#1E308C#1E308C

#1E308C is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.1% C 0.153 H 268.6°. Best body text is #FFFFFF at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#1E308C
RGB	rgb(30, 48, 140)
HSL	hsl(230, 65%, 33%)
HSV	hsv(230, 79%, 55%)
CMYK	cmyk(78.6%, 65.7%, 0%, 45.1%)
CIE-LAB	lab(24.58, 27.68, -52.98)
CIE-LCH	lch(24.58, 59.77, 297.58°)
OKLab	oklab(36.07% -0.0038 -0.1533)
OKLCH	oklch(36.07% 0.153 268.6)
XYZ	xyz(6.3244, 4.2827, 25.2992)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E308C #8C7A1E

analogous

#1E678C #1E308C #431E8C

triadic

#1E308C #8C1E30 #308C1E

tetradic

#1E308C #8C1E67 #8C7A1E #1E8C43

square

#1E308C #8C1E67 #8C7A1E #1E8C43

split-complementary

#1E308C #8C431E #678C1E

monochromatic

#080D27 #131F5A #1E308C #2941BE #4C63D9

Accessibility & contrast

On white

11.31

#1E308C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#1E308C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E308C

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E308C	#FFFFFF	#000000	##FFFFFF
##1E308C	1.00	11.31	1.86	11.31
#FFFFFF	11.31	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408F

Deuteranopia (green-blind)

#00358A

Tritanopia (blue-blind)

#004859

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1e308c;
/* rgb */ color: rgb(30, 48, 140);
/* oklch */ color: oklch(36.1% 0.153 268.6);

Tailwind

colors: {
  custom: {
    50: '#6d68ae',
    500: '#1e308c',
    950: '#000000',
  },
}

SCSS

$custom: #1e308c;
$custom-light: #6d68ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1e308c",
  "rgb": {
    "r": 30,
    "g": 48,
    "b": 140
  },
  "hsl": {
    "h": 230.182,
    "s": 64.706,
    "l": 33.333
  },
  "oklch": {
    "l": 0.36074,
    "c": 0.15331,
    "h": 268.6
  },
  "luminance": 0.04283
}

Semantic roles & 50–950 ramp

primary

#1E308C

secondary

#BBA94B

accent

#CC40E8

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #1E308C

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

Preview Lab → · Contrast checker → · Palette generator →