#1D3495#1D3495

#1D3495 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.7% C 0.161 H 267.3°. Best body text is #FFFFFF at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#1D3495
RGB	rgb(29, 52, 149)
HSL	hsl(229, 67%, 35%)
HSV	hsv(229, 81%, 58%)
CMYK	cmyk(80.5%, 65.1%, 0%, 41.6%)
CIE-LAB	lab(26.41, 28.35, -55.55)
CIE-LCH	lch(26.41, 62.37, 297.04°)
OKLab	oklab(37.66% -0.0074 -0.1608)
OKLCH	oklch(37.66% 0.161 267.3)
XYZ	xyz(7.1576, 4.8863, 28.9939)
Luminance	0.0489 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3495 #957E1D

analogous

#1D7095 #1D3495 #421D95

triadic

#1D3495 #951D34 #34951D

tetradic

#1D3495 #951D70 #957E1D #1D9542

square

#1D3495 #951D70 #957E1D #1D9542

split-complementary

#1D3495 #95421D #70951D

monochromatic

#09102F #132262 #1D3495 #2746C8 #506BDD

Accessibility & contrast

On white

10.62

#1D3495 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#1D3495 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3495

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3495	#FFFFFF	#000000	##FFFFFF
##1D3495	1.00	10.62	1.98	10.62
#FFFFFF	10.62	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004498

Deuteranopia (green-blind)

#003993

Tritanopia (blue-blind)

#004E5F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #1d3495;
/* rgb */ color: rgb(29, 52, 149);
/* oklch */ color: oklch(37.7% 0.161 267.3);

Tailwind

colors: {
  custom: {
    50: '#6e6bb5',
    500: '#1d3495',
    950: '#000000',
  },
}

SCSS

$custom: #1d3495;
$custom-light: #6e6bb5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3495",
  "rgb": {
    "r": 29,
    "g": 52,
    "b": 149
  },
  "hsl": {
    "h": 228.5,
    "s": 67.416,
    "l": 34.902
  },
  "oklch": {
    "l": 0.3766,
    "c": 0.16093,
    "h": 267.3
  },
  "luminance": 0.04887
}

Semantic roles & 50–950 ramp

primary

#1D3495

secondary

#C0AA4E

accent

#C93DEA

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #1D3495

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

Preview Lab → · Contrast checker → · Palette generator →