#1D145B#1D145B

#1D145B is a dark, moderate blue. Relative luminance 0.015; OKLCH L 26.0% C 0.120 H 279.8°. Best body text is #FFFFFF at 16.11:1 contrast (WCAG AA passes).

Color values

HEX	#1D145B
RGB	rgb(29, 20, 91)
HSL	hsl(248, 64%, 22%)
HSV	hsv(248, 78%, 36%)
CMYK	cmyk(68.1%, 78%, 0%, 64.3%)
CIE-LAB	lab(12.71, 27.75, -40.88)
CIE-LCH	lch(12.71, 49.40, 304.17°)
OKLab	oklab(25.96% 0.0203 -0.1179)
OKLCH	oklch(25.96% 0.12 279.8)
XYZ	xyz(2.6446, 1.5166, 10.0489)
Luminance	0.0152 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D145B #525B14

analogous

#142F5B #1D145B #41145B

triadic

#1D145B #5B1D14 #145B1D

tetradic

#1D145B #5B142F #525B14 #145B41

square

#1D145B #5B142F #525B14 #145B41

split-complementary

#1D145B #5B4114 #2F5B14

monochromatic

#080619 #0D0929 #1D145B #2D1F8D #3D2ABF

Accessibility & contrast

On white

16.11

#1D145B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#1D145B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D145B

16.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D145B	#FFFFFF	#000000	##FFFFFF
##1D145B	1.00	16.11	1.30	16.11
#FFFFFF	16.11	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00245D

Deuteranopia (green-blind)

#001E5A

Tritanopia (blue-blind)

#002836

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #1d145b;
/* rgb */ color: rgb(29, 20, 91);
/* oklch */ color: oklch(26.0% 0.120 279.8);

Tailwind

colors: {
  custom: {
    50: '#63538a',
    500: '#1d145b',
    950: '#000000',
  },
}

SCSS

$custom: #1d145b;
$custom-light: #63538a;
$custom-dark: #000000;

JSON

{
  "hex": "#1d145b",
  "rgb": {
    "r": 29,
    "g": 20,
    "b": 91
  },
  "hsl": {
    "h": 247.606,
    "s": 63.964,
    "l": 21.765
  },
  "oklch": {
    "l": 0.25957,
    "c": 0.11968,
    "h": 279.8
  },
  "luminance": 0.01517
}

Semantic roles & 50–950 ramp

primary

#1D145B

secondary

#879338

accent

#E741D2

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1D145B

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

Preview Lab → · Contrast checker → · Palette generator →