#274DAC#274DAC

#274DAC is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.1% C 0.159 H 264.4°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#274DAC
RGB	rgb(39, 77, 172)
HSL	hsl(223, 63%, 41%)
HSV	hsv(223, 77%, 67%)
CMYK	cmyk(77.3%, 55.2%, 0%, 32.5%)
CIE-LAB	lab(35.43, 21.48, -54.72)
CIE-LCH	lch(35.43, 58.78, 291.44°)
OKLab	oklab(45.11% -0.0154 -0.1578)
OKLCH	oklch(45.11% 0.159 264.4)
XYZ	xyz(10.9343, 8.7164, 40.1279)
Luminance	0.0872 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274DAC #AC8627

analogous

#2790AC #274DAC #4427AC

triadic

#274DAC #AC274D #4DAC27

tetradic

#274DAC #AC2790 #AC8627 #27AC44

square

#274DAC #AC2790 #AC8627 #27AC44

split-complementary

#274DAC #AC4427 #90AC27

monochromatic

#102048 #1C377A #274DAC #3D68D3 #6F8FDE

Accessibility & contrast

On white

7.65

#274DAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#274DAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274DAC

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274DAC	#FFFFFF	#000000	##FFFFFF
##274DAC	1.00	7.65	2.74	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AAF

Deuteranopia (green-blind)

#004DAA

Tritanopia (blue-blind)

#006475

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #274dac;
/* rgb */ color: rgb(39, 77, 172);
/* oklch */ color: oklch(45.1% 0.159 264.4);

Tailwind

colors: {
  custom: {
    50: '#767ec5',
    500: '#274dac',
    950: '#000000',
  },
}

SCSS

$custom: #274dac;
$custom-light: #767ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#274dac",
  "rgb": {
    "r": 39,
    "g": 77,
    "b": 172
  },
  "hsl": {
    "h": 222.857,
    "s": 63.033,
    "l": 41.373
  },
  "oklch": {
    "l": 0.45109,
    "c": 0.15851,
    "h": 264.4
  },
  "luminance": 0.08718
}

Semantic roles & 50–950 ramp

primary

#274DAC

secondary

#C5AB6A

accent

#B742E6

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #274DAC

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

Preview Lab → · Contrast checker → · Palette generator →