#1D4D93#1D4D93

#1D4D93 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 42.8% C 0.127 H 258.3°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#1D4D93
RGB	rgb(29, 77, 147)
HSL	hsl(216, 67%, 35%)
HSV	hsv(216, 80%, 58%)
CMYK	cmyk(80.3%, 47.6%, 0%, 42.4%)
CIE-LAB	lab(33.30, 10.46, -43.15)
CIE-LCH	lch(33.30, 44.39, 283.62°)
OKLab	oklab(42.81% -0.0257 -0.1239)
OKLCH	oklch(42.81% 0.127 258.3)
XYZ	xyz(8.4251, 7.6746, 28.6354)
Luminance	0.0768 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4D93 #93631D

analogous

#1D8893 #1D4D93 #281D93

triadic

#1D4D93 #931D4D #4D931D

tetradic

#1D4D93 #931D88 #93631D #1D9328

square

#1D4D93 #931D88 #93631D #1D9328

split-complementary

#1D4D93 #93281D #88931D

monochromatic

#09172D #133260 #1D4D93 #2768C6 #4E88DC

Accessibility & contrast

On white

8.28

#1D4D93 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#1D4D93 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4D93

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4D93	#FFFFFF	#000000	##FFFFFF
##1D4D93	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#275496

Deuteranopia (green-blind)

#064992

Tritanopia (blue-blind)

#005E69

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1d4d93;
/* rgb */ color: rgb(29, 77, 147);
/* oklch */ color: oklch(42.8% 0.127 258.3);

Tailwind

colors: {
  custom: {
    50: '#6c7eb3',
    500: '#1d4d93',
    950: '#000000',
  },
}

SCSS

$custom: #1d4d93;
$custom-light: #6c7eb3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4d93",
  "rgb": {
    "r": 29,
    "g": 77,
    "b": 147
  },
  "hsl": {
    "h": 215.593,
    "s": 67.045,
    "l": 34.51
  },
  "oklch": {
    "l": 0.42812,
    "c": 0.12651,
    "h": 258.3
  },
  "luminance": 0.07676
}

Semantic roles & 50–950 ramp

primary

#1D4D93

secondary

#BF904D

accent

#A43EEA

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1D4D93

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

Preview Lab → · Contrast checker → · Palette generator →