#1C818F#1C818F

#1C818F is a mid, moderate teal. Relative luminance 0.179; OKLCH L 55.5% C 0.089 H 209.1°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#1C818F
RGB	rgb(28, 129, 143)
HSL	hsl(187, 67%, 34%)
HSV	hsv(187, 80%, 56%)
CMYK	cmyk(80.4%, 9.8%, 0%, 43.9%)
CIE-LAB	lab(49.41, -22.45, -15.52)
CIE-LCH	lch(49.41, 27.30, 214.65°)
OKLab	oklab(55.51% -0.0775 -0.0432)
OKLCH	oklch(55.51% 0.089 209.1)
XYZ	xyz(13.2849, 17.9289, 28.7417)
Luminance	0.1793 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C818F #8F2A1C

analogous

#1C8F63 #1C818F #1C478F

triadic

#1C818F #8F1C81 #818F1C

tetradic

#1C818F #631C8F #8F2A1C #478F1C

square

#1C818F #631C8F #8F2A1C #478F1C

split-complementary

#1C818F #8F1C47 #8F631C

monochromatic

#082529 #12535C #1C818F #26AFC2 #4ACADC

Accessibility & contrast

On white

4.58

#1C818F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#1C818F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C818F

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C818F	#FFFFFF	#000000	##000000
##1C818F	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#757C90

Deuteranopia (green-blind)

#65718F

Tritanopia (blue-blind)

#008785

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #1c818f;
/* rgb */ color: rgb(28, 129, 143);
/* oklch */ color: oklch(55.5% 0.089 209.1);

Tailwind

colors: {
  custom: {
    50: '#6ea6af',
    500: '#1c818f',
    950: '#000000',
  },
}

SCSS

$custom: #1c818f;
$custom-light: #6ea6af;
$custom-dark: #000000;

JSON

{
  "hex": "#1c818f",
  "rgb": {
    "r": 28,
    "g": 129,
    "b": 143
  },
  "hsl": {
    "h": 187.304,
    "s": 67.251,
    "l": 33.529
  },
  "oklch": {
    "l": 0.55513,
    "c": 0.08875,
    "h": 209.1
  },
  "luminance": 0.17931
}

Semantic roles & 50–950 ramp

primary

#1C818F

secondary

#BE5749

accent

#533EEA

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #1C818F

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

Preview Lab → · Contrast checker → · Palette generator →