#274CAA#274CAA

#274CAA is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.7% C 0.157 H 264.6°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#274CAA
RGB	rgb(39, 76, 170)
HSL	hsl(223, 63%, 41%)
HSV	hsv(223, 77%, 67%)
CMYK	cmyk(77.1%, 55.3%, 0%, 33.3%)
CIE-LAB	lab(35.01, 21.38, -54.22)
CIE-LCH	lch(35.01, 58.28, 291.52°)
OKLab	oklab(44.74% -0.0148 -0.1563)
OKLCH	oklch(44.74% 0.157 264.6)
XYZ	xyz(10.6743, 8.5013, 39.1008)
Luminance	0.0850 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274CAA #AA8527

analogous

#278DAA #274CAA #4327AA

triadic

#274CAA #AA274C #4CAA27

tetradic

#274CAA #AA278D #AA8527 #27AA43

square

#274CAA #AA278D #AA8527 #27AA43

split-complementary

#274CAA #AA4327 #8DAA27

monochromatic

#101F46 #1C3678 #274CAA #3C66D2 #6E8DDE

Accessibility & contrast

On white

7.78

#274CAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#274CAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274CAA

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274CAA	#FFFFFF	#000000	##FFFFFF
##274CAA	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059AD

Deuteranopia (green-blind)

#004DA8

Tritanopia (blue-blind)

#006373

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #274caa;
/* rgb */ color: rgb(39, 76, 170);
/* oklch */ color: oklch(44.7% 0.157 264.6);

Tailwind

colors: {
  custom: {
    50: '#757dc4',
    500: '#274caa',
    950: '#000000',
  },
}

SCSS

$custom: #274caa;
$custom-light: #757dc4;
$custom-dark: #000000;

JSON

{
  "hex": "#274caa",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 170
  },
  "hsl": {
    "h": 223.053,
    "s": 62.679,
    "l": 40.98
  },
  "oklch": {
    "l": 0.44739,
    "c": 0.15702,
    "h": 264.6
  },
  "luminance": 0.08502
}

Semantic roles & 50–950 ramp

primary

#274CAA

secondary

#C4AA69

accent

#B842E6

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #274CAA

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

Preview Lab → · Contrast checker → · Palette generator →