#1C838B#1C838B

#1C838B is a mid, moderate teal. Relative luminance 0.183; OKLCH L 55.9% C 0.088 H 203.0°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#1C838B
RGB	rgb(28, 131, 139)
HSL	hsl(184, 66%, 33%)
HSV	hsv(184, 80%, 55%)
CMYK	cmyk(79.9%, 5.8%, 0%, 45.5%)
CIE-LAB	lab(49.91, -24.81, -12.42)
CIE-LCH	lch(49.91, 27.75, 206.60°)
OKLab	oklab(55.87% -0.0813 -0.0345)
OKLCH	oklch(55.87% 0.088 203)
XYZ	xyz(13.2533, 18.3419, 27.2629)
Luminance	0.1834 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C838B #8B241C

analogous

#1C8B5B #1C838B #1C4C8B

triadic

#1C838B #8B1C83 #838B1C

tetradic

#1C838B #5B1C8B #8B241C #4C8B1C

square

#1C838B #5B1C8B #8B241C #4C8B1C

split-complementary

#1C838B #8B1C4C #8B5B1C

monochromatic

#072325 #125358 #1C838B #26B3BE #47CFDA

Accessibility & contrast

On white

4.50

#1C838B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.67

#1C838B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C838B

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C838B	#FFFFFF	#000000	##000000
##1C838B	1.00	4.50	4.67	4.67
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#787D8C

Deuteranopia (green-blind)

#69728B

Tritanopia (blue-blind)

#008985

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #1c838b;
/* rgb */ color: rgb(28, 131, 139);
/* oklch */ color: oklch(55.9% 0.088 203.0);

Tailwind

colors: {
  custom: {
    50: '#6da7ac',
    500: '#1c838b',
    950: '#000000',
  },
}

SCSS

$custom: #1c838b;
$custom-light: #6da7ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1c838b",
  "rgb": {
    "r": 28,
    "g": 131,
    "b": 139
  },
  "hsl": {
    "h": 184.324,
    "s": 66.467,
    "l": 32.745
  },
  "oklch": {
    "l": 0.55869,
    "c": 0.08836,
    "h": 203
  },
  "luminance": 0.18344
}

Semantic roles & 50–950 ramp

primary

#1C838B

secondary

#BC4F47

accent

#4B3EE9

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #1C838B

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

Preview Lab → · Contrast checker → · Palette generator →