#274F78#274F78

#274F78 is a dark, moderate cyan. Relative luminance 0.074; OKLCH L 41.9% C 0.082 H 250.9°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#274F78
RGB	rgb(39, 79, 120)
HSL	hsl(210, 51%, 31%)
HSV	hsv(210, 68%, 47%)
CMYK	cmyk(67.5%, 34.2%, 0%, 52.9%)
CIE-LAB	lab(32.65, 0.08, -27.52)
CIE-LCH	lch(32.65, 27.52, 270.17°)
OKLab	oklab(41.89% -0.0269 -0.0779)
OKLCH	oklch(41.89% 0.082 250.9)
XYZ	xyz(7.0216, 7.3787, 18.8198)
Luminance	0.0738 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274F78 #785027

analogous

#277778 #274F78 #272778

triadic

#274F78 #78274F #4F7827

tetradic

#274F78 #782777 #785027 #277827

square

#274F78 #782777 #785027 #277827

split-complementary

#274F78 #782727 #777827

monochromatic

#09121C #18314A #274F78 #366DA6 #528CC7

Accessibility & contrast

On white

8.48

#274F78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#274F78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274F78

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274F78	#FFFFFF	#000000	##FFFFFF
##274F78	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D517A

Deuteranopia (green-blind)

#324977

Tritanopia (blue-blind)

#00595E

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #274f78;
/* rgb */ color: rgb(39, 79, 120);
/* oklch */ color: oklch(41.9% 0.082 250.9);

Tailwind

colors: {
  custom: {
    50: '#6a809f',
    500: '#274f78',
    950: '#000000',
  },
}

SCSS

$custom: #274f78;
$custom-light: #6a809f;
$custom-dark: #000000;

JSON

{
  "hex": "#274f78",
  "rgb": {
    "r": 39,
    "g": 79,
    "b": 120
  },
  "hsl": {
    "h": 210.37,
    "s": 50.943,
    "l": 31.176
  },
  "oklch": {
    "l": 0.41889,
    "c": 0.08241,
    "h": 250.9
  },
  "luminance": 0.07379
}

Semantic roles & 50–950 ramp

primary

#274F78

secondary

#AA7E51

accent

#954DDA

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#070A0E

muted

#7A7C7E

Preview Lab

Preview with #274F78

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

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