#1D20AA#1D20AA

#1D20AA is a dark, highly saturated blue. Relative luminance 0.042; OKLCH L 36.8% C 0.208 H 269.3°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#1D20AA
RGB	rgb(29, 32, 170)
HSL	hsl(239, 71%, 39%)
HSV	hsv(239, 83%, 67%)
CMYK	cmyk(82.9%, 81.2%, 0%, 33.3%)
CIE-LAB	lab(24.31, 47.88, -71.80)
CIE-LCH	lch(24.31, 86.30, 303.70°)
OKLab	oklab(36.82% -0.0024 -0.2079)
OKLCH	oklch(36.82% 0.208 269.3)
XYZ	xyz(8.2764, 4.1955, 38.3960)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D20AA #AAA71D

analogous

#1D67AA #1D20AA #611DAA

triadic

#1D20AA #AA1D20 #20AA1D

tetradic

#1D20AA #AA1D67 #AAA71D #1DAA61

square

#1D20AA #AA1D67 #AAA71D #1DAA61

split-complementary

#1D20AA #AA611D #67AA1D

monochromatic

#0B0C41 #141676 #1D20AA #2A2DDB #5E61E4

Accessibility & contrast

On white

11.42

#1D20AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#1D20AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D20AA

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D20AA	#FFFFFF	#000000	##FFFFFF
##1D20AA	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041AE

Deuteranopia (green-blind)

#0032A8

Tritanopia (blue-blind)

#004C66

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1d20aa;
/* rgb */ color: rgb(29, 32, 170);
/* oklch */ color: oklch(36.8% 0.208 269.3);

Tailwind

colors: {
  custom: {
    50: '#765fc5',
    500: '#1d20aa',
    950: '#000000',
  },
}

SCSS

$custom: #1d20aa;
$custom-light: #765fc5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d20aa",
  "rgb": {
    "r": 29,
    "g": 32,
    "b": 170
  },
  "hsl": {
    "h": 238.723,
    "s": 70.854,
    "l": 39.02
  },
  "oklch": {
    "l": 0.36816,
    "c": 0.20796,
    "h": 269.3
  },
  "luminance": 0.04197
}

Semantic roles & 50–950 ramp

primary

#1D20AA

secondary

#C8C55B

accent

#EA3AEE

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0A0513

muted

#7C7982

Preview Lab

Preview with #1D20AA

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

Preview Lab → · Contrast checker → · Palette generator →