#1D367F#1D367F

#1D367F is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.1% C 0.127 H 265.9°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#1D367F
RGB	rgb(29, 54, 127)
HSL	hsl(225, 63%, 31%)
HSV	hsv(225, 77%, 50%)
CMYK	cmyk(77.2%, 57.5%, 0%, 50.2%)
CIE-LAB	lab(25.05, 18.26, -44.10)
CIE-LCH	lch(25.05, 47.73, 292.50°)
OKLab	oklab(36.06% -0.0092 -0.1271)
OKLCH	oklch(36.06% 0.127 265.9)
XYZ	xyz(5.6553, 4.4312, 20.6318)
Luminance	0.0443 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D367F #7F661D

analogous

#1D677F #1D367F #351D7F

triadic

#1D367F #7F1D36 #367F1D

tetradic

#1D367F #7F1D67 #7F661D #1D7F35

square

#1D367F #7F1D67 #7F661D #1D7F35

split-complementary

#1D367F #7F351D #677F1D

monochromatic

#060C1B #12214D #1D367F #284BB1 #4268D4

Accessibility & contrast

On white

11.13

#1D367F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#1D367F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D367F

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D367F	#FFFFFF	#000000	##FFFFFF
##1D367F	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004082

Deuteranopia (green-blind)

#00377E

Tritanopia (blue-blind)

#004855

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1d367f;
/* rgb */ color: rgb(29, 54, 127);
/* oklch */ color: oklch(36.1% 0.127 265.9);

Tailwind

colors: {
  custom: {
    50: '#696ca5',
    500: '#1d367f',
    950: '#000000',
  },
}

SCSS

$custom: #1d367f;
$custom-light: #696ca5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d367f",
  "rgb": {
    "r": 29,
    "g": 54,
    "b": 127
  },
  "hsl": {
    "h": 224.694,
    "s": 62.821,
    "l": 30.588
  },
  "oklch": {
    "l": 0.36056,
    "c": 0.12747,
    "h": 265.9
  },
  "luminance": 0.04432
}

Semantic roles & 50–950 ramp

primary

#1D367F

secondary

#B29745

accent

#BC42E6

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #1D367F

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

Preview Lab → · Contrast checker → · Palette generator →