#274CAC#274CAC

#274CAC is a dark, vivid blue. Relative luminance 0.086; OKLCH L 44.9% C 0.160 H 264.7°. Best body text is #FFFFFF at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#274CAC
RGB	rgb(39, 76, 172)
HSL	hsl(223, 63%, 41%)
HSV	hsv(223, 77%, 67%)
CMYK	cmyk(77.3%, 55.8%, 0%, 32.5%)
CIE-LAB	lab(35.16, 22.15, -55.16)
CIE-LCH	lch(35.16, 59.44, 291.88°)
OKLab	oklab(44.9% -0.0147 -0.1591)
OKLCH	oklch(44.9% 0.16 264.7)
XYZ	xyz(10.8649, 8.5775, 40.1047)
Luminance	0.0858 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274CAC #AC8727

analogous

#278FAC #274CAC #4527AC

triadic

#274CAC #AC274C #4CAC27

tetradic

#274CAC #AC278F #AC8727 #27AC45

square

#274CAC #AC278F #AC8727 #27AC45

split-complementary

#274CAC #AC4527 #8FAC27

monochromatic

#102048 #1C367A #274CAC #3D67D3 #6F8EDE

Accessibility & contrast

On white

7.73

#274CAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#274CAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274CAC

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274CAC	#FFFFFF	#000000	##FFFFFF
##274CAC	1.00	7.73	2.72	7.73
#FFFFFF	7.73	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059AF

Deuteranopia (green-blind)

#004DAA

Tritanopia (blue-blind)

#006474

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #274cac;
/* rgb */ color: rgb(39, 76, 172);
/* oklch */ color: oklch(44.9% 0.160 264.7);

Tailwind

colors: {
  custom: {
    50: '#767dc5',
    500: '#274cac',
    950: '#000000',
  },
}

SCSS

$custom: #274cac;
$custom-light: #767dc5;
$custom-dark: #000000;

JSON

{
  "hex": "#274cac",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 172
  },
  "hsl": {
    "h": 223.308,
    "s": 63.033,
    "l": 41.373
  },
  "oklch": {
    "l": 0.44902,
    "c": 0.15977,
    "h": 264.7
  },
  "luminance": 0.08579
}

Semantic roles & 50–950 ramp

primary

#274CAC

secondary

#C5AC6A

accent

#B842E6

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #274CAC

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

Preview Lab → · Contrast checker → · Palette generator →