#1E148B#1E148B

#1E148B is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.7% C 0.180 H 272.8°. Best body text is #FFFFFF at 13.74:1 contrast (WCAG AA passes).

Color values

HEX	#1E148B
RGB	rgb(30, 20, 139)
HSL	hsl(245, 75%, 31%)
HSV	hsv(245, 86%, 55%)
CMYK	cmyk(78.4%, 85.6%, 0%, 45.5%)
CIE-LAB	lab(18.54, 43.86, -62.33)
CIE-LCH	lch(18.54, 76.22, 305.13°)
OKLab	oklab(31.73% 0.0088 -0.1803)
OKLCH	oklch(31.73% 0.181 272.8)
XYZ	xyz(5.4442, 2.6398, 24.6437)
Luminance	0.0264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E148B #818B14

analogous

#14458B #1E148B #59148B

triadic

#1E148B #8B1E14 #148B1E

tetradic

#1E148B #8B1445 #818B14 #148B59

square

#1E148B #8B1445 #818B14 #148B59

split-complementary

#1E148B #8B5914 #458B14

monochromatic

#070520 #120C55 #1E148B #2A1CC1 #4637E2

Accessibility & contrast

On white

13.74

#1E148B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#1E148B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E148B

13.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E148B	#FFFFFF	#000000	##FFFFFF
##1E148B	1.00	13.74	1.53	13.74
#FFFFFF	13.74	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00338E

Deuteranopia (green-blind)

#002789

Tritanopia (blue-blind)

#003B52

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1e148b;
/* rgb */ color: rgb(30, 20, 139);
/* oklch */ color: oklch(31.7% 0.180 272.8);

Tailwind

colors: {
  custom: {
    50: '#6f56ae',
    500: '#1e148b',
    950: '#000000',
  },
}

SCSS

$custom: #1e148b;
$custom-light: #6f56ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1e148b",
  "rgb": {
    "r": 30,
    "g": 20,
    "b": 139
  },
  "hsl": {
    "h": 245.042,
    "s": 74.843,
    "l": 31.176
  },
  "oklch": {
    "l": 0.31727,
    "c": 0.1805,
    "h": 272.8
  },
  "luminance": 0.0264
}

Semantic roles & 50–950 ramp

primary

#1E148B

secondary

#B4BF3C

accent

#F136E2

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090310

muted

#7B787F

Preview Lab

Preview with #1E148B

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

Preview Lab → · Contrast checker → · Palette generator →