#1E307F#1E307F

#1E307F is a dark, vivid blue. Relative luminance 0.039; OKLCH L 34.8% C 0.135 H 268.5°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#1E307F
RGB	rgb(30, 48, 127)
HSL	hsl(229, 62%, 31%)
HSV	hsv(229, 76%, 50%)
CMYK	cmyk(76.4%, 62.2%, 0%, 50.2%)
CIE-LAB	lab(23.41, 22.60, -46.76)
CIE-LCH	lch(23.41, 51.94, 295.79°)
OKLab	oklab(34.84% -0.0035 -0.135)
OKLCH	oklch(34.84% 0.135 268.5)
XYZ	xyz(5.4218, 3.9217, 20.5458)
Luminance	0.0392 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E307F #7F6D1E

analogous

#1E607F #1E307F #3C1E7F

triadic

#1E307F #7F1E30 #307F1E

tetradic

#1E307F #7F1E60 #7F6D1E #1E7F3C

square

#1E307F #7F1E60 #7F6D1E #1E7F3C

split-complementary

#1E307F #7F3C1E #607F1E

monochromatic

#070B1C #121D4D #1E307F #2A43B1 #445FD3

Accessibility & contrast

On white

11.77

#1E307F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#1E307F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E307F

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E307F	#FFFFFF	#000000	##FFFFFF
##1E307F	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C82

Deuteranopia (green-blind)

#00337D

Tritanopia (blue-blind)

#004452

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1e307f;
/* rgb */ color: rgb(30, 48, 127);
/* oklch */ color: oklch(34.8% 0.135 268.5);

Tailwind

colors: {
  custom: {
    50: '#6968a5',
    500: '#1e307f',
    950: '#000000',
  },
}

SCSS

$custom: #1e307f;
$custom-light: #6968a5;
$custom-dark: #000000;

JSON

{
  "hex": "#1e307f",
  "rgb": {
    "r": 30,
    "g": 48,
    "b": 127
  },
  "hsl": {
    "h": 228.866,
    "s": 61.783,
    "l": 30.784
  },
  "oklch": {
    "l": 0.34843,
    "c": 0.13508,
    "h": 268.5
  },
  "luminance": 0.03922
}

Semantic roles & 50–950 ramp

primary

#1E307F

secondary

#B29E47

accent

#C743E5

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1E307F

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

Preview Lab → · Contrast checker → · Palette generator →