#274E8F#274E8F

#274E8F is a dark, moderate blue. Relative luminance 0.079; OKLCH L 43.1% C 0.116 H 260.0°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#274E8F
RGB	rgb(39, 78, 143)
HSL	hsl(218, 57%, 36%)
HSV	hsv(218, 73%, 56%)
CMYK	cmyk(72.7%, 45.5%, 0%, 43.9%)
CIE-LAB	lab(33.69, 9.55, -40.05)
CIE-LCH	lch(33.69, 41.17, 283.41°)
OKLab	oklab(43.14% -0.0201 -0.1146)
OKLCH	oklch(43.14% 0.116 260)
XYZ	xyz(8.5172, 7.8624, 27.0500)
Luminance	0.0786 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274E8F #8F6827

analogous

#27828F #274E8F #34278F

triadic

#274E8F #8F274E #4E8F27

tetradic

#274E8F #8F2782 #8F6827 #278F34

square

#274E8F #8F2782 #8F6827 #278F34

split-complementary

#274E8F #8F3427 #828F27

monochromatic

#0D1A2F #1A345F #274E8F #3468BF #5D8AD3

Accessibility & contrast

On white

8.16

#274E8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#274E8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274E8F

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274E8F	#FFFFFF	#000000	##FFFFFF
##274E8F	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E5491

Deuteranopia (green-blind)

#1A4B8E

Tritanopia (blue-blind)

#005D67

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #274e8f;
/* rgb */ color: rgb(39, 78, 143);
/* oklch */ color: oklch(43.1% 0.116 260.0);

Tailwind

colors: {
  custom: {
    50: '#6f7fb0',
    500: '#274e8f',
    950: '#000000',
  },
}

SCSS

$custom: #274e8f;
$custom-light: #6f7fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#274e8f",
  "rgb": {
    "r": 39,
    "g": 78,
    "b": 143
  },
  "hsl": {
    "h": 217.5,
    "s": 57.143,
    "l": 35.686
  },
  "oklch": {
    "l": 0.43137,
    "c": 0.11635,
    "h": 260
  },
  "luminance": 0.07863
}

Semantic roles & 50–950 ramp

primary

#274E8F

secondary

#B8955A

accent

#A747E0

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #274E8F

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

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