#278AA7#278AA7

#278AA7 is a mid, moderate cyan. Relative luminance 0.214; OKLCH L 59.1% C 0.098 H 222.1°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#278AA7
RGB	rgb(39, 138, 167)
HSL	hsl(194, 62%, 40%)
HSV	hsv(194, 77%, 65%)
CMYK	cmyk(76.6%, 17.4%, 0%, 34.5%)
CIE-LAB	lab(53.38, -17.91, -23.37)
CIE-LCH	lch(53.38, 29.44, 232.53°)
OKLab	oklab(59.08% -0.0723 -0.0654)
OKLCH	oklch(59.08% 0.098 222.1)
XYZ	xyz(16.8973, 21.3963, 39.7911)
Luminance	0.2140 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278AA7 #A74427

analogous

#27A784 #278AA7 #274AA7

triadic

#278AA7 #A7278A #8AA727

tetradic

#278AA7 #8427A7 #A74427 #4AA727

square

#278AA7 #8427A7 #A74427 #4AA727

split-complementary

#278AA7 #A7274A #A78427

monochromatic

#103844 #1B6175 #278AA7 #3AAFD1 #6CC3DD

Accessibility & contrast

On white

3.98

#278AA7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#278AA7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278AA7

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278AA7	#FFFFFF	#000000	##000000
##278AA7	1.00	3.98	5.28	5.28
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7987A9

Deuteranopia (green-blind)

#687AA7

Tritanopia (blue-blind)

#009393

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #278aa7;
/* rgb */ color: rgb(39, 138, 167);
/* oklch */ color: oklch(59.1% 0.098 222.1);

Tailwind

colors: {
  custom: {
    50: '#75acc1',
    500: '#278aa7',
    950: '#000000',
  },
}

SCSS

$custom: #278aa7;
$custom-light: #75acc1;
$custom-dark: #000000;

JSON

{
  "hex": "#278aa7",
  "rgb": {
    "r": 39,
    "g": 138,
    "b": 167
  },
  "hsl": {
    "h": 193.594,
    "s": 62.136,
    "l": 40.392
  },
  "oklch": {
    "l": 0.59077,
    "c": 0.09753,
    "h": 222.1
  },
  "luminance": 0.21398
}

Semantic roles & 50–950 ramp

primary

#278AA7

secondary

#C37C67

accent

#6743E5

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #278AA7

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

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