#1D4E95#1D4E95

#1D4E95 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.2% C 0.128 H 258.2°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#1D4E95
RGB	rgb(29, 78, 149)
HSL	hsl(216, 67%, 35%)
HSV	hsv(216, 81%, 58%)
CMYK	cmyk(80.5%, 47.7%, 0%, 41.6%)
CIE-LAB	lab(33.73, 10.59, -43.66)
CIE-LCH	lch(33.73, 44.93, 283.63°)
OKLab	oklab(43.19% -0.0261 -0.1254)
OKLCH	oklch(43.19% 0.128 258.2)
XYZ	xyz(8.6539, 7.8789, 29.4926)
Luminance	0.0788 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4E95 #95641D

analogous

#1D8A95 #1D4E95 #281D95

triadic

#1D4E95 #951D4E #4E951D

tetradic

#1D4E95 #951D8A #95641D #1D9528

square

#1D4E95 #951D8A #95641D #1D9528

split-complementary

#1D4E95 #95281D #8A951D

monochromatic

#09182F #133362 #1D4E95 #2769C8 #5089DD

Accessibility & contrast

On white

8.15

#1D4E95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#1D4E95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4E95

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4E95	#FFFFFF	#000000	##FFFFFF
##1D4E95	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#275598

Deuteranopia (green-blind)

#054A94

Tritanopia (blue-blind)

#005F6A

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1d4e95;
/* rgb */ color: rgb(29, 78, 149);
/* oklch */ color: oklch(43.2% 0.128 258.2);

Tailwind

colors: {
  custom: {
    50: '#6d7fb5',
    500: '#1d4e95',
    950: '#000000',
  },
}

SCSS

$custom: #1d4e95;
$custom-light: #6d7fb5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4e95",
  "rgb": {
    "r": 29,
    "g": 78,
    "b": 149
  },
  "hsl": {
    "h": 215.5,
    "s": 67.416,
    "l": 34.902
  },
  "oklch": {
    "l": 0.4319,
    "c": 0.12808,
    "h": 258.2
  },
  "luminance": 0.0788
}

Semantic roles & 50–950 ramp

primary

#1D4E95

secondary

#C0914E

accent

#A43DEA

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1D4E95

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

Preview Lab → · Contrast checker → · Palette generator →