#2788A3#2788A3

#2788A3 is a mid, moderate cyan. Relative luminance 0.207; OKLCH L 58.4% C 0.095 H 220.9°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#2788A3
RGB	rgb(39, 136, 163)
HSL	hsl(193, 61%, 40%)
HSV	hsv(193, 76%, 64%)
CMYK	cmyk(76.1%, 16.6%, 0%, 36.1%)
CIE-LAB	lab(52.60, -18.19, -22.26)
CIE-LCH	lch(52.60, 28.75, 230.75°)
OKLab	oklab(58.4% -0.0719 -0.0623)
OKLCH	oklch(58.4% 0.095 220.9)
XYZ	xyz(16.2490, 20.6821, 37.7789)
Luminance	0.2068 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2788A3 #A34227

analogous

#27A380 #2788A3 #274AA3

triadic

#2788A3 #A32788 #88A327

tetradic

#2788A3 #8027A3 #A34227 #4AA327

square

#2788A3 #8027A3 #A34227 #4AA327

split-complementary

#2788A3 #A3274A #A38027

monochromatic

#0F3640 #1B5F72 #2788A3 #38AECF #69C2DB

Accessibility & contrast

On white

4.09

#2788A3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#2788A3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2788A3

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2788A3	#FFFFFF	#000000	##000000
##2788A3	1.00	4.09	5.14	5.14
#FFFFFF	4.09	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)

#7884A4

Deuteranopia (green-blind)

#6778A3

Tritanopia (blue-blind)

#009191

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #2788a3;
/* rgb */ color: rgb(39, 136, 163);
/* oklch */ color: oklch(58.4% 0.095 220.9);

Tailwind

colors: {
  custom: {
    50: '#74aabe',
    500: '#2788a3',
    950: '#000000',
  },
}

SCSS

$custom: #2788a3;
$custom-light: #74aabe;
$custom-dark: #000000;

JSON

{
  "hex": "#2788a3",
  "rgb": {
    "r": 39,
    "g": 136,
    "b": 163
  },
  "hsl": {
    "h": 193.065,
    "s": 61.386,
    "l": 39.608
  },
  "oklch": {
    "l": 0.58398,
    "c": 0.09513,
    "h": 220.9
  },
  "luminance": 0.20684
}

Semantic roles & 50–950 ramp

primary

#2788A3

secondary

#C17964

accent

#6643E4

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #2788A3

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

Preview Lab → · Contrast checker → · Palette generator →