#1D2890#1D2890

#1D2890 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.0% C 0.168 H 269.7°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#1D2890
RGB	rgb(29, 40, 144)
HSL	hsl(234, 66%, 34%)
HSV	hsv(234, 80%, 56%)
CMYK	cmyk(79.9%, 72.2%, 0%, 43.5%)
CIE-LAB	lab(22.97, 34.35, -58.12)
CIE-LCH	lch(22.97, 67.51, 300.59°)
OKLab	oklab(35.01% -0.0007 -0.1683)
OKLCH	oklch(35.01% 0.168 269.7)
XYZ	xyz(6.2978, 3.7917, 26.7801)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2890 #90851D

analogous

#1D6290 #1D2890 #4C1D90

triadic

#1D2890 #901D28 #28901D

tetradic

#1D2890 #901D62 #90851D #1D904C

square

#1D2890 #901D62 #90851D #1D904C

split-complementary

#1D2890 #904C1D #62901D

monochromatic

#080C2A #131A5D #1D2890 #2736C3 #4C5ADB

Accessibility & contrast

On white

11.94

#1D2890 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#1D2890 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2890

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2890	#FFFFFF	#000000	##FFFFFF
##1D2890	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C93

Deuteranopia (green-blind)

#00318E

Tritanopia (blue-blind)

#004559

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1d2890;
/* rgb */ color: rgb(29, 40, 144);
/* oklch */ color: oklch(35.0% 0.168 269.7);

Tailwind

colors: {
  custom: {
    50: '#6e62b2',
    500: '#1d2890',
    950: '#000000',
  },
}

SCSS

$custom: #1d2890;
$custom-light: #6e62b2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2890",
  "rgb": {
    "r": 29,
    "g": 40,
    "b": 144
  },
  "hsl": {
    "h": 234.261,
    "s": 66.474,
    "l": 33.922
  },
  "oklch": {
    "l": 0.35006,
    "c": 0.16831,
    "h": 269.7
  },
  "luminance": 0.03792
}

Semantic roles & 50–950 ramp

primary

#1D2890

secondary

#BDB34B

accent

#D93EE9

background

#F7F5FB

surface

#EDEAF6

border

#C8C6D0

text

#090511

muted

#7B7980

Preview Lab

Preview with #1D2890

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

Preview Lab → · Contrast checker → · Palette generator →