0.1675)
OKLCH	oklch(29.95% 0.168 273.9)
XYZ	xyz(4.5525, 2.2257, 20.2642)
Luminance	0.0223 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D127F #747F12

analogous

#123D7F #1D127F #53127F

triadic

#1D127F #7F1D12 #127F1D

tetradic

#1D127F #7F123D #747F12 #127F53

square

#1D127F #7F123D #747F12 #127F53

split-complementary

#1D127F #7F5312 #3D7F12

monochromatic

#06041B #110A49 #1D127F #291AB5 #3D2BE1

Accessibility & contrast

On white

14.53

#1D127F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#1D127F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D127F

14.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D127F	#FFFFFF	#000000	##FFFFFF
##1D127F	1.00	14.53	1.45	14.53
#FFFFFF	14.53	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E82

Deuteranopia (green-blind)

#00247D

Tritanopia (blue-blind)

#00354A

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1d127f;
/* rgb */ color: rgb(29, 18, 127);
/* oklch */ color: oklch(30.0% 0.168 273.9);

Tailwind

colors: {
  custom: {
    50: '#6c54a5',
    500: '#1d127f',
    950: '#000000',
  },
}

SCSS

$custom: #1d127f;
$custom-light: #6c54a5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d127f",
  "rgb": {
    "r": 29,
    "g": 18,
    "b": 127
  },
  "hsl": {
    "h": 246.055,
    "s": 75.172,
    "l": 28.431
  },
  "oklch": {
    "l": 0.29954,
    "c": 0.16791,
    "h": 273.9
  },
  "luminance": 0.02226
}

Semantic roles & 50–950 ramp

primary

#1D127F

secondary

#A8B538

accent

#F236DF

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #1D127F

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

Preview Lab → · Contrast checker → · Palette generator →