#2478AE#2478AE

#2478AE is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 54.9% C 0.114 H 242.0°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#2478AE
RGB	rgb(36, 120, 174)
HSL	hsl(203, 66%, 41%)
HSV	hsv(203, 79%, 68%)
CMYK	cmyk(79.3%, 31%, 0%, 31.8%)
CIE-LAB	lab(48.09, -5.55, -35.67)
CIE-LCH	lch(48.09, 36.09, 261.16°)
OKLab	oklab(54.94% -0.0537 -0.1011)
OKLCH	oklch(54.94% 0.114 242)
XYZ	xyz(15.0810, 16.8622, 42.4961)
Luminance	0.1686 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2478AE #AE5A24

analogous

#24AE9F #2478AE #2433AE

triadic

#2478AE #AE2478 #78AE24

tetradic

#2478AE #9F24AE #AE5A24 #33AE24

square

#2478AE #9F24AE #AE5A24 #33AE24

split-complementary

#2478AE #AE2433 #AE9F24

monochromatic

#0F3249 #1A557B #2478AE #3999D6 #6CB3E1

Accessibility & contrast

On white

4.80

#2478AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#2478AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2478AE

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2478AE	#FFFFFF	#000000	##FFFFFF
##2478AE	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F79B0

Deuteranopia (green-blind)

#4C6CAD

Tritanopia (blue-blind)

#00858B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2478ae;
/* rgb */ color: rgb(36, 120, 174);
/* oklch */ color: oklch(54.9% 0.114 242.0);

Tailwind

colors: {
  custom: {
    50: '#749ec6',
    500: '#2478ae',
    950: '#000000',
  },
}

SCSS

$custom: #2478ae;
$custom-light: #749ec6;
$custom-dark: #000000;

JSON

{
  "hex": "#2478ae",
  "rgb": {
    "r": 36,
    "g": 120,
    "b": 174
  },
  "hsl": {
    "h": 203.478,
    "s": 65.714,
    "l": 41.176
  },
  "oklch": {
    "l": 0.54939,
    "c": 0.11448,
    "h": 242
  },
  "luminance": 0.16864
}

Semantic roles & 50–950 ramp

primary

#2478AE

secondary

#C78C67

accent

#813FE9

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2478AE

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

Preview Lab → · Contrast checker → · Palette generator →