#274D6B#274D6B

#274D6B is a dark, moderate cyan. Relative luminance 0.068; OKLCH L 40.6% C 0.067 H 244.3°. Best body text is #FFFFFF at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#274D6B
RGB	rgb(39, 77, 107)
HSL	hsl(206, 47%, 29%)
HSV	hsv(206, 64%, 42%)
CMYK	cmyk(63.6%, 28%, 0%, 58%)
CIE-LAB	lab(31.35, -3.42, -21.42)
CIE-LCH	lch(31.35, 21.69, 260.92°)
OKLab	oklab(40.64% -0.0289 -0.0602)
OKLCH	oklch(40.64% 0.067 244.3)
XYZ	xyz(6.1434, 6.8001, 14.8959)
Luminance	0.0680 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274D6B #6B4527

analogous

#276B67 #274D6B #272B6B

triadic

#274D6B #6B274D #4D6B27

tetradic

#274D6B #67276B #6B4527 #2B6B27

square

#274D6B #67276B #6B4527 #2B6B27

split-complementary

#274D6B #6B272B #6B6727

monochromatic

#081016 #172D3E #274D6B #376D98 #4E8DBE

Accessibility & contrast

On white

8.90

#274D6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#274D6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274D6B

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274D6B	#FFFFFF	#000000	##FFFFFF
##274D6B	1.00	8.90	2.36	8.90
#FFFFFF	8.90	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404E6C

Deuteranopia (green-blind)

#37476A

Tritanopia (blue-blind)

#005457

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #274d6b;
/* rgb */ color: rgb(39, 77, 107);
/* oklch */ color: oklch(40.6% 0.067 244.3);

Tailwind

colors: {
  custom: {
    50: '#687e95',
    500: '#274d6b',
    950: '#000000',
  },
}

SCSS

$custom: #274d6b;
$custom-light: #687e95;
$custom-dark: #000000;

JSON

{
  "hex": "#274d6b",
  "rgb": {
    "r": 39,
    "g": 77,
    "b": 107
  },
  "hsl": {
    "h": 206.471,
    "s": 46.575,
    "l": 28.627
  },
  "oklch": {
    "l": 0.40642,
    "c": 0.06678,
    "h": 244.3
  },
  "luminance": 0.06801
}

Semantic roles & 50–950 ramp

primary

#274D6B

secondary

#9E7250

accent

#8C52D6

background

#F6F7F9

surface

#EBEEF1

border

#C6C9CB

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #274D6B

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

Preview Lab → · Contrast checker → · Palette generator →