#273C98#273C98

#273C98 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.0% C 0.152 H 268.6°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#273C98
RGB	rgb(39, 60, 152)
HSL	hsl(229, 59%, 37%)
HSV	hsv(229, 74%, 60%)
CMYK	cmyk(74.3%, 60.5%, 0%, 40.4%)
CIE-LAB	lab(29.23, 25.23, -52.75)
CIE-LCH	lch(29.23, 58.47, 295.56°)
OKLab	oklab(39.96% -0.0036 -0.1523)
OKLCH	oklch(39.96% 0.152 268.6)
XYZ	xyz(8.1181, 5.9292, 30.4163)
Luminance	0.0593 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273C98 #988327

analogous

#277498 #273C98 #4B2798

triadic

#273C98 #98273C #3C9827

tetradic

#273C98 #982774 #988327 #27984B

square

#273C98 #982774 #988327 #27984B

split-complementary

#273C98 #984B27 #749827

monochromatic

#0E1637 #1B2967 #273C98 #334FC9 #6378D7

Accessibility & contrast

On white

9.61

#273C98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#273C98 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273C98

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273C98	#FFFFFF	#000000	##FFFFFF
##273C98	1.00	9.61	2.19	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A9B

Deuteranopia (green-blind)

#004096

Tritanopia (blue-blind)

#005364

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #273c98;
/* rgb */ color: rgb(39, 60, 152);
/* oklch */ color: oklch(40.0% 0.152 268.6);

Tailwind

colors: {
  custom: {
    50: '#7271b7',
    500: '#273c98',
    950: '#000000',
  },
}

SCSS

$custom: #273c98;
$custom-light: #7271b7;
$custom-dark: #000000;

JSON

{
  "hex": "#273c98",
  "rgb": {
    "r": 39,
    "g": 60,
    "b": 152
  },
  "hsl": {
    "h": 228.85,
    "s": 59.162,
    "l": 37.451
  },
  "oklch": {
    "l": 0.39961,
    "c": 0.1523,
    "h": 268.6
  },
  "luminance": 0.0593
}

Semantic roles & 50–950 ramp

primary

#273C98

secondary

#BCAB5E

accent

#C545E2

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #273C98

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

Preview Lab → · Contrast checker → · Palette generator →