#1D4586#1D4586

#1D4586 is a dark, moderate blue. Relative luminance 0.062; OKLCH L 40.0% C 0.118 H 259.7°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#1D4586
RGB	rgb(29, 69, 134)
HSL	hsl(217, 64%, 32%)
HSV	hsv(217, 78%, 53%)
CMYK	cmyk(78.4%, 48.5%, 0%, 47.5%)
CIE-LAB	lab(30.00, 10.65, -40.46)
CIE-LCH	lch(30.00, 41.84, 284.75°)
OKLab	oklab(40% -0.0211 -0.1161)
OKLCH	oklch(40% 0.118 259.7)
XYZ	xyz(6.9363, 6.2379, 23.3881)
Luminance	0.0624 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4586 #865E1D

analogous

#1D7A86 #1D4586 #2A1D86

triadic

#1D4586 #861D45 #45861D

tetradic

#1D4586 #861D7A #865E1D #1D862A

square

#1D4586 #861D7A #865E1D #1D862A

split-complementary

#1D4586 #862A1D #7A861D

monochromatic

#071121 #122B54 #1D4586 #285FB8 #467DD7

Accessibility & contrast

On white

9.34

#1D4586 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#1D4586 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4586

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4586	#FFFFFF	#000000	##FFFFFF
##1D4586	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#224C88

Deuteranopia (green-blind)

#054285

Tritanopia (blue-blind)

#00545F

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1d4586;
/* rgb */ color: rgb(29, 69, 134);
/* oklch */ color: oklch(40.0% 0.118 259.7);

Tailwind

colors: {
  custom: {
    50: '#6978aa',
    500: '#1d4586',
    950: '#000000',
  },
}

SCSS

$custom: #1d4586;
$custom-light: #6978aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4586",
  "rgb": {
    "r": 29,
    "g": 69,
    "b": 134
  },
  "hsl": {
    "h": 217.143,
    "s": 64.417,
    "l": 31.961
  },
  "oklch": {
    "l": 0.39995,
    "c": 0.11802,
    "h": 259.7
  },
  "luminance": 0.06239
}

Semantic roles & 50–950 ramp

primary

#1D4586

secondary

#B98D46

accent

#A840E7

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1D4586

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

Preview Lab → · Contrast checker → · Palette generator →