#274D66#274D66

#274D66 is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.4% C 0.061 H 239.5°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#274D66
RGB	rgb(39, 77, 102)
HSL	hsl(204, 45%, 28%)
HSV	hsv(204, 62%, 40%)
CMYK	cmyk(61.8%, 24.5%, 0%, 60%)
CIE-LAB	lab(31.11, -5.22, -18.63)
CIE-LCH	lch(31.11, 19.35, 254.36°)
OKLab	oklab(40.38% -0.0308 -0.0522)
OKLCH	oklch(40.38% 0.061 239.5)
XYZ	xyz(5.8880, 6.6979, 13.5503)
Luminance	0.0670 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274D66 #664027

analogous

#276660 #274D66 #272D66

triadic

#274D66 #66274D #4D6627

tetradic

#274D66 #602766 #664027 #2D6627

square

#274D66 #602766 #664027 #2D6627

split-complementary

#274D66 #66272D #666027

monochromatic

#081116 #162C3A #274D66 #386E92 #4D8FBB

Accessibility & contrast

On white

8.98

#274D66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#274D66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274D66

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274D66	#FFFFFF	#000000	##FFFFFF
##274D66	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424D67

Deuteranopia (green-blind)

#394666

Tritanopia (blue-blind)

#005355

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #274d66;
/* rgb */ color: rgb(39, 77, 102);
/* oklch */ color: oklch(40.4% 0.061 239.5);

Tailwind

colors: {
  custom: {
    50: '#677e91',
    500: '#274d66',
    950: '#000000',
  },
}

SCSS

$custom: #274d66;
$custom-light: #677e91;
$custom-dark: #000000;

JSON

{
  "hex": "#274d66",
  "rgb": {
    "r": 39,
    "g": 77,
    "b": 102
  },
  "hsl": {
    "h": 203.81,
    "s": 44.681,
    "l": 27.647
  },
  "oklch": {
    "l": 0.40375,
    "c": 0.06055,
    "h": 239.5
  },
  "luminance": 0.06698
}

Semantic roles & 50–950 ramp

primary

#274D66

secondary

#996D50

accent

#8753D4

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#060A0D

muted

#7A7C7D

Preview Lab

Preview with #274D66

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

Preview Lab → · Contrast checker → · Palette generator →