#1E5599#1E5599

#1E5599 is a mid, vivid cyan. Relative luminance 0.091; OKLCH L 45.1% C 0.125 H 255.8°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#1E5599
RGB	rgb(30, 85, 153)
HSL	hsl(213, 67%, 36%)
HSV	hsv(213, 80%, 60%)
CMYK	cmyk(80.4%, 44.4%, 0%, 40%)
CIE-LAB	lab(36.12, 7.63, -42.24)
CIE-LCH	lch(36.12, 42.93, 280.24°)
OKLab	oklab(45.13% -0.0307 -0.121)
OKLCH	oklch(45.13% 0.125 255.8)
XYZ	xyz(9.5316, 9.0718, 31.3795)
Luminance	0.0907 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5599 #99621E

analogous

#1E9299 #1E5599 #251E99

triadic

#1E5599 #991E55 #55991E

tetradic

#1E5599 #991E92 #99621E #1E9925

square

#1E5599 #991E92 #99621E #1E9925

split-complementary

#1E5599 #99251E #92991E

monochromatic

#0A1C33 #143966 #1E5599 #2871CC #5491DD

Accessibility & contrast

On white

7.46

#1E5599 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#1E5599 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E5599

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5599	#FFFFFF	#000000	##FFFFFF
##1E5599	1.00	7.46	2.81	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#325B9C

Deuteranopia (green-blind)

#1A5098

Tritanopia (blue-blind)

#00656F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1e5599;
/* rgb */ color: rgb(30, 85, 153);
/* oklch */ color: oklch(45.1% 0.125 255.8);

Tailwind

colors: {
  custom: {
    50: '#6e84b7',
    500: '#1e5599',
    950: '#000000',
  },
}

SCSS

$custom: #1e5599;
$custom-light: #6e84b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5599",
  "rgb": {
    "r": 30,
    "g": 85,
    "b": 153
  },
  "hsl": {
    "h": 213.171,
    "s": 67.213,
    "l": 35.882
  },
  "oklch": {
    "l": 0.45132,
    "c": 0.12487,
    "h": 255.8
  },
  "luminance": 0.09073
}

Semantic roles & 50–950 ramp

primary

#1E5599

secondary

#C18F52

accent

#9D3EEA

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1E5599

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

Preview Lab → · Contrast checker → · Palette generator →