#1D4F96#1D4F96

#1D4F96 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 43.5% C 0.128 H 257.9°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#1D4F96
RGB	rgb(29, 79, 150)
HSL	hsl(215, 68%, 35%)
HSV	hsv(215, 81%, 59%)
CMYK	cmyk(80.7%, 47.3%, 0%, 41.2%)
CIE-LAB	lab(34.10, 10.32, -43.68)
CIE-LCH	lch(34.10, 44.88, 283.29°)
OKLab	oklab(43.49% -0.0268 -0.1254)
OKLCH	oklch(43.49% 0.128 257.9)
XYZ	xyz(8.8057, 8.0541, 29.9388)
Luminance	0.0805 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4F96 #96641D

analogous

#1D8B96 #1D4F96 #281D96

triadic

#1D4F96 #961D4F #4F961D

tetradic

#1D4F96 #961D8B #96641D #1D9628

square

#1D4F96 #961D8B #96641D #1D9628

split-complementary

#1D4F96 #96281D #8B961D

monochromatic

#09192F #133463 #1D4F96 #276AC9 #508ADD

Accessibility & contrast

On white

8.04

#1D4F96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#1D4F96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4F96

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4F96	#FFFFFF	#000000	##FFFFFF
##1D4F96	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#285699

Deuteranopia (green-blind)

#084B95

Tritanopia (blue-blind)

#00606B

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1d4f96;
/* rgb */ color: rgb(29, 79, 150);
/* oklch */ color: oklch(43.5% 0.128 257.9);

Tailwind

colors: {
  custom: {
    50: '#6d7fb5',
    500: '#1d4f96',
    950: '#000000',
  },
}

SCSS

$custom: #1d4f96;
$custom-light: #6d7fb5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4f96",
  "rgb": {
    "r": 29,
    "g": 79,
    "b": 150
  },
  "hsl": {
    "h": 215.207,
    "s": 67.598,
    "l": 35.098
  },
  "oklch": {
    "l": 0.43494,
    "c": 0.12824,
    "h": 257.9
  },
  "luminance": 0.08055
}

Semantic roles & 50–950 ramp

primary

#1D4F96

secondary

#C0914F

accent

#A33DEA

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1D4F96

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

Preview Lab → · Contrast checker → · Palette generator →