#1E9ABB#1E9ABB

#1E9ABB is a light, moderate cyan. Relative luminance 0.270; OKLCH L 63.8% C 0.111 H 221.5°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#1E9ABB
RGB	rgb(30, 154, 187)
HSL	hsl(193, 72%, 43%)
HSV	hsv(193, 84%, 73%)
CMYK	cmyk(84%, 17.6%, 0%, 26.7%)
CIE-LAB	lab(58.95, -20.51, -26.20)
CIE-LCH	lch(58.95, 33.28, 231.95°)
OKLab	oklab(63.77% -0.0831 -0.0735)
OKLCH	oklch(63.77% 0.111 221.5)
XYZ	xyz(21.0569, 26.9724, 51.1005)
Luminance	0.2697 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E9ABB #BB3F1E

analogous

#1EBB8D #1E9ABB #1E4CBB

triadic

#1E9ABB #BB1E9A #9ABB1E

tetradic

#1E9ABB #8D1EBB #BB3F1E #4CBB1E

square

#1E9ABB #8D1EBB #BB3F1E #4CBB1E

split-complementary

#1E9ABB #BB1E4C #BB8D1E

monochromatic

#0D4352 #166F86 #1E9ABB #37BCDF #6CCDE7

Accessibility & contrast

On white

3.28

#1E9ABB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#1E9ABB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1E9ABB

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E9ABB	#FFFFFF	#000000	##000000
##1E9ABB	1.00	3.28	6.40	6.40
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.40	21.00	1.00	1.00
##000000	6.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8696BD

Deuteranopia (green-blind)

#7288BB

Tritanopia (blue-blind)

#00A4A5

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #1e9abb;
/* rgb */ color: rgb(30, 154, 187);
/* oklch */ color: oklch(63.8% 0.111 221.5);

Tailwind

colors: {
  custom: {
    50: '#77b8cf',
    500: '#1e9abb',
    950: '#000000',
  },
}

SCSS

$custom: #1e9abb;
$custom-light: #77b8cf;
$custom-dark: #000000;

JSON

{
  "hex": "#1e9abb",
  "rgb": {
    "r": 30,
    "g": 154,
    "b": 187
  },
  "hsl": {
    "h": 192.611,
    "s": 72.35,
    "l": 42.549
  },
  "oklch": {
    "l": 0.63769,
    "c": 0.11091,
    "h": 221.5
  },
  "luminance": 0.26975
}

Semantic roles & 50–950 ramp

primary

#1E9ABB

secondary

#CD7D67

accent

#5F39EF

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #1E9ABB

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

Preview Lab → · Contrast checker → · Palette generator →