#273A76#273A76

#273A76 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.7% C 0.105 H 267.8°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#273A76
RGB	rgb(39, 58, 118)
HSL	hsl(226, 50%, 31%)
HSV	hsv(226, 67%, 46%)
CMYK	cmyk(66.9%, 50.8%, 0%, 53.7%)
CIE-LAB	lab(26.05, 13.51, -36.77)
CIE-LCH	lch(26.05, 39.17, 290.17°)
OKLab	oklab(36.74% -0.0041 -0.1053)
OKLCH	oklch(36.74% 0.105 267.8)
XYZ	xyz(5.6187, 4.7649, 17.7597)
Luminance	0.0476 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273A76 #766327

analogous

#276176 #273A76 #3C2776

triadic

#273A76 #76273A #3A7627

tetradic

#273A76 #762761 #766327 #27763C

square

#273A76 #762761 #766327 #27763C

split-complementary

#273A76 #763C27 #617627

monochromatic

#090D1A #182348 #273A76 #3651A4 #526EC6

Accessibility & contrast

On white

10.75

#273A76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#273A76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273A76

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273A76	#FFFFFF	#000000	##FFFFFF
##273A76	1.00	10.75	1.95	10.75
#FFFFFF	10.75	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4178

Deuteranopia (green-blind)

#083A75

Tritanopia (blue-blind)

#004852

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #273a76;
/* rgb */ color: rgb(39, 58, 118);
/* oklch */ color: oklch(36.7% 0.105 267.8);

Tailwind

colors: {
  custom: {
    50: '#6a6f9e',
    500: '#273a76',
    950: '#000000',
  },
}

SCSS

$custom: #273a76;
$custom-light: #6a6f9e;
$custom-dark: #000000;

JSON

{
  "hex": "#273a76",
  "rgb": {
    "r": 39,
    "g": 58,
    "b": 118
  },
  "hsl": {
    "h": 225.57,
    "s": 50.318,
    "l": 30.784
  },
  "oklch": {
    "l": 0.36742,
    "c": 0.10536,
    "h": 267.8
  },
  "luminance": 0.04765
}

Semantic roles & 50–950 ramp

primary

#273A76

secondary

#A89351

accent

#B84EDA

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #273A76

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

Preview Lab → · Contrast checker → · Palette generator →