#1E5166#1E5166

#1E5166 is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.0% C 0.064 H 228.6°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#1E5166
RGB	rgb(30, 81, 102)
HSL	hsl(198, 55%, 26%)
HSV	hsv(198, 71%, 40%)
CMYK	cmyk(70.6%, 20.6%, 0%, 60%)
CIE-LAB	lab(32.08, -9.54, -17.16)
CIE-LCH	lch(32.08, 19.63, 240.94°)
OKLab	oklab(41.05% -0.0423 -0.048)
OKLCH	oklch(41.05% 0.064 228.6)
XYZ	xyz(5.8752, 7.1196, 13.6324)
Luminance	0.0712 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5166 #66331E

analogous

#1E6657 #1E5166 #1E2D66

triadic

#1E5166 #661E51 #51661E

tetradic

#1E5166 #571E66 #66331E #2D661E

square

#1E5166 #571E66 #66331E #2D661E

split-complementary

#1E5166 #661E2D #66571E

monochromatic

#071318 #102B37 #1E5166 #2C7795 #3A9CC5

Accessibility & contrast

On white

8.66

#1E5166 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#1E5166 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E5166

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5166	#FFFFFF	#000000	##FFFFFF
##1E5166	1.00	8.66	2.42	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#465067

Deuteranopia (green-blind)

#3C4866

Tritanopia (blue-blind)

#005758

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1e5166;
/* rgb */ color: rgb(30, 81, 102);
/* oklch */ color: oklch(41.0% 0.064 228.6);

Tailwind

colors: {
  custom: {
    50: '#638191',
    500: '#1e5166',
    950: '#000000',
  },
}

SCSS

$custom: #1e5166;
$custom-light: #638191;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5166",
  "rgb": {
    "r": 30,
    "g": 81,
    "b": 102
  },
  "hsl": {
    "h": 197.5,
    "s": 54.545,
    "l": 25.882
  },
  "oklch": {
    "l": 0.41046,
    "c": 0.06402,
    "h": 228.6
  },
  "luminance": 0.0712
}

Semantic roles & 50–950 ramp

primary

#1E5166

secondary

#9B5E45

accent

#754ADE

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#060A0C

muted

#7A7C7D

Preview Lab

Preview with #1E5166

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

Preview Lab → · Contrast checker → · Palette generator →