#2787B2#2787B2

#2787B2 is a mid, moderate cyan. Relative luminance 0.210; OKLCH L 58.9% C 0.108 H 232.7°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#2787B2
RGB	rgb(39, 135, 178)
HSL	hsl(199, 64%, 43%)
HSV	hsv(199, 78%, 70%)
CMYK	cmyk(78.1%, 24.2%, 0%, 30.2%)
CIE-LAB	lab(52.92, -12.43, -30.41)
CIE-LCH	lch(52.92, 32.85, 247.76°)
OKLab	oklab(58.86% -0.0652 -0.0857)
OKLCH	oklch(58.86% 0.108 232.7)
XYZ	xyz(17.5333, 20.9715, 45.2347)
Luminance	0.2097 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2787B2 #B25227

analogous

#27B297 #2787B2 #2742B2

triadic

#2787B2 #B22787 #87B227

tetradic

#2787B2 #9727B2 #B25227 #42B227

square

#2787B2 #9727B2 #B25227 #42B227

split-complementary

#2787B2 #B22742 #B29727

monochromatic

#113B4E #1C6180 #2787B2 #41A7D5 #73BFE0

Accessibility & contrast

On white

4.04

#2787B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#2787B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2787B2

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2787B2	#FFFFFF	#000000	##000000
##2787B2	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)

#7286B4

Deuteranopia (green-blind)

#5F79B1

Tritanopia (blue-blind)

#009396

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #2787b2;
/* rgb */ color: rgb(39, 135, 178);
/* oklch */ color: oklch(58.9% 0.108 232.7);

Tailwind

colors: {
  custom: {
    50: '#77aac9',
    500: '#2787b2',
    950: '#000000',
  },
}

SCSS

$custom: #2787b2;
$custom-light: #77aac9;
$custom-dark: #000000;

JSON

{
  "hex": "#2787b2",
  "rgb": {
    "r": 39,
    "g": 135,
    "b": 178
  },
  "hsl": {
    "h": 198.561,
    "s": 64.055,
    "l": 42.549
  },
  "oklch": {
    "l": 0.5886,
    "c": 0.10769,
    "h": 232.7
  },
  "luminance": 0.20974
}

Semantic roles & 50–950 ramp

primary

#2787B2

secondary

#C8896D

accent

#7441E7

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2787B2

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

Preview Lab → · Contrast checker → · Palette generator →