#1E839B#1E839B

#1E839B is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 56.6% C 0.094 H 218.3°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#1E839B
RGB	rgb(30, 131, 155)
HSL	hsl(192, 68%, 36%)
HSV	hsv(192, 81%, 61%)
CMYK	cmyk(80.6%, 15.5%, 0%, 39.2%)
CIE-LAB	lab(50.54, -19.24, -20.80)
CIE-LCH	lch(50.54, 28.33, 227.24°)
OKLab	oklab(56.58% -0.0737 -0.0582)
OKLCH	oklch(56.58% 0.094 218.3)
XYZ	xyz(14.5656, 18.8734, 33.8792)
Luminance	0.1888 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E839B #9B361E

analogous

#1E9B75 #1E839B #1E459B

triadic

#1E839B #9B1E83 #839B1E

tetradic

#1E839B #751E9B #9B361E #459B1E

square

#1E839B #751E9B #9B361E #459B1E

split-complementary

#1E839B #9B1E45 #9B751E

monochromatic

#0A2C34 #145868 #1E839B #28AECE #55C4DE

Accessibility & contrast

On white

4.40

#1E839B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#1E839B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1E839B

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E839B	#FFFFFF	#000000	##000000
##1E839B	1.00	4.40	4.78	4.78
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#747F9C

Deuteranopia (green-blind)

#63739B

Tritanopia (blue-blind)

#008B8B

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #1e839b;
/* rgb */ color: rgb(30, 131, 155);
/* oklch */ color: oklch(56.6% 0.094 218.3);

Tailwind

colors: {
  custom: {
    50: '#70a7b8',
    500: '#1e839b',
    950: '#000000',
  },
}

SCSS

$custom: #1e839b;
$custom-light: #70a7b8;
$custom-dark: #000000;

JSON

{
  "hex": "#1e839b",
  "rgb": {
    "r": 30,
    "g": 131,
    "b": 155
  },
  "hsl": {
    "h": 191.52,
    "s": 67.568,
    "l": 36.275
  },
  "oklch": {
    "l": 0.56585,
    "c": 0.09391,
    "h": 218.3
  },
  "luminance": 0.18875
}

Semantic roles & 50–950 ramp

primary

#1E839B

secondary

#C26853

accent

#5F3DEA

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1E839B

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

Preview Lab → · Contrast checker → · Palette generator →