#1D328F#1D328F

#1D328F is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.7% C 0.155 H 267.8°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#1D328F
RGB	rgb(29, 50, 143)
HSL	hsl(229, 66%, 34%)
HSV	hsv(229, 80%, 56%)
CMYK	cmyk(79.7%, 65%, 0%, 43.9%)
CIE-LAB	lab(25.34, 27.38, -53.61)
CIE-LCH	lch(25.34, 60.20, 297.05°)
OKLab	oklab(36.7% -0.0061 -0.1551)
OKLCH	oklch(36.7% 0.155 267.8)
XYZ	xyz(6.6035, 4.5248, 26.5066)
Luminance	0.0453 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D328F #8F7A1D

analogous

#1D6B8F #1D328F #411D8F

triadic

#1D328F #8F1D32 #328F1D

tetradic

#1D328F #8F1D6B #8F7A1D #1D8F41

square

#1D328F #8F1D6B #8F7A1D #1D8F41

split-complementary

#1D328F #8F411D #6B8F1D

monochromatic

#080E29 #13205C #1D328F #2744C2 #4C66DB

Accessibility & contrast

On white

11.02

#1D328F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#1D328F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D328F

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D328F	#FFFFFF	#000000	##FFFFFF
##1D328F	1.00	11.02	1.91	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004292

Deuteranopia (green-blind)

#00378D

Tritanopia (blue-blind)

#004A5B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #1d328f;
/* rgb */ color: rgb(29, 50, 143);
/* oklch */ color: oklch(36.7% 0.155 267.8);

Tailwind

colors: {
  custom: {
    50: '#6d69b1',
    500: '#1d328f',
    950: '#000000',
  },
}

SCSS

$custom: #1d328f;
$custom-light: #6d69b1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d328f",
  "rgb": {
    "r": 29,
    "g": 50,
    "b": 143
  },
  "hsl": {
    "h": 228.947,
    "s": 66.279,
    "l": 33.725
  },
  "oklch": {
    "l": 0.367,
    "c": 0.15522,
    "h": 267.8
  },
  "luminance": 0.04526
}

Semantic roles & 50–950 ramp

primary

#1D328F

secondary

#BDA84B

accent

#CA3FE9

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080611

muted

#7B7A80

Preview Lab

Preview with #1D328F

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

Preview Lab → · Contrast checker → · Palette generator →