#274A9A#274A9A

#274A9A is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.0% C 0.137 H 263.8°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#274A9A
RGB	rgb(39, 74, 154)
HSL	hsl(222, 60%, 38%)
HSV	hsv(222, 75%, 60%)
CMYK	cmyk(74.7%, 51.9%, 0%, 39.6%)
CIE-LAB	lab(33.27, 16.52, -47.42)
CIE-LCH	lch(33.27, 50.22, 289.20°)
OKLab	oklab(43.05% -0.0148 -0.1364)
OKLCH	oklch(43.05% 0.137 263.8)
XYZ	xyz(9.1161, 7.6610, 31.5639)
Luminance	0.0766 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274A9A #9A7727

analogous

#27839A #274A9A #3D279A

triadic

#274A9A #9A274A #4A9A27

tetradic

#274A9A #9A2783 #9A7727 #279A3D

square

#274A9A #9A2783 #9A7727 #279A3D

split-complementary

#274A9A #9A3D27 #839A27

monochromatic

#0E1B38 #1B3369 #274A9A #3361CB #6487D8

Accessibility & contrast

On white

8.29

#274A9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#274A9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274A9A

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274A9A	#FFFFFF	#000000	##FFFFFF
##274A9A	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18549D

Deuteranopia (green-blind)

#004998

Tritanopia (blue-blind)

#005D6B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #274a9a;
/* rgb */ color: rgb(39, 74, 154);
/* oklch */ color: oklch(43.0% 0.137 263.8);

Tailwind

colors: {
  custom: {
    50: '#717cb8',
    500: '#274a9a',
    950: '#000000',
  },
}

SCSS

$custom: #274a9a;
$custom-light: #717cb8;
$custom-dark: #000000;

JSON

{
  "hex": "#274a9a",
  "rgb": {
    "r": 39,
    "g": 74,
    "b": 154
  },
  "hsl": {
    "h": 221.739,
    "s": 59.585,
    "l": 37.843
  },
  "oklch": {
    "l": 0.43047,
    "c": 0.13716,
    "h": 263.8
  },
  "luminance": 0.07662
}

Semantic roles & 50–950 ramp

primary

#274A9A

secondary

#BDA15F

accent

#B345E3

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #274A9A

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

Preview Lab → · Contrast checker → · Palette generator →