#274C90#274C90

#274C90 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 42.7% C 0.120 H 261.4°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#274C90
RGB	rgb(39, 76, 144)
HSL	hsl(219, 57%, 36%)
HSV	hsv(219, 73%, 56%)
CMYK	cmyk(72.9%, 47.2%, 0%, 43.5%)
CIE-LAB	lab(33.16, 11.28, -41.51)
CIE-LCH	lch(33.16, 43.01, 285.20°)
OKLab	oklab(42.75% -0.0181 -0.1189)
OKLCH	oklch(42.75% 0.12 261.4)
XYZ	xyz(8.4534, 7.6129, 27.4041)
Luminance	0.0761 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274C90 #906B27

analogous

#278090 #274C90 #362790

triadic

#274C90 #90274C #4C9027

tetradic

#274C90 #902780 #906B27 #279036

square

#274C90 #902780 #906B27 #279036

split-complementary

#274C90 #903627 #809027

monochromatic

#0D1930 #1A3360 #274C90 #3465C0 #5E87D3

Accessibility & contrast

On white

8.32

#274C90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#274C90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274C90

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274C90	#FFFFFF	#000000	##FFFFFF
##274C90	1.00	8.32	2.52	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#295393

Deuteranopia (green-blind)

#12498F

Tritanopia (blue-blind)

#005C67

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #274c90;
/* rgb */ color: rgb(39, 76, 144);
/* oklch */ color: oklch(42.7% 0.120 261.4);

Tailwind

colors: {
  custom: {
    50: '#6f7db1',
    500: '#274c90',
    950: '#000000',
  },
}

SCSS

$custom: #274c90;
$custom-light: #6f7db1;
$custom-dark: #000000;

JSON

{
  "hex": "#274c90",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 144
  },
  "hsl": {
    "h": 218.857,
    "s": 57.377,
    "l": 35.882
  },
  "oklch": {
    "l": 0.42749,
    "c": 0.12029,
    "h": 261.4
  },
  "luminance": 0.07614
}

Semantic roles & 50–950 ramp

primary

#274C90

secondary

#B9975A

accent

#AB47E1

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080911

muted

#7B7B80

Preview Lab

Preview with #274C90

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

Preview Lab → · Contrast checker → · Palette generator →