#2478A9#2478A9

#2478A9 is a mid, moderate cyan. Relative luminance 0.167; OKLCH L 54.7% C 0.109 H 239.5°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#2478A9
RGB	rgb(36, 120, 169)
HSL	hsl(202, 65%, 40%)
HSV	hsv(202, 79%, 66%)
CMYK	cmyk(78.7%, 29%, 0%, 33.7%)
CIE-LAB	lab(47.84, -7.39, -33.14)
CIE-LCH	lch(47.84, 33.95, 257.43°)
OKLab	oklab(54.67% -0.0553 -0.0938)
OKLCH	oklch(54.67% 0.109 239.5)
XYZ	xyz(14.6026, 16.6708, 39.9766)
Luminance	0.1667 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2478A9 #A95524

analogous

#24A997 #2478A9 #2436A9

triadic

#2478A9 #A92478 #78A924

tetradic

#2478A9 #9724A9 #A95524 #36A924

square

#2478A9 #9724A9 #A95524 #36A924

split-complementary

#2478A9 #A92436 #A99724

monochromatic

#0F3044 #195477 #2478A9 #369AD4 #68B3DF

Accessibility & contrast

On white

4.84

#2478A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#2478A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2478A9

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2478A9	#FFFFFF	#000000	##FFFFFF
##2478A9	1.00	4.84	4.33	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6178AB

Deuteranopia (green-blind)

#4F6CA8

Tritanopia (blue-blind)

#008489

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2478a9;
/* rgb */ color: rgb(36, 120, 169);
/* oklch */ color: oklch(54.7% 0.109 239.5);

Tailwind

colors: {
  custom: {
    50: '#739ec3',
    500: '#2478a9',
    950: '#000000',
  },
}

SCSS

$custom: #2478a9;
$custom-light: #739ec3;
$custom-dark: #000000;

JSON

{
  "hex": "#2478a9",
  "rgb": {
    "r": 36,
    "g": 120,
    "b": 169
  },
  "hsl": {
    "h": 202.105,
    "s": 64.878,
    "l": 40.196
  },
  "oklch": {
    "l": 0.54667,
    "c": 0.10885,
    "h": 239.5
  },
  "luminance": 0.16673
}

Semantic roles & 50–950 ramp

primary

#2478A9

secondary

#C58864

accent

#7E40E8

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2478A9

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

Preview Lab → · Contrast checker → · Palette generator →