#1E539E#1E539E

#1E539E is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.0% C 0.134 H 257.9°. Best body text is #FFFFFF at 7.54:1 contrast (WCAG AA passes).

Color values

HEX	#1E539E
RGB	rgb(30, 83, 158)
HSL	hsl(215, 68%, 37%)
HSV	hsv(215, 81%, 62%)
CMYK	cmyk(81%, 47.5%, 0%, 38%)
CIE-LAB	lab(35.85, 10.95, -45.69)
CIE-LCH	lch(35.85, 46.98, 283.48°)
OKLab	oklab(45.03% -0.028 -0.1312)
OKLCH	oklch(45.03% 0.134 257.9)
XYZ	xyz(9.7980, 8.9300, 33.5484)
Luminance	0.0893 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E539E #9E691E

analogous

#1E939E #1E539E #291E9E

triadic

#1E539E #9E1E53 #539E1E

tetradic

#1E539E #9E1E93 #9E691E #1E9E29

square

#1E539E #9E1E93 #9E691E #1E9E29

split-complementary

#1E539E #9E291E #939E1E

monochromatic

#0A1D37 #14386B #1E539E #286ED1 #5790DF

Accessibility & contrast

On white

7.54

#1E539E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#1E539E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E539E

7.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E539E	#FFFFFF	#000000	##FFFFFF
##1E539E	1.00	7.54	2.79	7.54
#FFFFFF	7.54	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A5AA1

Deuteranopia (green-blind)

#044F9D

Tritanopia (blue-blind)

#006571

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #1e539e;
/* rgb */ color: rgb(30, 83, 158);
/* oklch */ color: oklch(45.0% 0.134 257.9);

Tailwind

colors: {
  custom: {
    50: '#6f82bb',
    500: '#1e539e',
    950: '#000000',
  },
}

SCSS

$custom: #1e539e;
$custom-light: #6f82bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1e539e",
  "rgb": {
    "r": 30,
    "g": 83,
    "b": 158
  },
  "hsl": {
    "h": 215.156,
    "s": 68.085,
    "l": 36.863
  },
  "oklch": {
    "l": 0.45026,
    "c": 0.13418,
    "h": 257.9
  },
  "luminance": 0.08931
}

Semantic roles & 50–950 ramp

primary

#1E539E

secondary

#C39555

accent

#A33DEB

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #1E539E

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

Preview Lab → · Contrast checker → · Palette generator →