#274EAB#274EAB

#274EAB is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.2% C 0.156 H 264.0°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#274EAB
RGB	rgb(39, 78, 171)
HSL	hsl(222, 63%, 41%)
HSV	hsv(222, 77%, 67%)
CMYK	cmyk(77.2%, 54.4%, 0%, 32.9%)
CIE-LAB	lab(35.63, 20.43, -53.79)
CIE-LCH	lch(35.63, 57.54, 290.80°)
OKLab	oklab(45.24% -0.0163 -0.155)
OKLCH	oklch(45.24% 0.156 264)
XYZ	xyz(10.9092, 8.8192, 39.6475)
Luminance	0.0882 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274EAB #AB8427

analogous

#2790AB #274EAB #4227AB

triadic

#274EAB #AB274E #4EAB27

tetradic

#274EAB #AB2790 #AB8427 #27AB42

square

#274EAB #AB2790 #AB8427 #27AB42

split-complementary

#274EAB #AB4227 #90AB27

monochromatic

#102147 #1C3779 #274EAB #3D69D3 #6E8FDE

Accessibility & contrast

On white

7.60

#274EAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#274EAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274EAB

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274EAB	#FFFFFF	#000000	##FFFFFF
##274EAB	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AAE

Deuteranopia (green-blind)

#004EA9

Tritanopia (blue-blind)

#006575

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #274eab;
/* rgb */ color: rgb(39, 78, 171);
/* oklch */ color: oklch(45.2% 0.156 264.0);

Tailwind

colors: {
  custom: {
    50: '#757fc5',
    500: '#274eab',
    950: '#000000',
  },
}

SCSS

$custom: #274eab;
$custom-light: #757fc5;
$custom-dark: #000000;

JSON

{
  "hex": "#274eab",
  "rgb": {
    "r": 39,
    "g": 78,
    "b": 171
  },
  "hsl": {
    "h": 222.273,
    "s": 62.857,
    "l": 41.176
  },
  "oklch": {
    "l": 0.45238,
    "c": 0.15589,
    "h": 264
  },
  "luminance": 0.0882
}

Semantic roles & 50–950 ramp

primary

#274EAB

secondary

#C5AA69

accent

#B542E6

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #274EAB

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

Preview Lab → · Contrast checker → · Palette generator →