#273E5F#273E5F

#273E5F is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.1% C 0.064 H 257.4°. Best body text is #FFFFFF at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#273E5F
RGB	rgb(39, 62, 95)
HSL	hsl(215, 42%, 26%)
HSV	hsv(215, 59%, 37%)
CMYK	cmyk(58.9%, 34.7%, 0%, 62.7%)
CIE-LAB	lab(25.87, 2.06, -22.32)
CIE-LCH	lch(25.87, 22.41, 275.27°)
OKLab	oklab(36.14% -0.014 -0.0629)
OKLCH	oklch(36.14% 0.064 257.4)
XYZ	xyz(4.6242, 4.7024, 11.4882)
Luminance	0.0470 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273E5F #5F4827

analogous

#275A5F #273E5F #2C275F

triadic

#273E5F #5F273E #3E5F27

tetradic

#273E5F #5F275A #5F4827 #275F2C

square

#273E5F #5F275A #5F4827 #275F2C

split-complementary

#273E5F #5F2C27 #5A5F27

monochromatic

#090E16 #152234 #273E5F #395A8A #4B77B5

Accessibility & contrast

On white

10.82

#273E5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#273E5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273E5F

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273E5F	#FFFFFF	#000000	##FFFFFF
##273E5F	1.00	10.82	1.94	10.82
#FFFFFF	10.82	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#314060

Deuteranopia (green-blind)

#2A3B5E

Tritanopia (blue-blind)

#04454A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #273e5f;
/* rgb */ color: rgb(39, 62, 95);
/* oklch */ color: oklch(36.1% 0.064 257.4);

Tailwind

colors: {
  custom: {
    50: '#66738c',
    500: '#273e5f',
    950: '#000000',
  },
}

SCSS

$custom: #273e5f;
$custom-light: #66738c;
$custom-dark: #000000;

JSON

{
  "hex": "#273e5f",
  "rgb": {
    "r": 39,
    "g": 62,
    "b": 95
  },
  "hsl": {
    "h": 215.357,
    "s": 41.791,
    "l": 26.275
  },
  "oklch": {
    "l": 0.36138,
    "c": 0.06445,
    "h": 257.4
  },
  "luminance": 0.04703
}

Semantic roles & 50–950 ramp

primary

#273E5F

secondary

#927750

accent

#9F56D2

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06080C

muted

#7A7B7D

Preview Lab

Preview with #273E5F

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

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