#274E89#274E89

#274E89 is a dark, moderate blue. Relative luminance 0.077; OKLCH L 42.7% C 0.108 H 258.5°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#274E89
RGB	rgb(39, 78, 137)
HSL	hsl(216, 56%, 35%)
HSV	hsv(216, 72%, 54%)
CMYK	cmyk(71.5%, 43.1%, 0%, 46.3%)
CIE-LAB	lab(33.32, 7.22, -36.98)
CIE-LCH	lch(33.32, 37.68, 281.05°)
OKLab	oklab(42.73% -0.0214 -0.1056)
OKLCH	oklch(42.73% 0.108 258.5)
XYZ	xyz(8.0748, 7.6854, 24.7199)
Luminance	0.0769 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274E89 #896227

analogous

#277F89 #274E89 #312789

triadic

#274E89 #89274E #4E8927

tetradic

#274E89 #89277F #896227 #278931

square

#274E89 #89277F #896227 #278931

split-complementary

#274E89 #893127 #7F8927

monochromatic

#0C182A #193359 #274E89 #3569B9 #5A89D0

Accessibility & contrast

On white

8.28

#274E89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#274E89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274E89

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274E89	#FFFFFF	#000000	##FFFFFF
##274E89	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#32538B

Deuteranopia (green-blind)

#224A88

Tritanopia (blue-blind)

#005C65

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #274e89;
/* rgb */ color: rgb(39, 78, 137);
/* oklch */ color: oklch(42.7% 0.108 258.5);

Tailwind

colors: {
  custom: {
    50: '#6e7fac',
    500: '#274e89',
    950: '#000000',
  },
}

SCSS

$custom: #274e89;
$custom-light: #6e7fac;
$custom-dark: #000000;

JSON

{
  "hex": "#274e89",
  "rgb": {
    "r": 39,
    "g": 78,
    "b": 137
  },
  "hsl": {
    "h": 216.122,
    "s": 55.682,
    "l": 34.51
  },
  "oklch": {
    "l": 0.42725,
    "c": 0.10772,
    "h": 258.5
  },
  "luminance": 0.07686
}

Semantic roles & 50–950 ramp

primary

#274E89

secondary

#B59057

accent

#A349DF

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #274E89

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

Preview Lab → · Contrast checker → · Palette generator →