#1E5381#1E5381

#1E5381 is a dark, moderate cyan. Relative luminance 0.080; OKLCH L 43.1% C 0.094 H 248.3°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#1E5381
RGB	rgb(30, 83, 129)
HSL	hsl(208, 62%, 31%)
HSV	hsv(208, 77%, 51%)
CMYK	cmyk(76.7%, 35.7%, 0%, 49.4%)
CIE-LAB	lab(34.08, -0.55, -30.87)
CIE-LCH	lch(34.08, 30.87, 268.98°)
OKLab	oklab(43.08% -0.0349 -0.0877)
OKLCH	oklch(43.08% 0.094 248.3)
XYZ	xyz(7.5896, 8.0466, 21.9178)
Luminance	0.0805 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5381 #814C1E

analogous

#1E817D #1E5381 #1E2181

triadic

#1E5381 #811E53 #53811E

tetradic

#1E5381 #7D1E81 #814C1E #21811E

square

#1E5381 #7D1E81 #814C1E #21811E

split-complementary

#1E5381 #811E21 #817D1E

monochromatic

#07131E #12334F #1E5381 #2A73B3 #4692D4

Accessibility & contrast

On white

8.05

#1E5381 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#1E5381 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E5381

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5381	#FFFFFF	#000000	##FFFFFF
##1E5381	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E5583

Deuteranopia (green-blind)

#304C80

Tritanopia (blue-blind)

#005E64

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1e5381;
/* rgb */ color: rgb(30, 83, 129);
/* oklch */ color: oklch(43.1% 0.094 248.3);

Tailwind

colors: {
  custom: {
    50: '#6983a6',
    500: '#1e5381',
    950: '#000000',
  },
}

SCSS

$custom: #1e5381;
$custom-light: #6983a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5381",
  "rgb": {
    "r": 30,
    "g": 83,
    "b": 129
  },
  "hsl": {
    "h": 207.879,
    "s": 62.264,
    "l": 31.176
  },
  "oklch": {
    "l": 0.43076,
    "c": 0.09441,
    "h": 248.3
  },
  "luminance": 0.08048
}

Semantic roles & 50–950 ramp

primary

#1E5381

secondary

#B47A47

accent

#8E42E5

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1E5381

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

Preview Lab → · Contrast checker → · Palette generator →