#2278A7#2278A7

#2278A7 is a mid, moderate cyan. Relative luminance 0.166; OKLCH L 54.5% C 0.107 H 238.0°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#2278A7
RGB	rgb(34, 120, 167)
HSL	hsl(201, 66%, 39%)
HSV	hsv(201, 80%, 65%)
CMYK	cmyk(79.6%, 28.1%, 0%, 34.5%)
CIE-LAB	lab(47.70, -8.35, -32.19)
CIE-LCH	lch(47.70, 33.26, 255.46°)
OKLab	oklab(54.51% -0.0569 -0.091)
OKLCH	oklch(54.51% 0.107 238)
XYZ	xyz(14.3484, 16.5613, 38.9921)
Luminance	0.1656 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2278A7 #A75122

analogous

#22A794 #2278A7 #2236A7

triadic

#2278A7 #A72278 #78A722

tetradic

#2278A7 #9422A7 #A75122 #36A722

square

#2278A7 #9422A7 #A75122 #36A722

split-complementary

#2278A7 #A72236 #A79422

monochromatic

#0D2F41 #185374 #2278A7 #319BD5 #64B4DF

Accessibility & contrast

On white

4.87

#2278A7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#2278A7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2278A7

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2278A7	#FFFFFF	#000000	##FFFFFF
##2278A7	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6278A9

Deuteranopia (green-blind)

#506CA6

Tritanopia (blue-blind)

#008488

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2278a7;
/* rgb */ color: rgb(34, 120, 167);
/* oklch */ color: oklch(54.5% 0.107 238.0);

Tailwind

colors: {
  custom: {
    50: '#739ec1',
    500: '#2278a7',
    950: '#000000',
  },
}

SCSS

$custom: #2278a7;
$custom-light: #739ec1;
$custom-dark: #000000;

JSON

{
  "hex": "#2278a7",
  "rgb": {
    "r": 34,
    "g": 120,
    "b": 167
  },
  "hsl": {
    "h": 201.203,
    "s": 66.169,
    "l": 39.412
  },
  "oklch": {
    "l": 0.54511,
    "c": 0.10733,
    "h": 238
  },
  "luminance": 0.16563
}

Semantic roles & 50–950 ramp

primary

#2278A7

secondary

#C58460

accent

#7B3FE9

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2278A7

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

Preview Lab → · Contrast checker → · Palette generator →