#278EAC#278EAC

#278EAC is a mid, moderate cyan. Relative luminance 0.228; OKLCH L 60.3% C 0.100 H 222.1°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#278EAC
RGB	rgb(39, 142, 172)
HSL	hsl(194, 63%, 41%)
HSV	hsv(194, 77%, 67%)
CMYK	cmyk(77.3%, 17.4%, 0%, 32.5%)
CIE-LAB	lab(54.82, -18.37, -24.03)
CIE-LCH	lch(54.82, 30.24, 232.60°)
OKLab	oklab(60.3% -0.0743 -0.0673)
OKLCH	oklch(60.3% 0.1 222.1)
XYZ	xyz(17.9530, 22.7537, 42.4674)
Luminance	0.2276 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278EAC #AC4527

analogous

#27AC88 #278EAC #274CAC

triadic

#278EAC #AC278E #8EAC27

tetradic

#278EAC #8827AC #AC4527 #4CAC27

square

#278EAC #8827AC #AC4527 #4CAC27

split-complementary

#278EAC #AC274C #AC8827

monochromatic

#103C48 #1C657A #278EAC #3DB1D3 #6FC5DE

Accessibility & contrast

On white

3.78

#278EAC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#278EAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278EAC

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278EAC	#FFFFFF	#000000	##000000
##278EAC	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8AAE

Deuteranopia (green-blind)

#6B7EAC

Tritanopia (blue-blind)

#009798

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #278eac;
/* rgb */ color: rgb(39, 142, 172);
/* oklch */ color: oklch(60.3% 0.100 222.1);

Tailwind

colors: {
  custom: {
    50: '#76afc4',
    500: '#278eac',
    950: '#000000',
  },
}

SCSS

$custom: #278eac;
$custom-light: #76afc4;
$custom-dark: #000000;

JSON

{
  "hex": "#278eac",
  "rgb": {
    "r": 39,
    "g": 142,
    "b": 172
  },
  "hsl": {
    "h": 193.534,
    "s": 63.033,
    "l": 41.373
  },
  "oklch": {
    "l": 0.60297,
    "c": 0.10026,
    "h": 222.1
  },
  "luminance": 0.22756
}

Semantic roles & 50–950 ramp

primary

#278EAC

secondary

#C57E6A

accent

#6742E6

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #278EAC

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

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