#273E65#273E65

#273E65 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.5% C 0.074 H 260.4°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#273E65
RGB	rgb(39, 62, 101)
HSL	hsl(218, 44%, 27%)
HSV	hsv(218, 61%, 40%)
CMYK	cmyk(61.4%, 38.6%, 0%, 60.4%)
CIE-LAB	lab(26.20, 4.27, -25.67)
CIE-LCH	lch(26.20, 26.02, 279.45°)
OKLab	oklab(36.51% -0.0123 -0.0727)
OKLCH	oklch(36.51% 0.074 260.4)
XYZ	xyz(4.9075, 4.8158, 12.9803)
Luminance	0.0482 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273E65 #654E27

analogous

#275D65 #273E65 #2F2765

triadic

#273E65 #65273E #3E6527

tetradic

#273E65 #65275D #654E27 #27652F

square

#273E65 #65275D #654E27 #27652F

split-complementary

#273E65 #652F27 #5D6527

monochromatic

#090E16 #162339 #273E65 #385991 #4C75BA

Accessibility & contrast

On white

10.70

#273E65 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#273E65 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273E65

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273E65	#FFFFFF	#000000	##FFFFFF
##273E65	1.00	10.70	1.96	10.70
#FFFFFF	10.70	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E4167

Deuteranopia (green-blind)

#263B64

Tritanopia (blue-blind)

#00474C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #273e65;
/* rgb */ color: rgb(39, 62, 101);
/* oklch */ color: oklch(36.5% 0.074 260.4);

Tailwind

colors: {
  custom: {
    50: '#677391',
    500: '#273e65',
    950: '#000000',
  },
}

SCSS

$custom: #273e65;
$custom-light: #677391;
$custom-dark: #000000;

JSON

{
  "hex": "#273e65",
  "rgb": {
    "r": 39,
    "g": 62,
    "b": 101
  },
  "hsl": {
    "h": 217.742,
    "s": 44.286,
    "l": 27.451
  },
  "oklch": {
    "l": 0.36507,
    "c": 0.0737,
    "h": 260.4
  },
  "luminance": 0.04816
}

Semantic roles & 50–950 ramp

primary

#273E65

secondary

#987D50

accent

#A454D4

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06080C

muted

#7A7B7D

Preview Lab

Preview with #273E65

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

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