#1E388D#1E388D

#1E388D is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.8% C 0.145 H 266.4°. Best body text is #FFFFFF at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#1E388D
RGB	rgb(30, 56, 141)
HSL	hsl(226, 65%, 34%)
HSV	hsv(226, 79%, 55%)
CMYK	cmyk(78.7%, 60.3%, 0%, 44.7%)
CIE-LAB	lab(26.81, 22.59, -49.96)
CIE-LCH	lch(26.81, 54.83, 294.33°)
OKLab	oklab(37.75% -0.0092 -0.1443)
OKLCH	oklch(37.75% 0.145 266.4)
XYZ	xyz(6.7556, 5.0267, 25.8083)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E388D #8D731E

analogous

#1E6F8D #1E388D #3B1E8D

triadic

#1E388D #8D1E38 #388D1E

tetradic

#1E388D #8D1E6F #8D731E #1E8D3B

square

#1E388D #8D1E6F #8D731E #1E8D3B

split-complementary

#1E388D #8D3B1E #6F8D1E

monochromatic

#091028 #13245B #1E388D #294CBF #4C6DD9

Accessibility & contrast

On white

10.47

#1E388D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#1E388D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E388D

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E388D	#FFFFFF	#000000	##FFFFFF
##1E388D	1.00	10.47	2.01	10.47
#FFFFFF	10.47	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004590

Deuteranopia (green-blind)

#003A8B

Tritanopia (blue-blind)

#004D5D

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1e388d;
/* rgb */ color: rgb(30, 56, 141);
/* oklch */ color: oklch(37.8% 0.145 266.4);

Tailwind

colors: {
  custom: {
    50: '#6c6eaf',
    500: '#1e388d',
    950: '#000000',
  },
}

SCSS

$custom: #1e388d;
$custom-light: #6c6eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#1e388d",
  "rgb": {
    "r": 30,
    "g": 56,
    "b": 141
  },
  "hsl": {
    "h": 225.946,
    "s": 64.912,
    "l": 33.529
  },
  "oklch": {
    "l": 0.37752,
    "c": 0.1446,
    "h": 266.4
  },
  "luminance": 0.05027
}

Semantic roles & 50–950 ramp

primary

#1E388D

secondary

#BCA14B

accent

#C140E8

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #1E388D

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

Preview Lab → · Contrast checker → · Palette generator →