#2789AD#2789AD

#2789AD is a mid, moderate cyan. Relative luminance 0.213; OKLCH L 59.1% C 0.102 H 227.6°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#2789AD
RGB	rgb(39, 137, 173)
HSL	hsl(196, 63%, 42%)
HSV	hsv(196, 77%, 68%)
CMYK	cmyk(77.5%, 20.8%, 0%, 32.2%)
CIE-LAB	lab(53.32, -15.30, -26.92)
CIE-LCH	lch(53.32, 30.96, 240.39°)
OKLab	oklab(59.11% -0.069 -0.0756)
OKLCH	oklch(59.11% 0.102 227.6)
XYZ	xyz(17.3221, 21.3377, 42.7327)
Luminance	0.2134 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2789AD #AD4B27

analogous

#27AD8E #2789AD #2746AD

triadic

#2789AD #AD2789 #89AD27

tetradic

#2789AD #8E27AD #AD4B27 #46AD27

square

#2789AD #8E27AD #AD4B27 #46AD27

split-complementary

#2789AD #AD2746 #AD8E27

monochromatic

#103A49 #1C617B #2789AD #3EABD3 #70C1DF

Accessibility & contrast

On white

3.99

#2789AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#2789AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2789AD

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2789AD	#FFFFFF	#000000	##000000
##2789AD	1.00	3.99	5.27	5.27
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7687AF

Deuteranopia (green-blind)

#647AAD

Tritanopia (blue-blind)

#009395

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #2789ad;
/* rgb */ color: rgb(39, 137, 173);
/* oklch */ color: oklch(59.1% 0.102 227.6);

Tailwind

colors: {
  custom: {
    50: '#76abc5',
    500: '#2789ad',
    950: '#000000',
  },
}

SCSS

$custom: #2789ad;
$custom-light: #76abc5;
$custom-dark: #000000;

JSON

{
  "hex": "#2789ad",
  "rgb": {
    "r": 39,
    "g": 137,
    "b": 173
  },
  "hsl": {
    "h": 196.119,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.59107,
    "c": 0.10237,
    "h": 227.6
  },
  "luminance": 0.2134
}

Semantic roles & 50–950 ramp

primary

#2789AD

secondary

#C6836A

accent

#6E42E6

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2789AD

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

Preview Lab → · Contrast checker → · Palette generator →