#1E9CBC#1E9CBC

#1E9CBC is a light, moderate cyan. Relative luminance 0.277; OKLCH L 64.3% C 0.111 H 220.5°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#1E9CBC
RGB	rgb(30, 156, 188)
HSL	hsl(192, 72%, 43%)
HSV	hsv(192, 84%, 74%)
CMYK	cmyk(84%, 17%, 0%, 26.3%)
CIE-LAB	lab(59.60, -21.22, -25.76)
CIE-LCH	lch(59.60, 33.38, 230.52°)
OKLab	oklab(64.31% -0.0846 -0.0722)
OKLCH	oklch(64.31% 0.111 220.5)
XYZ	xyz(21.4971, 27.6810, 51.7772)
Luminance	0.2768 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E9CBC #BC3E1E

analogous

#1EBC8D #1E9CBC #1E4DBC

triadic

#1E9CBC #BC1E9C #9CBC1E

tetradic

#1E9CBC #8D1EBC #BC3E1E #4DBC1E

square

#1E9CBC #8D1EBC #BC3E1E #4DBC1E

split-complementary

#1E9CBC #BC1E4D #BC8D1E

monochromatic

#0D4452 #167087 #1E9CBC #38BDDF #6DCFE8

Accessibility & contrast

On white

3.21

#1E9CBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.54

#1E9CBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1E9CBC

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E9CBC	#FFFFFF	#000000	##000000
##1E9CBC	1.00	3.21	6.54	6.54
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.54	21.00	1.00	1.00
##000000	6.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8998BE

Deuteranopia (green-blind)

#7489BC

Tritanopia (blue-blind)

#00A6A6

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #1e9cbc;
/* rgb */ color: rgb(30, 156, 188);
/* oklch */ color: oklch(64.3% 0.111 220.5);

Tailwind

colors: {
  custom: {
    50: '#78b9d0',
    500: '#1e9cbc',
    950: '#000000',
  },
}

SCSS

$custom: #1e9cbc;
$custom-light: #78b9d0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e9cbc",
  "rgb": {
    "r": 30,
    "g": 156,
    "b": 188
  },
  "hsl": {
    "h": 192.152,
    "s": 72.477,
    "l": 42.745
  },
  "oklch": {
    "l": 0.64305,
    "c": 0.11121,
    "h": 220.5
  },
  "luminance": 0.27684
}

Semantic roles & 50–950 ramp

primary

#1E9CBC

secondary

#CE7D68

accent

#5E39EF

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #1E9CBC

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

Preview Lab → · Contrast checker → · Palette generator →