#274C9D#274C9D

#274C9D is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.7% C 0.139 H 263.3°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#274C9D
RGB	rgb(39, 76, 157)
HSL	hsl(221, 60%, 38%)
HSV	hsv(221, 75%, 62%)
CMYK	cmyk(75.2%, 51.6%, 0%, 38.4%)
CIE-LAB	lab(34.05, 16.34, -47.97)
CIE-LCH	lch(34.05, 50.67, 288.81°)
OKLab	oklab(43.71% -0.0161 -0.1379)
OKLCH	oklch(43.71% 0.139 263.3)
XYZ	xyz(9.5048, 8.0335, 32.9414)
Luminance	0.0804 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274C9D #9D7827

analogous

#27879D #274C9D #3D279D

triadic

#274C9D #9D274C #4C9D27

tetradic

#274C9D #9D2787 #9D7827 #279D3D

square

#274C9D #9D2787 #9D7827 #279D3D

split-complementary

#274C9D #9D3D27 #879D27

monochromatic

#0F1D3B #1B346C #274C9D #3564CD #668AD9

Accessibility & contrast

On white

8.06

#274C9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#274C9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274C9D

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274C9D	#FFFFFF	#000000	##FFFFFF
##274C9D	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A56A0

Deuteranopia (green-blind)

#004B9B

Tritanopia (blue-blind)

#005F6D

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #274c9d;
/* rgb */ color: rgb(39, 76, 157);
/* oklch */ color: oklch(43.7% 0.139 263.3);

Tailwind

colors: {
  custom: {
    50: '#727dba',
    500: '#274c9d',
    950: '#000000',
  },
}

SCSS

$custom: #274c9d;
$custom-light: #727dba;
$custom-dark: #000000;

JSON

{
  "hex": "#274c9d",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 157
  },
  "hsl": {
    "h": 221.186,
    "s": 60.204,
    "l": 38.431
  },
  "oklch": {
    "l": 0.43714,
    "c": 0.13887,
    "h": 263.3
  },
  "luminance": 0.08035
}

Semantic roles & 50–950 ramp

primary

#274C9D

secondary

#BFA161

accent

#B244E3

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #274C9D

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

Preview Lab → · Contrast checker → · Palette generator →