#274F99#274F99

#274F99 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.1% C 0.129 H 261.4°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#274F99
RGB	rgb(39, 79, 153)
HSL	hsl(219, 59%, 38%)
HSV	hsv(219, 75%, 60%)
CMYK	cmyk(74.5%, 48.4%, 0%, 40%)
CIE-LAB	lab(34.65, 12.77, -44.60)
CIE-LCH	lch(34.65, 46.39, 285.97°)
OKLab	oklab(44.08% -0.0193 -0.1279)
OKLCH	oklch(44.08% 0.129 261.4)
XYZ	xyz(9.3804, 8.3222, 31.2428)
Luminance	0.0832 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274F99 #997127

analogous

#278899 #274F99 #382799

triadic

#274F99 #99274F #4F9927

tetradic

#274F99 #992788 #997127 #279938

square

#274F99 #992788 #997127 #279938

split-complementary

#274F99 #993827 #889927

monochromatic

#0E1D37 #1B3668 #274F99 #3368CA #638CD7

Accessibility & contrast

On white

7.88

#274F99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#274F99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274F99

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274F99	#FFFFFF	#000000	##FFFFFF
##274F99	1.00	7.88	2.66	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27579C

Deuteranopia (green-blind)

#074D98

Tritanopia (blue-blind)

#00606C

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #274f99;
/* rgb */ color: rgb(39, 79, 153);
/* oklch */ color: oklch(44.1% 0.129 261.4);

Tailwind

colors: {
  custom: {
    50: '#717fb7',
    500: '#274f99',
    950: '#000000',
  },
}

SCSS

$custom: #274f99;
$custom-light: #717fb7;
$custom-dark: #000000;

JSON

{
  "hex": "#274f99",
  "rgb": {
    "r": 39,
    "g": 79,
    "b": 153
  },
  "hsl": {
    "h": 218.947,
    "s": 59.375,
    "l": 37.647
  },
  "oklch": {
    "l": 0.44079,
    "c": 0.1294,
    "h": 261.4
  },
  "luminance": 0.08323
}

Semantic roles & 50–950 ramp

primary

#274F99

secondary

#BD9C5F

accent

#AB45E3

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #274F99

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

Preview Lab → · Contrast checker → · Palette generator →