#273E6D#273E6D

#273E6D is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.0% C 0.086 H 263.2°. Best body text is #FFFFFF at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#273E6D
RGB	rgb(39, 62, 109)
HSL	hsl(220, 47%, 29%)
HSV	hsv(220, 64%, 43%)
CMYK	cmyk(64.2%, 43.1%, 0%, 57.3%)
CIE-LAB	lab(26.68, 7.29, -30.04)
CIE-LCH	lch(26.68, 30.92, 283.63°)
OKLab	oklab(37.03% -0.0103 -0.0855)
OKLCH	oklch(37.03% 0.086 263.2)
XYZ	xyz(5.3187, 4.9802, 15.1460)
Luminance	0.0498 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273E6D #6D5627

analogous

#27616D #273E6D #33276D

triadic

#273E6D #6D273E #3E6D27

tetradic

#273E6D #6D2761 #6D5627 #276D33

square

#273E6D #6D2761 #6D5627 #276D33

split-complementary

#273E6D #6D3327 #616D27

monochromatic

#080D17 #172440 #273E6D #37589A #4F74C0

Accessibility & contrast

On white

10.52

#273E6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#273E6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273E6D

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273E6D	#FFFFFF	#000000	##FFFFFF
##273E6D	1.00	10.52	2.00	10.52
#FFFFFF	10.52	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29436F

Deuteranopia (green-blind)

#1F3C6C

Tritanopia (blue-blind)

#004950

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #273e6d;
/* rgb */ color: rgb(39, 62, 109);
/* oklch */ color: oklch(37.0% 0.086 263.2);

Tailwind

colors: {
  custom: {
    50: '#687297',
    500: '#273e6d',
    950: '#000000',
  },
}

SCSS

$custom: #273e6d;
$custom-light: #687297;
$custom-dark: #000000;

JSON

{
  "hex": "#273e6d",
  "rgb": {
    "r": 39,
    "g": 62,
    "b": 109
  },
  "hsl": {
    "h": 220.286,
    "s": 47.297,
    "l": 29.02
  },
  "oklch": {
    "l": 0.3703,
    "c": 0.08608,
    "h": 263.2
  },
  "luminance": 0.04981
}

Semantic roles & 50–950 ramp

primary

#273E6D

secondary

#A08650

accent

#AB51D7

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07080D

muted

#7A7B7E

Preview Lab

Preview with #273E6D

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

Preview Lab → · Contrast checker → · Palette generator →