#274EA0#274EA0

#274EA0 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.4% C 0.141 H 262.9°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#274EA0
RGB	rgb(39, 78, 160)
HSL	hsl(221, 61%, 39%)
HSV	hsv(221, 76%, 63%)
CMYK	cmyk(75.6%, 51.2%, 0%, 37.3%)
CIE-LAB	lab(34.84, 16.16, -48.51)
CIE-LCH	lch(34.84, 51.13, 288.43°)
OKLab	oklab(44.38% -0.0174 -0.1395)
OKLCH	oklch(44.38% 0.141 262.9)
XYZ	xyz(9.9040, 8.4171, 34.3536)
Luminance	0.0842 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274EA0 #A07927

analogous

#278BA0 #274EA0 #3D27A0

triadic

#274EA0 #A0274E #4EA027

tetradic

#274EA0 #A0278B #A07927 #27A03D

square

#274EA0 #A0278B #A07927 #27A03D

split-complementary

#274EA0 #A03D27 #8BA027

monochromatic

#0F1E3E #1B366F #274EA0 #3667CE #678CDA

Accessibility & contrast

On white

7.83

#274EA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#274EA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274EA0

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274EA0	#FFFFFF	#000000	##FFFFFF
##274EA0	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B58A3

Deuteranopia (green-blind)

#004D9E

Tritanopia (blue-blind)

#00626F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #274ea0;
/* rgb */ color: rgb(39, 78, 160);
/* oklch */ color: oklch(44.4% 0.141 262.9);

Tailwind

colors: {
  custom: {
    50: '#737fbd',
    500: '#274ea0',
    950: '#000000',
  },
}

SCSS

$custom: #274ea0;
$custom-light: #737fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#274ea0",
  "rgb": {
    "r": 39,
    "g": 78,
    "b": 160
  },
  "hsl": {
    "h": 220.661,
    "s": 60.804,
    "l": 39.02
  },
  "oklch": {
    "l": 0.44379,
    "c": 0.14057,
    "h": 262.9
  },
  "luminance": 0.08418
}

Semantic roles & 50–950 ramp

primary

#274EA0

secondary

#C0A263

accent

#B044E4

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #274EA0

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

Preview Lab → · Contrast checker → · Palette generator →