#2739A2#2739A2

#2739A2 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.3% C 0.170 H 269.4°. Best body text is #FFFFFF at 9.58:1 contrast (WCAG AA passes).

Color values

HEX	#2739A2
RGB	rgb(39, 57, 162)
HSL	hsl(231, 61%, 39%)
HSV	hsv(231, 76%, 64%)
CMYK	cmyk(75.9%, 64.8%, 0%, 36.5%)
CIE-LAB	lab(29.32, 31.00, -58.68)
CIE-LCH	lch(29.32, 66.36, 297.84°)
OKLab	oklab(40.3% -0.0017 -0.1697)
OKLCH	oklch(40.3% 0.17 269.4)
XYZ	xyz(8.8192, 5.9653, 34.8620)
Luminance	0.0597 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2739A2 #A29027

analogous

#2776A2 #2739A2 #5327A2

triadic

#2739A2 #A22739 #39A227

tetradic

#2739A2 #A22776 #A29027 #27A253

square

#2739A2 #A22776 #A29027 #27A253

split-complementary

#2739A2 #A25327 #76A227

monochromatic

#0F163F #1B2871 #2739A2 #374DCF #6979DB

Accessibility & contrast

On white

9.58

#2739A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#2739A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2739A2

9.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2739A2	#FFFFFF	#000000	##FFFFFF
##2739A2	1.00	9.58	2.19	9.58
#FFFFFF	9.58	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA5

Deuteranopia (green-blind)

#003FA0

Tritanopia (blue-blind)

#005568

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2739a2;
/* rgb */ color: rgb(39, 57, 162);
/* oklch */ color: oklch(40.3% 0.170 269.4);

Tailwind

colors: {
  custom: {
    50: '#756fbe',
    500: '#2739a2',
    950: '#000000',
  },
}

SCSS

$custom: #2739a2;
$custom-light: #756fbe;
$custom-dark: #000000;

JSON

{
  "hex": "#2739a2",
  "rgb": {
    "r": 39,
    "g": 57,
    "b": 162
  },
  "hsl": {
    "h": 231.22,
    "s": 61.194,
    "l": 39.412
  },
  "oklch": {
    "l": 0.40297,
    "c": 0.16968,
    "h": 269.4
  },
  "luminance": 0.05966
}

Semantic roles & 50–950 ramp

primary

#2739A2

secondary

#C1B364

accent

#CD43E4

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2739A2

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

Preview Lab → · Contrast checker → · Palette generator →