#274A8B#274A8B

#274A8B is a dark, moderate blue. Relative luminance 0.072; OKLCH L 41.9% C 0.116 H 261.5°. Best body text is #FFFFFF at 8.61:1 contrast (WCAG AA passes).

Color values

HEX	#274A8B
RGB	rgb(39, 74, 139)
HSL	hsl(219, 56%, 35%)
HSV	hsv(219, 72%, 55%)
CMYK	cmyk(71.9%, 46.8%, 0%, 45.5%)
CIE-LAB	lab(32.24, 10.68, -39.93)
CIE-LCH	lch(32.24, 41.33, 284.97°)
OKLab	oklab(41.93% -0.017 -0.1143)
OKLCH	oklch(41.93% 0.116 261.5)
XYZ	xyz(7.9440, 7.1921, 25.3907)
Luminance	0.0719 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274A8B #8B6827

analogous

#277C8B #274A8B #36278B

triadic

#274A8B #8B274A #4A8B27

tetradic

#274A8B #8B277C #8B6827 #278B36

square

#274A8B #8B277C #8B6827 #278B36

split-complementary

#274A8B #8B3627 #7C8B27

monochromatic

#0C172B #1A315B #274A8B #3463BB #5B85D1

Accessibility & contrast

On white

8.61

#274A8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#274A8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274A8B

8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274A8B	#FFFFFF	#000000	##FFFFFF
##274A8B	1.00	8.61	2.44	8.61
#FFFFFF	8.61	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29518D

Deuteranopia (green-blind)

#15488A

Tritanopia (blue-blind)

#005963

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #274a8b;
/* rgb */ color: rgb(39, 74, 139);
/* oklch */ color: oklch(41.9% 0.116 261.5);

Tailwind

colors: {
  custom: {
    50: '#6e7cad',
    500: '#274a8b',
    950: '#000000',
  },
}

SCSS

$custom: #274a8b;
$custom-light: #6e7cad;
$custom-dark: #000000;

JSON

{
  "hex": "#274a8b",
  "rgb": {
    "r": 39,
    "g": 74,
    "b": 139
  },
  "hsl": {
    "h": 219,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.41933,
    "c": 0.11558,
    "h": 261.5
  },
  "luminance": 0.07193
}

Semantic roles & 50–950 ramp

primary

#274A8B

secondary

#B69558

accent

#AB48DF

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #274A8B

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

Preview Lab → · Contrast checker → · Palette generator →