#1E307A#1E307A

#1E307A is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.4% C 0.128 H 268.4°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#1E307A
RGB	rgb(30, 48, 122)
HSL	hsl(228, 61%, 30%)
HSV	hsv(228, 75%, 48%)
CMYK	cmyk(75.4%, 60.7%, 0%, 52.2%)
CIE-LAB	lab(22.98, 20.62, -44.30)
CIE-LCH	lch(22.98, 48.87, 294.96°)
OKLab	oklab(34.39% -0.0036 -0.1278)
OKLCH	oklch(34.39% 0.128 268.4)
XYZ	xyz(5.1040, 3.7945, 18.8720)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E307A #7A681E

analogous

#1E5E7A #1E307A #3A1E7A

triadic

#1E307A #7A1E30 #307A1E

tetradic

#1E307A #7A1E5E #7A681E #1E7A3A

square

#1E307A #7A1E5E #7A681E #1E7A3A

split-complementary

#1E307A #7A3A1E #5E7A1E

monochromatic

#060A19 #121D49 #1E307A #2A43AB #425ED0

Accessibility & contrast

On white

11.94

#1E307A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#1E307A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E307A

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E307A	#FFFFFF	#000000	##FFFFFF
##1E307A	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B7C

Deuteranopia (green-blind)

#003379

Tritanopia (blue-blind)

#004250

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1e307a;
/* rgb */ color: rgb(30, 48, 122);
/* oklch */ color: oklch(34.4% 0.128 268.4);

Tailwind

colors: {
  custom: {
    50: '#6868a1',
    500: '#1e307a',
    950: '#000000',
  },
}

SCSS

$custom: #1e307a;
$custom-light: #6868a1;
$custom-dark: #000000;

JSON

{
  "hex": "#1e307a",
  "rgb": {
    "r": 30,
    "g": 48,
    "b": 122
  },
  "hsl": {
    "h": 228.261,
    "s": 60.526,
    "l": 29.804
  },
  "oklch": {
    "l": 0.34388,
    "c": 0.12786,
    "h": 268.4
  },
  "luminance": 0.03795
}

Semantic roles & 50–950 ramp

primary

#1E307A

secondary

#AE9946

accent

#C444E4

background

#F6F6FA

surface

#EBEBF3

border

#C6C6CD

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1E307A

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

Preview Lab → · Contrast checker → · Palette generator →