#2D77B0#2D77B0

#2D77B0 is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 55.1% C 0.115 H 245.5°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#2D77B0
RGB	rgb(45, 119, 176)
HSL	hsl(206, 59%, 43%)
HSV	hsv(206, 74%, 69%)
CMYK	cmyk(74.4%, 32.4%, 0%, 31%)
CIE-LAB	lab(48.11, -3.11, -36.77)
CIE-LCH	lch(48.11, 36.90, 265.17°)
OKLab	oklab(55.06% -0.0475 -0.1043)
OKLCH	oklch(55.06% 0.115 245.5)
XYZ	xyz(15.5125, 16.8844, 43.5073)
Luminance	0.1689 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D77B0 #B0662D

analogous

#2DB0A7 #2D77B0 #2D35B0

triadic

#2D77B0 #B02D77 #77B02D

tetradic

#2D77B0 #A72DB0 #B0662D #35B02D

square

#2D77B0 #A72DB0 #B0662D #35B02D

split-complementary

#2D77B0 #B02D35 #B0A72D

monochromatic

#14354F #21567F #2D77B0 #4A96D1 #7AB2DD

Accessibility & contrast

On white

4.80

#2D77B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#2D77B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D77B0

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D77B0	#FFFFFF	#000000	##FFFFFF
##2D77B0	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D79B2

Deuteranopia (green-blind)

#4B6DAF

Tritanopia (blue-blind)

#00858B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2d77b0;
/* rgb */ color: rgb(45, 119, 176);
/* oklch */ color: oklch(55.1% 0.115 245.5);

Tailwind

colors: {
  custom: {
    50: '#789ec8',
    500: '#2d77b0',
    950: '#000000',
  },
}

SCSS

$custom: #2d77b0;
$custom-light: #789ec8;
$custom-dark: #000000;

JSON

{
  "hex": "#2d77b0",
  "rgb": {
    "r": 45,
    "g": 119,
    "b": 176
  },
  "hsl": {
    "h": 206.107,
    "s": 59.276,
    "l": 43.333
  },
  "oklch": {
    "l": 0.5506,
    "c": 0.11456,
    "h": 245.5
  },
  "luminance": 0.16886
}

Semantic roles & 50–950 ramp

primary

#2D77B0

secondary

#C59773

accent

#8A45E2

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2D77B0

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

Preview Lab → · Contrast checker → · Palette generator →