#278AA2#278AA2

#278AA2 is a mid, moderate cyan. Relative luminance 0.212; OKLCH L 58.9% C 0.094 H 218.0°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#278AA2
RGB	rgb(39, 138, 162)
HSL	hsl(192, 61%, 39%)
HSV	hsv(192, 76%, 64%)
CMYK	cmyk(75.9%, 14.8%, 0%, 36.5%)
CIE-LAB	lab(53.18, -19.60, -20.79)
CIE-LCH	lch(53.18, 28.57, 226.69°)
OKLab	oklab(58.85% -0.0743 -0.0581)
OKLCH	oklch(58.85% 0.094 218)
XYZ	xyz(16.4440, 21.2150, 37.4036)
Luminance	0.2122 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278AA2 #A23F27

analogous

#27A27D #278AA2 #274DA2

triadic

#278AA2 #A2278A #8AA227

tetradic

#278AA2 #7D27A2 #A23F27 #4DA227

square

#278AA2 #7D27A2 #A23F27 #4DA227

split-complementary

#278AA2 #A2274D #A27D27

monochromatic

#0F363F #1B6071 #278AA2 #37B1CF #69C5DB

Accessibility & contrast

On white

4.01

#278AA2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#278AA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278AA2

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278AA2	#FFFFFF	#000000	##000000
##278AA2	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B86A3

Deuteranopia (green-blind)

#6A7AA2

Tritanopia (blue-blind)

#009292

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #278aa2;
/* rgb */ color: rgb(39, 138, 162);
/* oklch */ color: oklch(58.9% 0.094 218.0);

Tailwind

colors: {
  custom: {
    50: '#75acbd',
    500: '#278aa2',
    950: '#000000',
  },
}

SCSS

$custom: #278aa2;
$custom-light: #75acbd;
$custom-dark: #000000;

JSON

{
  "hex": "#278aa2",
  "rgb": {
    "r": 39,
    "g": 138,
    "b": 162
  },
  "hsl": {
    "h": 191.707,
    "s": 61.194,
    "l": 39.412
  },
  "oklch": {
    "l": 0.58854,
    "c": 0.09433,
    "h": 218
  },
  "luminance": 0.21217
}

Semantic roles & 50–950 ramp

primary

#278AA2

secondary

#C17664

accent

#6343E4

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #278AA2

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

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