#274FAC#274FAC

#274FAC is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.5% C 0.156 H 263.8°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#274FAC
RGB	rgb(39, 79, 172)
HSL	hsl(222, 63%, 41%)
HSV	hsv(222, 77%, 67%)
CMYK	cmyk(77.3%, 54.1%, 0%, 32.5%)
CIE-LAB	lab(35.99, 20.15, -53.82)
CIE-LCH	lch(35.99, 57.47, 290.53°)
OKLab	oklab(45.53% -0.0169 -0.1551)
OKLCH	oklch(45.53% 0.156 263.8)
XYZ	xyz(11.0764, 9.0006, 40.1753)
Luminance	0.0900 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274FAC #AC8427

analogous

#2792AC #274FAC #4227AC

triadic

#274FAC #AC274F #4FAC27

tetradic

#274FAC #AC2792 #AC8427 #27AC42

square

#274FAC #AC2792 #AC8427 #27AC42

split-complementary

#274FAC #AC4227 #92AC27

monochromatic

#102148 #1C387A #274FAC #3D6AD3 #6F91DE

Accessibility & contrast

On white

7.50

#274FAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#274FAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274FAC

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274FAC	#FFFFFF	#000000	##FFFFFF
##274FAC	1.00	7.50	2.80	7.50
#FFFFFF	7.50	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#035BAF

Deuteranopia (green-blind)

#004FAA

Tritanopia (blue-blind)

#006676

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #274fac;
/* rgb */ color: rgb(39, 79, 172);
/* oklch */ color: oklch(45.5% 0.156 263.8);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#274fac",
  "rgb": {
    "r": 39,
    "g": 79,
    "b": 172
  },
  "hsl": {
    "h": 221.955,
    "s": 63.033,
    "l": 41.373
  },
  "oklch": {
    "l": 0.45528,
    "c": 0.15601,
    "h": 263.8
  },
  "luminance": 0.09002
}

Semantic roles & 50–950 ramp

primary

#274FAC

secondary

#C5AA6A

accent

#B542E6

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #274FAC

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

Preview Lab → · Contrast checker → · Palette generator →