#1E2B71#1E2B71

#1E2B71 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.5% C 0.121 H 270.2°. Best body text is #FFFFFF at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#1E2B71
RGB	rgb(30, 43, 113)
HSL	hsl(231, 58%, 28%)
HSV	hsv(231, 73%, 44%)
CMYK	cmyk(73.5%, 61.9%, 0%, 55.7%)
CIE-LAB	lab(20.81, 20.58, -42.09)
CIE-LCH	lch(20.81, 46.85, 296.06°)
OKLab	oklab(32.53% 0.0004 -0.1214)
OKLCH	oklch(32.53% 0.121 270.2)
XYZ	xyz(4.3789, 3.1956, 16.0056)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E2B71 #71641E

analogous

#1E5471 #1E2B71 #3A1E71

triadic

#1E2B71 #711E2B #2B711E

tetradic

#1E2B71 #711E54 #71641E #1E713A

square

#1E2B71 #711E54 #71641E #1E713A

split-complementary

#1E2B71 #713A1E #54711E

monochromatic

#060918 #111941 #1E2B71 #2B3DA1 #3E54CC

Accessibility & contrast

On white

12.81

#1E2B71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1E2B71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E2B71

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E2B71	#FFFFFF	#000000	##FFFFFF
##1E2B71	1.00	12.81	1.64	12.81
#FFFFFF	12.81	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003673

Deuteranopia (green-blind)

#002E70

Tritanopia (blue-blind)

#003C49

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1e2b71;
/* rgb */ color: rgb(30, 43, 113);
/* oklch */ color: oklch(32.5% 0.121 270.2);

Tailwind

colors: {
  custom: {
    50: '#66649a',
    500: '#1e2b71',
    950: '#000000',
  },
}

SCSS

$custom: #1e2b71;
$custom-light: #66649a;
$custom-dark: #000000;

JSON

{
  "hex": "#1e2b71",
  "rgb": {
    "r": 30,
    "g": 43,
    "b": 113
  },
  "hsl": {
    "h": 230.602,
    "s": 58.042,
    "l": 28.039
  },
  "oklch": {
    "l": 0.3253,
    "c": 0.12136,
    "h": 270.2
  },
  "luminance": 0.03196
}

Semantic roles & 50–950 ramp

primary

#1E2B71

secondary

#A59646

accent

#C947E1

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #1E2B71

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

Preview Lab → · Contrast checker → · Palette generator →