#1D3B95#1D3B95

#1D3B95 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.0% C 0.152 H 265.6°. Best body text is #FFFFFF at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#1D3B95
RGB	rgb(29, 59, 149)
HSL	hsl(225, 67%, 35%)
HSV	hsv(225, 81%, 58%)
CMYK	cmyk(80.5%, 60.4%, 0%, 41.6%)
CIE-LAB	lab(28.27, 23.58, -52.51)
CIE-LCH	lch(28.27, 57.56, 294.18°)
OKLab	oklab(39.04% -0.0118 -0.1518)
OKLCH	oklch(39.04% 0.152 265.6)
XYZ	xyz(7.4936, 5.5582, 29.1058)
Luminance	0.0556 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3B95 #95771D

analogous

#1D7795 #1D3B95 #3B1D95

triadic

#1D3B95 #951D3B #3B951D

tetradic

#1D3B95 #951D77 #95771D #1D953B

square

#1D3B95 #951D77 #95771D #1D953B

split-complementary

#1D3B95 #953B1D #77951D

monochromatic

#09122F #132762 #1D3B95 #274FC8 #5073DD

Accessibility & contrast

On white

9.94

#1D3B95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#1D3B95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3B95

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3B95	#FFFFFF	#000000	##FFFFFF
##1D3B95	1.00	9.94	2.11	9.94
#FFFFFF	9.94	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004898

Deuteranopia (green-blind)

#003D93

Tritanopia (blue-blind)

#005262

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #1d3b95;
/* rgb */ color: rgb(29, 59, 149);
/* oklch */ color: oklch(39.0% 0.152 265.6);

Tailwind

colors: {
  custom: {
    50: '#6e70b5',
    500: '#1d3b95',
    950: '#000000',
  },
}

SCSS

$custom: #1d3b95;
$custom-light: #6e70b5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3b95",
  "rgb": {
    "r": 29,
    "g": 59,
    "b": 149
  },
  "hsl": {
    "h": 225,
    "s": 67.416,
    "l": 34.902
  },
  "oklch": {
    "l": 0.39042,
    "c": 0.15222,
    "h": 265.6
  },
  "luminance": 0.05559
}

Semantic roles & 50–950 ramp

primary

#1D3B95

secondary

#C0A34E

accent

#BF3DEA

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #1D3B95

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

Preview Lab → · Contrast checker → · Palette generator →