#273B95#273B95

#273B95 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.5% C 0.149 H 268.9°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#273B95
RGB	rgb(39, 59, 149)
HSL	hsl(229, 59%, 37%)
HSV	hsv(229, 74%, 58%)
CMYK	cmyk(73.8%, 60.4%, 0%, 41.6%)
CIE-LAB	lab(28.72, 24.76, -51.76)
CIE-LCH	lch(28.72, 57.38, 295.56°)
OKLab	oklab(39.5% -0.0029 -0.1494)
OKLCH	oklch(39.5% 0.149 268.9)
XYZ	xyz(7.8236, 5.7284, 29.1213)
Luminance	0.0573 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273B95 #958127

analogous

#277295 #273B95 #4A2795

triadic

#273B95 #95273B #3B9527

tetradic

#273B95 #952772 #958127 #27954A

square

#273B95 #952772 #958127 #27954A

split-complementary

#273B95 #954A27 #729527

monochromatic

#0E1534 #1A2864 #273B95 #344EC6 #6176D6

Accessibility & contrast

On white

9.79

#273B95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#273B95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273B95

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273B95	#FFFFFF	#000000	##FFFFFF
##273B95	1.00	9.79	2.15	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004998

Deuteranopia (green-blind)

#003F93

Tritanopia (blue-blind)

#005262

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #273b95;
/* rgb */ color: rgb(39, 59, 149);
/* oklch */ color: oklch(39.5% 0.149 268.9);

Tailwind

colors: {
  custom: {
    50: '#7170b5',
    500: '#273b95',
    950: '#000000',
  },
}

SCSS

$custom: #273b95;
$custom-light: #7170b5;
$custom-dark: #000000;

JSON

{
  "hex": "#273b95",
  "rgb": {
    "r": 39,
    "g": 59,
    "b": 149
  },
  "hsl": {
    "h": 229.091,
    "s": 58.511,
    "l": 36.863
  },
  "oklch": {
    "l": 0.39499,
    "c": 0.14939,
    "h": 268.9
  },
  "luminance": 0.05729
}

Semantic roles & 50–950 ramp

primary

#273B95

secondary

#BBAA5D

accent

#C546E2

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #273B95

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

Preview Lab → · Contrast checker → · Palette generator →