#2775B0#2775B0

#2775B0 is a mid, moderate cyan. Relative luminance 0.163; OKLCH L 54.4% C 0.118 H 245.7°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#2775B0
RGB	rgb(39, 117, 176)
HSL	hsl(206, 64%, 42%)
HSV	hsv(206, 78%, 69%)
CMYK	cmyk(77.8%, 33.5%, 0%, 31%)
CIE-LAB	lab(47.35, -2.66, -37.99)
CIE-LCH	lch(47.35, 38.08, 265.99°)
OKLab	oklab(54.41% -0.0488 -0.1079)
OKLCH	oklch(54.41% 0.118 245.7)
XYZ	xyz(15.0314, 16.2867, 43.4173)
Luminance	0.1629 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2775B0 #B06227

analogous

#27B0A6 #2775B0 #2731B0

triadic

#2775B0 #B02775 #75B027

tetradic

#2775B0 #A627B0 #B06227 #31B027

square

#2775B0 #A627B0 #B06227 #31B027

split-complementary

#2775B0 #B02731 #B0A627

monochromatic

#11324C #1C547E #2775B0 #4094D5 #72B0E0

Accessibility & contrast

On white

4.93

#2775B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#2775B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2775B0

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2775B0	#FFFFFF	#000000	##FFFFFF
##2775B0	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A77B3

Deuteranopia (green-blind)

#466BAF

Tritanopia (blue-blind)

#00838A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #2775b0;
/* rgb */ color: rgb(39, 117, 176);
/* oklch */ color: oklch(54.4% 0.118 245.7);

Tailwind

colors: {
  custom: {
    50: '#769cc8',
    500: '#2775b0',
    950: '#000000',
  },
}

SCSS

$custom: #2775b0;
$custom-light: #769cc8;
$custom-dark: #000000;

JSON

{
  "hex": "#2775b0",
  "rgb": {
    "r": 39,
    "g": 117,
    "b": 176
  },
  "hsl": {
    "h": 205.839,
    "s": 63.721,
    "l": 42.157
  },
  "oklch": {
    "l": 0.5441,
    "c": 0.11843,
    "h": 245.7
  },
  "luminance": 0.16289
}

Semantic roles & 50–950 ramp

primary

#2775B0

secondary

#C7936C

accent

#8841E7

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2775B0

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

Preview Lab → · Contrast checker → · Palette generator →