#273C95#273C95

#273C95 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.7% C 0.148 H 268.6°. Best body text is #FFFFFF at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#273C95
RGB	rgb(39, 60, 149)
HSL	hsl(229, 59%, 37%)
HSV	hsv(229, 74%, 58%)
CMYK	cmyk(73.8%, 59.7%, 0%, 41.6%)
CIE-LAB	lab(28.99, 24.08, -51.32)
CIE-LCH	lch(28.99, 56.69, 295.13°)
OKLab	oklab(39.7% -0.0037 -0.1481)
OKLCH	oklch(39.7% 0.148 268.6)
XYZ	xyz(7.8755, 5.8322, 29.1386)
Luminance	0.0583 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273C95 #958027

analogous

#277395 #273C95 #492795

triadic

#273C95 #95273C #3C9527

tetradic

#273C95 #952773 #958027 #279549

square

#273C95 #952773 #958027 #279549

split-complementary

#273C95 #954927 #739527

monochromatic

#0E1534 #1A2864 #273C95 #3450C6 #6177D6

Accessibility & contrast

On white

9.69

#273C95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#273C95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273C95

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273C95	#FFFFFF	#000000	##FFFFFF
##273C95	1.00	9.69	2.17	9.69
#FFFFFF	9.69	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A98

Deuteranopia (green-blind)

#003F93

Tritanopia (blue-blind)

#005262

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #273c95;
/* rgb */ color: rgb(39, 60, 149);
/* oklch */ color: oklch(39.7% 0.148 268.6);

Tailwind

colors: {
  custom: {
    50: '#7171b5',
    500: '#273c95',
    950: '#000000',
  },
}

SCSS

$custom: #273c95;
$custom-light: #7171b5;
$custom-dark: #000000;

JSON

{
  "hex": "#273c95",
  "rgb": {
    "r": 39,
    "g": 60,
    "b": 149
  },
  "hsl": {
    "h": 228.545,
    "s": 58.511,
    "l": 36.863
  },
  "oklch": {
    "l": 0.39699,
    "c": 0.14811,
    "h": 268.6
  },
  "luminance": 0.05833
}

Semantic roles & 50–950 ramp

primary

#273C95

secondary

#BBA95D

accent

#C446E2

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #273C95

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

Preview Lab → · Contrast checker → · Palette generator →