#2789A3#2789A3

#2789A3 is a mid, moderate cyan. Relative luminance 0.210; OKLCH L 58.6% C 0.095 H 219.9°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#2789A3
RGB	rgb(39, 137, 163)
HSL	hsl(193, 61%, 40%)
HSV	hsv(193, 76%, 64%)
CMYK	cmyk(76.1%, 16%, 0%, 36.1%)
CIE-LAB	lab(52.91, -18.73, -21.78)
CIE-LCH	lch(52.91, 28.73, 229.32°)
OKLab	oklab(58.65% -0.0729 -0.0609)
OKLCH	oklch(58.65% 0.095 219.9)
XYZ	xyz(16.3904, 20.9650, 37.8260)
Luminance	0.2097 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2789A3 #A34127

analogous

#27A37F #2789A3 #274BA3

triadic

#2789A3 #A32789 #89A327

tetradic

#2789A3 #7F27A3 #A34127 #4BA327

square

#2789A3 #7F27A3 #A34127 #4BA327

split-complementary

#2789A3 #A3274B #A37F27

monochromatic

#0F3640 #1B5F72 #2789A3 #38B0CF #69C3DB

Accessibility & contrast

On white

4.04

#2789A3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#2789A3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2789A3

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2789A3	#FFFFFF	#000000	##000000
##2789A3	1.00	4.04	5.19	5.19
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7985A4

Deuteranopia (green-blind)

#6879A3

Tritanopia (blue-blind)

#009291

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #2789a3;
/* rgb */ color: rgb(39, 137, 163);
/* oklch */ color: oklch(58.6% 0.095 219.9);

Tailwind

colors: {
  custom: {
    50: '#75abbe',
    500: '#2789a3',
    950: '#000000',
  },
}

SCSS

$custom: #2789a3;
$custom-light: #75abbe;
$custom-dark: #000000;

JSON

{
  "hex": "#2789a3",
  "rgb": {
    "r": 39,
    "g": 137,
    "b": 163
  },
  "hsl": {
    "h": 192.581,
    "s": 61.386,
    "l": 39.608
  },
  "oklch": {
    "l": 0.58648,
    "c": 0.09501,
    "h": 219.9
  },
  "luminance": 0.20967
}

Semantic roles & 50–950 ramp

primary

#2789A3

secondary

#C17864

accent

#6543E4

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #2789A3

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

Preview Lab → · Contrast checker → · Palette generator →