#274C8F#274C8F

#274C8F is a dark, moderate blue. Relative luminance 0.076; OKLCH L 42.7% C 0.119 H 261.2°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#274C8F
RGB	rgb(39, 76, 143)
HSL	hsl(219, 57%, 36%)
HSV	hsv(219, 73%, 56%)
CMYK	cmyk(72.7%, 46.9%, 0%, 43.9%)
CIE-LAB	lab(33.10, 10.89, -41.00)
CIE-LCH	lch(33.10, 42.42, 284.87°)
OKLab	oklab(42.68% -0.0182 -0.1174)
OKLCH	oklch(42.68% 0.119 261.2)
XYZ	xyz(8.3773, 7.5825, 27.0033)
Luminance	0.0758 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274C8F #8F6A27

analogous

#27808F #274C8F #36278F

triadic

#274C8F #8F274C #4C8F27

tetradic

#274C8F #8F2780 #8F6A27 #278F36

square

#274C8F #8F2780 #8F6A27 #278F36

split-complementary

#274C8F #8F3627 #808F27

monochromatic

#0D192F #1A325F #274C8F #3466BF #5D87D3

Accessibility & contrast

On white

8.34

#274C8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#274C8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274C8F

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274C8F	#FFFFFF	#000000	##FFFFFF
##274C8F	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A5392

Deuteranopia (green-blind)

#14498E

Tritanopia (blue-blind)

#005C66

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #274c8f;
/* rgb */ color: rgb(39, 76, 143);
/* oklch */ color: oklch(42.7% 0.119 261.2);

Tailwind

colors: {
  custom: {
    50: '#6f7db0',
    500: '#274c8f',
    950: '#000000',
  },
}

SCSS

$custom: #274c8f;
$custom-light: #6f7db0;
$custom-dark: #000000;

JSON

{
  "hex": "#274c8f",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 143
  },
  "hsl": {
    "h": 218.654,
    "s": 57.143,
    "l": 35.686
  },
  "oklch": {
    "l": 0.42677,
    "c": 0.11885,
    "h": 261.2
  },
  "luminance": 0.07583
}

Semantic roles & 50–950 ramp

primary

#274C8F

secondary

#B8975A

accent

#AA47E0

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #274C8F

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

Preview Lab → · Contrast checker → · Palette generator →