#273E7C#273E7C

#273E7C is a dark, moderate blue. Relative luminance 0.053; OKLCH L 38.1% C 0.109 H 266.1°. Best body text is #FFFFFF at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#273E7C
RGB	rgb(39, 62, 124)
HSL	hsl(224, 52%, 32%)
HSV	hsv(224, 69%, 49%)
CMYK	cmyk(68.5%, 50%, 0%, 51.4%)
CIE-LAB	lab(27.66, 13.05, -37.97)
CIE-LCH	lch(27.66, 40.15, 288.97°)
OKLab	oklab(38.1% -0.0075 -0.1088)
OKLCH	oklch(38.1% 0.109 266.1)
XYZ	xyz(6.1962, 5.3312, 19.7674)
Luminance	0.0533 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273E7C #7C6527

analogous

#27697C #273E7C #3B277C

triadic

#273E7C #7C273E #3E7C27

tetradic

#273E7C #7C2769 #7C6527 #277C3B

square

#273E7C #7C2769 #7C6527 #277C3B

split-complementary

#273E7C #7C3B27 #697C27

monochromatic

#0A0F1F #18274D #273E7C #3655AB #5474C9

Accessibility & contrast

On white

10.16

#273E7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#273E7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273E7C

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273E7C	#FFFFFF	#000000	##FFFFFF
##273E7C	1.00	10.16	2.07	10.16
#FFFFFF	10.16	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D457E

Deuteranopia (green-blind)

#0A3E7B

Tritanopia (blue-blind)

#004C57

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #273e7c;
/* rgb */ color: rgb(39, 62, 124);
/* oklch */ color: oklch(38.1% 0.109 266.1);

Tailwind

colors: {
  custom: {
    50: '#6b72a2',
    500: '#273e7c',
    950: '#000000',
  },
}

SCSS

$custom: #273e7c;
$custom-light: #6b72a2;
$custom-dark: #000000;

JSON

{
  "hex": "#273e7c",
  "rgb": {
    "r": 39,
    "g": 62,
    "b": 124
  },
  "hsl": {
    "h": 223.765,
    "s": 52.147,
    "l": 31.961
  },
  "oklch": {
    "l": 0.38098,
    "c": 0.10903,
    "h": 266.1
  },
  "luminance": 0.05332
}

Semantic roles & 50–950 ramp

primary

#273E7C

secondary

#AE9551

accent

#B54CDC

background

#F6F6FA

surface

#ECECF3

border

#C7C7CD

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #273E7C

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

Preview Lab → · Contrast checker → · Palette generator →