#1C789B#1C789B

#1C789B is a mid, moderate cyan. Relative luminance 0.160; OKLCH L 53.8% C 0.097 H 229.2°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#1C789B
RGB	rgb(28, 120, 155)
HSL	hsl(197, 69%, 36%)
HSV	hsv(197, 82%, 61%)
CMYK	cmyk(81.9%, 22.6%, 0%, 39.2%)
CIE-LAB	lab(47.03, -13.36, -26.22)
CIE-LCH	lch(47.03, 29.43, 243.00°)
OKLab	oklab(53.76% -0.0636 -0.0738)
OKLCH	oklch(53.76% 0.097 229.2)
XYZ	xyz(13.1093, 16.0447, 33.4100)
Luminance	0.1605 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C789B #9B3F1C

analogous

#1C9B7E #1C789B #1C399B

triadic

#1C789B #9B1C78 #789B1C

tetradic

#1C789B #7E1C9B #9B3F1C #399B1C

square

#1C789B #7E1C9B #9B3F1C #399B1C

split-complementary

#1C789B #9B1C39 #9B7E1C

monochromatic

#092833 #135067 #1C789B #25A0CF #52B9E0

Accessibility & contrast

On white

4.99

#1C789B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#1C789B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C789B

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C789B	#FFFFFF	#000000	##FFFFFF
##1C789B	1.00	4.99	4.21	4.99
#FFFFFF	4.99	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#66769D

Deuteranopia (green-blind)

#556A9B

Tritanopia (blue-blind)

#008284

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #1c789b;
/* rgb */ color: rgb(28, 120, 155);
/* oklch */ color: oklch(53.8% 0.097 229.2);

Tailwind

colors: {
  custom: {
    50: '#6f9fb8',
    500: '#1c789b',
    950: '#000000',
  },
}

SCSS

$custom: #1c789b;
$custom-light: #6f9fb8;
$custom-dark: #000000;

JSON

{
  "hex": "#1c789b",
  "rgb": {
    "r": 28,
    "g": 120,
    "b": 155
  },
  "hsl": {
    "h": 196.535,
    "s": 69.399,
    "l": 35.882
  },
  "oklch": {
    "l": 0.53762,
    "c": 0.09742,
    "h": 229.2
  },
  "luminance": 0.16046
}

Semantic roles & 50–950 ramp

primary

#1C789B

secondary

#C37050

accent

#6C3CEC

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #1C789B

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

Preview Lab → · Contrast checker → · Palette generator →