#2788A4#2788A4

#2788A4 is a mid, moderate cyan. Relative luminance 0.207; OKLCH L 58.4% C 0.096 H 221.7°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#2788A4
RGB	rgb(39, 136, 164)
HSL	hsl(193, 62%, 40%)
HSV	hsv(193, 76%, 64%)
CMYK	cmyk(76.2%, 17.1%, 0%, 35.7%)
CIE-LAB	lab(52.64, -17.85, -22.78)
CIE-LCH	lch(52.64, 28.94, 231.92°)
OKLab	oklab(58.44% -0.0715 -0.0637)
OKLCH	oklch(58.44% 0.096 221.7)
XYZ	xyz(16.3389, 20.7180, 38.2526)
Luminance	0.2072 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2788A4 #A44327

analogous

#27A482 #2788A4 #274AA4

triadic

#2788A4 #A42788 #88A427

tetradic

#2788A4 #8227A4 #A44327 #4AA427

square

#2788A4 #8227A4 #A44327 #4AA427

split-complementary

#2788A4 #A4274A #A48227

monochromatic

#0F3641 #1B5F73 #2788A4 #38AED0 #6AC2DC

Accessibility & contrast

On white

4.08

#2788A4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#2788A4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2788A4

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2788A4	#FFFFFF	#000000	##000000
##2788A4	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7885A5

Deuteranopia (green-blind)

#6778A4

Tritanopia (blue-blind)

#009191

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #2788a4;
/* rgb */ color: rgb(39, 136, 164);
/* oklch */ color: oklch(58.4% 0.096 221.7);

Tailwind

colors: {
  custom: {
    50: '#75aabf',
    500: '#2788a4',
    950: '#000000',
  },
}

SCSS

$custom: #2788a4;
$custom-light: #75aabf;
$custom-dark: #000000;

JSON

{
  "hex": "#2788a4",
  "rgb": {
    "r": 39,
    "g": 136,
    "b": 164
  },
  "hsl": {
    "h": 193.44,
    "s": 61.576,
    "l": 39.804
  },
  "oklch": {
    "l": 0.58443,
    "c": 0.0958,
    "h": 221.7
  },
  "luminance": 0.2072
}

Semantic roles & 50–950 ramp

primary

#2788A4

secondary

#C27A65

accent

#6743E5

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #2788A4

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

Preview Lab → · Contrast checker → · Palette generator →