#1E539D#1E539D

#1E539D is a dark, vivid cyan. Relative luminance 0.089; OKLCH L 45.0% C 0.133 H 257.7°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#1E539D
RGB	rgb(30, 83, 157)
HSL	hsl(215, 68%, 37%)
HSV	hsv(215, 81%, 62%)
CMYK	cmyk(80.9%, 47.1%, 0%, 38.4%)
CIE-LAB	lab(35.78, 10.55, -45.19)
CIE-LCH	lch(35.78, 46.41, 283.15°)
OKLab	oklab(44.95% -0.0282 -0.1298)
OKLCH	oklch(44.95% 0.133 257.7)
XYZ	xyz(9.7122, 8.8957, 33.0969)
Luminance	0.0890 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E539D #9D681E

analogous

#1E939D #1E539D #291E9D

triadic

#1E539D #9D1E53 #539D1E

tetradic

#1E539D #9D1E93 #9D681E #1E9D29

square

#1E539D #9D1E93 #9D681E #1E9D29

split-complementary

#1E539D #9D291E #939D1E

monochromatic

#0A1D36 #14386A #1E539D #286ED0 #578FDF

Accessibility & contrast

On white

7.56

#1E539D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#1E539D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E539D

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E539D	#FFFFFF	#000000	##FFFFFF
##1E539D	1.00	7.56	2.78	7.56
#FFFFFF	7.56	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B5AA0

Deuteranopia (green-blind)

#084F9C

Tritanopia (blue-blind)

#006570

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #1e539d;
/* rgb */ color: rgb(30, 83, 157);
/* oklch */ color: oklch(45.0% 0.133 257.7);

Tailwind

colors: {
  custom: {
    50: '#6f82ba',
    500: '#1e539d',
    950: '#000000',
  },
}

SCSS

$custom: #1e539d;
$custom-light: #6f82ba;
$custom-dark: #000000;

JSON

{
  "hex": "#1e539d",
  "rgb": {
    "r": 30,
    "g": 83,
    "b": 157
  },
  "hsl": {
    "h": 214.961,
    "s": 67.914,
    "l": 36.667
  },
  "oklch": {
    "l": 0.44953,
    "c": 0.13281,
    "h": 257.7
  },
  "luminance": 0.08897
}

Semantic roles & 50–950 ramp

primary

#1E539D

secondary

#C29454

accent

#A23DEB

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A12

muted

#7B7C81

Preview Lab

Preview with #1E539D

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

Preview Lab → · Contrast checker → · Palette generator →