#2749A2#2749A2

#2749A2 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.5% C 0.150 H 264.9°. Best body text is #FFFFFF at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#2749A2
RGB	rgb(39, 73, 162)
HSL	hsl(223, 61%, 39%)
HSV	hsv(223, 76%, 64%)
CMYK	cmyk(75.9%, 54.9%, 0%, 36.5%)
CIE-LAB	lab(33.57, 20.30, -51.76)
CIE-LCH	lch(33.57, 55.59, 291.41°)
OKLab	oklab(43.47% -0.0132 -0.1491)
OKLCH	oklch(43.47% 0.15 264.9)
XYZ	xyz(9.7385, 7.8040, 35.1685)
Luminance	0.0780 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2749A2 #A28027

analogous

#2787A2 #2749A2 #4327A2

triadic

#2749A2 #A22749 #49A227

tetradic

#2749A2 #A22787 #A28027 #27A243

square

#2749A2 #A22787 #A28027 #27A243

split-complementary

#2749A2 #A24327 #87A227

monochromatic

#0F1D3F #1B3371 #2749A2 #3761CF #6988DB

Accessibility & contrast

On white

8.20

#2749A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#2749A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2749A2

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2749A2	#FFFFFF	#000000	##FFFFFF
##2749A2	1.00	8.20	2.56	8.20
#FFFFFF	8.20	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055A5

Deuteranopia (green-blind)

#004AA0

Tritanopia (blue-blind)

#005F6E

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2749a2;
/* rgb */ color: rgb(39, 73, 162);
/* oklch */ color: oklch(43.5% 0.150 264.9);

Tailwind

colors: {
  custom: {
    50: '#737bbe',
    500: '#2749a2',
    950: '#000000',
  },
}

SCSS

$custom: #2749a2;
$custom-light: #737bbe;
$custom-dark: #000000;

JSON

{
  "hex": "#2749a2",
  "rgb": {
    "r": 39,
    "g": 73,
    "b": 162
  },
  "hsl": {
    "h": 223.415,
    "s": 61.194,
    "l": 39.412
  },
  "oklch": {
    "l": 0.43465,
    "c": 0.14971,
    "h": 264.9
  },
  "luminance": 0.07805
}

Semantic roles & 50–950 ramp

primary

#2749A2

secondary

#C1A764

accent

#B843E4

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2749A2

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

Preview Lab → · Contrast checker → · Palette generator →