#1D2A75#1D2A75

#1D2A75 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.6% C 0.129 H 270.0°. Best body text is #FFFFFF at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#1D2A75
RGB	rgb(29, 42, 117)
HSL	hsl(231, 60%, 29%)
HSV	hsv(231, 75%, 46%)
CMYK	cmyk(75.2%, 64.1%, 0%, 54.1%)
CIE-LAB	lab(20.83, 22.72, -44.62)
CIE-LCH	lch(20.83, 50.07, 296.98°)
OKLab	oklab(32.64% 0.0001 -0.1288)
OKLCH	oklch(32.64% 0.129 270)
XYZ	xyz(4.5444, 3.2010, 17.2045)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2A75 #75681D

analogous

#1D5675 #1D2A75 #3C1D75

triadic

#1D2A75 #751D2A #2A751D

tetradic

#1D2A75 #751D56 #75681D #1D753C

square

#1D2A75 #751D56 #75681D #1D753C

split-complementary

#1D2A75 #753C1D #56751D

monochromatic

#060919 #111844 #1D2A75 #293CA6 #3D53CF

Accessibility & contrast

On white

12.80

#1D2A75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1D2A75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2A75

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2A75	#FFFFFF	#000000	##FFFFFF
##1D2A75	1.00	12.80	1.64	12.80
#FFFFFF	12.80	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003677

Deuteranopia (green-blind)

#002E74

Tritanopia (blue-blind)

#003D4B

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1d2a75;
/* rgb */ color: rgb(29, 42, 117);
/* oklch */ color: oklch(32.6% 0.129 270.0);

Tailwind

colors: {
  custom: {
    50: '#67639d',
    500: '#1d2a75',
    950: '#000000',
  },
}

SCSS

$custom: #1d2a75;
$custom-light: #67639d;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2a75",
  "rgb": {
    "r": 29,
    "g": 42,
    "b": 117
  },
  "hsl": {
    "h": 231.136,
    "s": 60.274,
    "l": 28.627
  },
  "oklch": {
    "l": 0.32641,
    "c": 0.12884,
    "h": 270
  },
  "luminance": 0.03201
}

Semantic roles & 50–950 ramp

primary

#1D2A75

secondary

#A99A45

accent

#CC44E3

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #1D2A75

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

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