#2D78AD#2D78AD

#2D78AD is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 55.1% C 0.110 H 243.4°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#2D78AD
RGB	rgb(45, 120, 173)
HSL	hsl(205, 59%, 43%)
HSV	hsv(205, 74%, 68%)
CMYK	cmyk(74%, 30.6%, 0%, 32.2%)
CIE-LAB	lab(48.27, -4.80, -34.78)
CIE-LCH	lch(48.27, 35.11, 262.15°)
OKLab	oklab(55.13% -0.0494 -0.0985)
OKLCH	oklch(55.13% 0.11 243.4)
XYZ	xyz(15.3386, 17.0062, 42.0012)
Luminance	0.1701 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D78AD #AD622D

analogous

#2DADA2 #2D78AD #2D38AD

triadic

#2D78AD #AD2D78 #78AD2D

tetradic

#2D78AD #A22DAD #AD622D #38AD2D

square

#2D78AD #A22DAD #AD622D #38AD2D

split-complementary

#2D78AD #AD2D38 #ADA22D

monochromatic

#14354C #20567C #2D78AD #4897CF #78B3DC

Accessibility & contrast

On white

4.77

#2D78AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#2D78AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D78AD

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D78AD	#FFFFFF	#000000	##FFFFFF
##2D78AD	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6079AF

Deuteranopia (green-blind)

#4E6DAC

Tritanopia (blue-blind)

#00858B

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #2d78ad;
/* rgb */ color: rgb(45, 120, 173);
/* oklch */ color: oklch(55.1% 0.110 243.4);

Tailwind

colors: {
  custom: {
    50: '#779ec5',
    500: '#2d78ad',
    950: '#000000',
  },
}

SCSS

$custom: #2d78ad;
$custom-light: #779ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#2d78ad",
  "rgb": {
    "r": 45,
    "g": 120,
    "b": 173
  },
  "hsl": {
    "h": 204.844,
    "s": 58.716,
    "l": 42.745
  },
  "oklch": {
    "l": 0.55133,
    "c": 0.11014,
    "h": 243.4
  },
  "luminance": 0.17008
}

Semantic roles & 50–950 ramp

primary

#2D78AD

secondary

#C49472

accent

#8646E2

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2D78AD

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

Preview Lab → · Contrast checker → · Palette generator →