#1D3085#1D3085

#1D3085 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.4% C 0.144 H 268.2°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#1D3085
RGB	rgb(29, 48, 133)
HSL	hsl(229, 64%, 32%)
HSV	hsv(229, 78%, 52%)
CMYK	cmyk(78.2%, 63.9%, 0%, 47.8%)
CIE-LAB	lab(23.89, 24.84, -49.75)
CIE-LCH	lch(23.89, 55.60, 296.54°)
OKLab	oklab(35.35% -0.0046 -0.1438)
OKLCH	oklch(35.35% 0.144 268.2)
XYZ	xyz(5.7958, 4.0679, 22.6655)
Luminance	0.0407 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3085 #85721D

analogous

#1D6485 #1D3085 #3E1D85

triadic

#1D3085 #851D30 #30851D

tetradic

#1D3085 #851D64 #85721D #1D853E

square

#1D3085 #851D64 #85721D #1D853E

split-complementary

#1D3085 #853E1D #64851D

monochromatic

#070C21 #121E53 #1D3085 #2842B7 #4660D7

Accessibility & contrast

On white

11.58

#1D3085 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#1D3085 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3085

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3085	#FFFFFF	#000000	##FFFFFF
##1D3085	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E88

Deuteranopia (green-blind)

#003483

Tritanopia (blue-blind)

#004655

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1d3085;
/* rgb */ color: rgb(29, 48, 133);
/* oklch */ color: oklch(35.4% 0.144 268.2);

Tailwind

colors: {
  custom: {
    50: '#6b68a9',
    500: '#1d3085',
    950: '#000000',
  },
}

SCSS

$custom: #1d3085;
$custom-light: #6b68a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3085",
  "rgb": {
    "r": 29,
    "g": 48,
    "b": 133
  },
  "hsl": {
    "h": 229.038,
    "s": 64.198,
    "l": 31.765
  },
  "oklch": {
    "l": 0.35354,
    "c": 0.14387,
    "h": 268.2
  },
  "luminance": 0.04069
}

Semantic roles & 50–950 ramp

primary

#1D3085

secondary

#B8A346

accent

#C941E7

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080610

muted

#7A7A7F

Preview Lab

Preview with #1D3085

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

Preview Lab → · Contrast checker → · Palette generator →