#1D2297#1D2297

#1D2297 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.9% C 0.183 H 270.2°. Best body text is #FFFFFF at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#1D2297
RGB	rgb(29, 34, 151)
HSL	hsl(238, 68%, 35%)
HSV	hsv(238, 81%, 59%)
CMYK	cmyk(80.8%, 77.5%, 0%, 40.8%)
CIE-LAB	lab(22.44, 40.47, -63.32)
CIE-LCH	lch(22.44, 75.15, 302.59°)
OKLab	oklab(34.85% 0.0006 -0.1834)
OKLCH	oklch(34.85% 0.183 270.2)
XYZ	xyz(6.6627, 3.6389, 29.6234)
Luminance	0.0364 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2297 #97921D

analogous

#1D5F97 #1D2297 #551D97

triadic

#1D2297 #971D22 #22971D

tetradic

#1D2297 #971D5F #97921D #1D9755

square

#1D2297 #971D5F #97921D #1D9755

split-complementary

#1D2297 #97551D #5F971D

monochromatic

#090B30 #131664 #1D2297 #272ECA #5157DE

Accessibility & contrast

On white

12.15

#1D2297 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#1D2297 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2297

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2297	#FFFFFF	#000000	##FFFFFF
##1D2297	1.00	12.15	1.73	12.15
#FFFFFF	12.15	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C9A

Deuteranopia (green-blind)

#002F95

Tritanopia (blue-blind)

#00455B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1d2297;
/* rgb */ color: rgb(29, 34, 151);
/* oklch */ color: oklch(34.9% 0.183 270.2);

Tailwind

colors: {
  custom: {
    50: '#715fb7',
    500: '#1d2297',
    950: '#000000',
  },
}

SCSS

$custom: #1d2297;
$custom-light: #715fb7;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2297",
  "rgb": {
    "r": 29,
    "g": 34,
    "b": 151
  },
  "hsl": {
    "h": 237.541,
    "s": 67.778,
    "l": 35.294
  },
  "oklch": {
    "l": 0.34854,
    "c": 0.1834,
    "h": 270.2
  },
  "luminance": 0.0364
}

Semantic roles & 50–950 ramp

primary

#1D2297

secondary

#C0BC4F

accent

#E43DEB

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090511

muted

#7B7980

Preview Lab

Preview with #1D2297

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

Preview Lab → · Contrast checker → · Palette generator →