#1E398D#1E398D

#1E398D is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.0% C 0.143 H 266.1°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#1E398D
RGB	rgb(30, 57, 141)
HSL	hsl(225, 65%, 34%)
HSV	hsv(225, 79%, 55%)
CMYK	cmyk(78.7%, 59.6%, 0%, 44.7%)
CIE-LAB	lab(27.09, 21.90, -49.51)
CIE-LCH	lch(27.09, 54.14, 293.86°)
OKLab	oklab(37.96% -0.0099 -0.143)
OKLCH	oklch(37.96% 0.143 266.1)
XYZ	xyz(6.8046, 5.1246, 25.8247)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E398D #8D721E

analogous

#1E708D #1E398D #3A1E8D

triadic

#1E398D #8D1E39 #398D1E

tetradic

#1E398D #8D1E70 #8D721E #1E8D3A

square

#1E398D #8D1E70 #8D721E #1E8D3A

split-complementary

#1E398D #8D3A1E #708D1E

monochromatic

#091028 #13255B #1E398D #294DBF #4C6FD9

Accessibility & contrast

On white

10.37

#1E398D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#1E398D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E398D

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E398D	#FFFFFF	#000000	##FFFFFF
##1E398D	1.00	10.37	2.03	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004590

Deuteranopia (green-blind)

#003B8B

Tritanopia (blue-blind)

#004E5D

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1e398d;
/* rgb */ color: rgb(30, 57, 141);
/* oklch */ color: oklch(38.0% 0.143 266.1);

Tailwind

colors: {
  custom: {
    50: '#6c6faf',
    500: '#1e398d',
    950: '#000000',
  },
}

SCSS

$custom: #1e398d;
$custom-light: #6c6faf;
$custom-dark: #000000;

JSON

{
  "hex": "#1e398d",
  "rgb": {
    "r": 30,
    "g": 57,
    "b": 141
  },
  "hsl": {
    "h": 225.405,
    "s": 64.912,
    "l": 33.529
  },
  "oklch": {
    "l": 0.37958,
    "c": 0.14331,
    "h": 266.1
  },
  "luminance": 0.05125
}

Semantic roles & 50–950 ramp

primary

#1E398D

secondary

#BCA04B

accent

#BF40E8

background

#F7F6FA

surface

#EDECF5

border

#C8C7CF

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #1E398D

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

Preview Lab → · Contrast checker → · Palette generator →