#1E319B#1E319B

#1E319B is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.7% C 0.172 H 268.3°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#1E319B
RGB	rgb(30, 49, 155)
HSL	hsl(231, 68%, 36%)
HSV	hsv(231, 81%, 61%)
CMYK	cmyk(80.6%, 68.4%, 0%, 39.2%)
CIE-LAB	lab(26.27, 32.72, -59.45)
CIE-LCH	lch(26.27, 67.86, 298.83°)
OKLab	oklab(37.74% -0.0052 -0.1722)
OKLCH	oklch(37.74% 0.172 268.3)
XYZ	xyz(7.5481, 4.8383, 31.5401)
Luminance	0.0484 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E319B #9B881E

analogous

#1E709B #1E319B #4A1E9B

triadic

#1E319B #9B1E31 #319B1E

tetradic

#1E319B #9B1E70 #9B881E #1E9B4A

square

#1E319B #9B1E70 #9B881E #1E9B4A

split-complementary

#1E319B #9B4A1E #709B1E

monochromatic

#0A1134 #142168 #1E319B #2841CE #556ADE

Accessibility & contrast

On white

10.67

#1E319B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#1E319B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E319B

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E319B	#FFFFFF	#000000	##FFFFFF
##1E319B	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449E

Deuteranopia (green-blind)

#003899

Tritanopia (blue-blind)

#004E62

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #1e319b;
/* rgb */ color: rgb(30, 49, 155);
/* oklch */ color: oklch(37.7% 0.172 268.3);

Tailwind

colors: {
  custom: {
    50: '#7169ba',
    500: '#1e319b',
    950: '#000000',
  },
}

SCSS

$custom: #1e319b;
$custom-light: #7169ba;
$custom-dark: #000000;

JSON

{
  "hex": "#1e319b",
  "rgb": {
    "r": 30,
    "g": 49,
    "b": 155
  },
  "hsl": {
    "h": 230.88,
    "s": 67.568,
    "l": 36.275
  },
  "oklch": {
    "l": 0.37744,
    "c": 0.17225,
    "h": 268.3
  },
  "luminance": 0.04839
}

Semantic roles & 50–950 ramp

primary

#1E319B

secondary

#C2B153

accent

#D03DEA

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1E319B

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

Preview Lab → · Contrast checker → · Palette generator →