#2788AD#2788AD

#2788AD is a mid, moderate cyan. Relative luminance 0.211; OKLCH L 58.9% C 0.103 H 228.5°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#2788AD
RGB	rgb(39, 136, 173)
HSL	hsl(197, 63%, 42%)
HSV	hsv(197, 77%, 68%)
CMYK	cmyk(77.5%, 21.4%, 0%, 32.2%)
CIE-LAB	lab(53.01, -14.75, -27.39)
CIE-LCH	lch(53.01, 31.11, 241.71°)
OKLab	oklab(58.86% -0.068 -0.077)
OKLCH	oklch(58.86% 0.103 228.5)
XYZ	xyz(17.1806, 21.0547, 42.6855)
Luminance	0.2106 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2788AD #AD4C27

analogous

#27AD8F #2788AD #2745AD

triadic

#2788AD #AD2788 #88AD27

tetradic

#2788AD #8F27AD #AD4C27 #45AD27

square

#2788AD #8F27AD #AD4C27 #45AD27

split-complementary

#2788AD #AD2745 #AD8F27

monochromatic

#103949 #1C617B #2788AD #3EAAD3 #70C0DF

Accessibility & contrast

On white

4.03

#2788AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#2788AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2788AD

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2788AD	#FFFFFF	#000000	##000000
##2788AD	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7586AF

Deuteranopia (green-blind)

#6379AD

Tritanopia (blue-blind)

#009294

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #2788ad;
/* rgb */ color: rgb(39, 136, 173);
/* oklch */ color: oklch(58.9% 0.103 228.5);

Tailwind

colors: {
  custom: {
    50: '#76aac5',
    500: '#2788ad',
    950: '#000000',
  },
}

SCSS

$custom: #2788ad;
$custom-light: #76aac5;
$custom-dark: #000000;

JSON

{
  "hex": "#2788ad",
  "rgb": {
    "r": 39,
    "g": 136,
    "b": 173
  },
  "hsl": {
    "h": 196.567,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.58861,
    "c": 0.10274,
    "h": 228.5
  },
  "luminance": 0.21057
}

Semantic roles & 50–950 ramp

primary

#2788AD

secondary

#C6836A

accent

#6F42E6

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2788AD

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

Preview Lab → · Contrast checker → · Palette generator →