#1E599F#1E599F

#1E599F is a mid, vivid cyan. Relative luminance 0.099; OKLCH L 46.5% C 0.128 H 255.2°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#1E599F
RGB	rgb(30, 89, 159)
HSL	hsl(213, 68%, 37%)
HSV	hsv(213, 81%, 62%)
CMYK	cmyk(81.1%, 44%, 0%, 37.6%)
CIE-LAB	lab(37.70, 7.39, -43.31)
CIE-LCH	lch(37.70, 43.94, 279.68°)
OKLab	oklab(46.48% -0.0329 -0.1241)
OKLCH	oklch(46.48% 0.128 255.2)
XYZ	xyz(10.3635, 9.9227, 34.1632)
Luminance	0.0992 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E599F #9F641E

analogous

#1E9A9F #1E599F #231E9F

triadic

#1E599F #9F1E59 #599F1E

tetradic

#1E599F #9F1E9A #9F641E #1E9F23

square

#1E599F #9F1E9A #9F641E #1E9F23

split-complementary

#1E599F #9F231E #9A9F1E

monochromatic

#0B1F38 #143C6C #1E599F #2876D2 #5896DF

Accessibility & contrast

On white

7.04

#1E599F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#1E599F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E599F

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E599F	#FFFFFF	#000000	##FFFFFF
##1E599F	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355FA2

Deuteranopia (green-blind)

#1C539E

Tritanopia (blue-blind)

#006A74

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #1e599f;
/* rgb */ color: rgb(30, 89, 159);
/* oklch */ color: oklch(46.5% 0.128 255.2);

Tailwind

colors: {
  custom: {
    50: '#6f87bc',
    500: '#1e599f',
    950: '#000000',
  },
}

SCSS

$custom: #1e599f;
$custom-light: #6f87bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1e599f",
  "rgb": {
    "r": 30,
    "g": 89,
    "b": 159
  },
  "hsl": {
    "h": 212.558,
    "s": 68.254,
    "l": 37.059
  },
  "oklch": {
    "l": 0.46481,
    "c": 0.12838,
    "h": 255.2
  },
  "luminance": 0.09924
}

Semantic roles & 50–950 ramp

primary

#1E599F

secondary

#C39156

accent

#9B3DEB

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #1E599F

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

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