#1E5183#1E5183

#1E5183 is a dark, moderate cyan. Relative luminance 0.078; OKLCH L 42.7% C 0.099 H 251.0°. Best body text is #FFFFFF at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#1E5183
RGB	rgb(30, 81, 131)
HSL	hsl(210, 63%, 32%)
HSV	hsv(210, 77%, 51%)
CMYK	cmyk(77.1%, 38.2%, 0%, 48.6%)
CIE-LAB	lab(33.56, 1.53, -32.92)
CIE-LCH	lch(33.56, 32.96, 272.66°)
OKLab	oklab(42.7% -0.0323 -0.0938)
OKLCH	oklch(42.7% 0.099 251)
XYZ	xyz(7.5730, 7.7987, 22.5745)
Luminance	0.0780 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5183 #83501E

analogous

#1E8383 #1E5183 #1E1F83

triadic

#1E5183 #831E51 #51831E

tetradic

#1E5183 #831E83 #83501E #1F831E

square

#1E5183 #831E83 #83501E #1F831E

split-complementary

#1E5183 #831E1F #83831E

monochromatic

#07131F #133251 #1E5183 #2970B5 #478ED5

Accessibility & contrast

On white

8.20

#1E5183 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#1E5183 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E5183

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5183	#FFFFFF	#000000	##FFFFFF
##1E5183	1.00	8.20	2.56	8.20
#FFFFFF	8.20	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A5485

Deuteranopia (green-blind)

#2B4B82

Tritanopia (blue-blind)

#005D63

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1e5183;
/* rgb */ color: rgb(30, 81, 131);
/* oklch */ color: oklch(42.7% 0.099 251.0);

Tailwind

colors: {
  custom: {
    50: '#6981a7',
    500: '#1e5183',
    950: '#000000',
  },
}

SCSS

$custom: #1e5183;
$custom-light: #6981a7;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5183",
  "rgb": {
    "r": 30,
    "g": 81,
    "b": 131
  },
  "hsl": {
    "h": 209.703,
    "s": 62.733,
    "l": 31.569
  },
  "oklch": {
    "l": 0.42704,
    "c": 0.09918,
    "h": 251
  },
  "luminance": 0.078
}

Semantic roles & 50–950 ramp

primary

#1E5183

secondary

#B67E47

accent

#9342E6

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1E5183

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

Preview Lab → · Contrast checker → · Palette generator →