#1E9DBB#1E9DBB

#1E9DBB is a light, moderate cyan. Relative luminance 0.280; OKLCH L 64.5% C 0.110 H 218.9°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#1E9DBB
RGB	rgb(30, 157, 187)
HSL	hsl(191, 72%, 43%)
HSV	hsv(191, 84%, 73%)
CMYK	cmyk(84%, 16%, 0%, 26.7%)
CIE-LAB	lab(59.87, -22.08, -24.79)
CIE-LCH	lch(59.87, 33.20, 228.30°)
OKLab	oklab(64.51% -0.0859 -0.0694)
OKLCH	oklch(64.51% 0.11 218.9)
XYZ	xyz(21.5582, 27.9751, 51.2676)
Luminance	0.2798 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E9DBB #BB3C1E

analogous

#1EBB8A #1E9DBB #1E4EBB

triadic

#1E9DBB #BB1E9D #9DBB1E

tetradic

#1E9DBB #8A1EBB #BB3C1E #4EBB1E

square

#1E9DBB #8A1EBB #BB3C1E #4EBB1E

split-complementary

#1E9DBB #BB1E4E #BB8A1E

monochromatic

#0D4452 #167186 #1E9DBB #37BFDF #6CD0E7

Accessibility & contrast

On white

3.18

#1E9DBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.60

#1E9DBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1E9DBB

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E9DBB	#FFFFFF	#000000	##000000
##1E9DBB	1.00	3.18	6.60	6.60
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.60	21.00	1.00	1.00
##000000	6.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A98BD

Deuteranopia (green-blind)

#768ABB

Tritanopia (blue-blind)

#00A7A7

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #1e9dbb;
/* rgb */ color: rgb(30, 157, 187);
/* oklch */ color: oklch(64.5% 0.110 218.9);

Tailwind

colors: {
  custom: {
    50: '#78bacf',
    500: '#1e9dbb',
    950: '#000000',
  },
}

SCSS

$custom: #1e9dbb;
$custom-light: #78bacf;
$custom-dark: #000000;

JSON

{
  "hex": "#1e9dbb",
  "rgb": {
    "r": 30,
    "g": 157,
    "b": 187
  },
  "hsl": {
    "h": 191.465,
    "s": 72.35,
    "l": 42.549
  },
  "oklch": {
    "l": 0.64507,
    "c": 0.11045,
    "h": 218.9
  },
  "luminance": 0.27978
}

Semantic roles & 50–950 ramp

primary

#1E9DBB

secondary

#CD7B67

accent

#5C39EF

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #1E9DBB

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

Preview Lab → · Contrast checker → · Palette generator →