#2278A9#2278A9

#2278A9 is a mid, moderate cyan. Relative luminance 0.166; OKLCH L 54.6% C 0.110 H 239.1°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#2278A9
RGB	rgb(34, 120, 169)
HSL	hsl(202, 67%, 40%)
HSV	hsv(202, 80%, 66%)
CMYK	cmyk(79.9%, 29%, 0%, 33.7%)
CIE-LAB	lab(47.80, -7.61, -33.21)
CIE-LCH	lch(47.80, 34.07, 257.09°)
OKLab	oklab(54.62% -0.0562 -0.094)
OKLCH	oklch(54.62% 0.11 239.1)
XYZ	xyz(14.5348, 16.6358, 39.9734)
Luminance	0.1664 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2278A9 #A95322

analogous

#22A997 #2278A9 #2234A9

triadic

#2278A9 #A92278 #78A922

tetradic

#2278A9 #9722A9 #A95322 #34A922

square

#2278A9 #9722A9 #A95322 #34A922

split-complementary

#2278A9 #A92234 #A99722

monochromatic

#0D3043 #185476 #2278A9 #329AD6 #65B4E0

Accessibility & contrast

On white

4.85

#2278A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#2278A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2278A9

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2278A9	#FFFFFF	#000000	##FFFFFF
##2278A9	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6178AB

Deuteranopia (green-blind)

#4E6CA8

Tritanopia (blue-blind)

#008489

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2278a9;
/* rgb */ color: rgb(34, 120, 169);
/* oklch */ color: oklch(54.6% 0.110 239.1);

Tailwind

colors: {
  custom: {
    50: '#739ec3',
    500: '#2278a9',
    950: '#000000',
  },
}

SCSS

$custom: #2278a9;
$custom-light: #739ec3;
$custom-dark: #000000;

JSON

{
  "hex": "#2278a9",
  "rgb": {
    "r": 34,
    "g": 120,
    "b": 169
  },
  "hsl": {
    "h": 201.778,
    "s": 66.502,
    "l": 39.804
  },
  "oklch": {
    "l": 0.54618,
    "c": 0.10951,
    "h": 239.1
  },
  "luminance": 0.16638
}

Semantic roles & 50–950 ramp

primary

#2278A9

secondary

#C58661

accent

#7C3EE9

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2278A9

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

Preview Lab → · Contrast checker → · Palette generator →