#2737A2#2737A2

#2737A2 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.9% C 0.172 H 269.8°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#2737A2
RGB	rgb(39, 55, 162)
HSL	hsl(232, 61%, 39%)
HSV	hsv(232, 76%, 64%)
CMYK	cmyk(75.9%, 66%, 0%, 36.5%)
CIE-LAB	lab(28.83, 32.30, -59.49)
CIE-LCH	lch(28.83, 67.70, 298.50°)
OKLab	oklab(39.93% -0.0005 -0.1721)
OKLCH	oklch(39.93% 0.172 269.8)
XYZ	xyz(8.7222, 5.7714, 34.8297)
Luminance	0.0577 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2737A2 #A29227

analogous

#2775A2 #2737A2 #5527A2

triadic

#2737A2 #A22737 #37A227

tetradic

#2737A2 #A22775 #A29227 #27A255

square

#2737A2 #A22775 #A29227 #27A255

split-complementary

#2737A2 #A25527 #75A227

monochromatic

#0F163F #1B2671 #2737A2 #374BCF #6977DB

Accessibility & contrast

On white

9.75

#2737A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2737A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2737A2

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2737A2	#FFFFFF	#000000	##FFFFFF
##2737A2	1.00	9.75	2.15	9.75
#FFFFFF	9.75	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA5

Deuteranopia (green-blind)

#003EA0

Tritanopia (blue-blind)

#005367

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2737a2;
/* rgb */ color: rgb(39, 55, 162);
/* oklch */ color: oklch(39.9% 0.172 269.8);

Tailwind

colors: {
  custom: {
    50: '#756ebf',
    500: '#2737a2',
    950: '#000000',
  },
}

SCSS

$custom: #2737a2;
$custom-light: #756ebf;
$custom-dark: #000000;

JSON

{
  "hex": "#2737a2",
  "rgb": {
    "r": 39,
    "g": 55,
    "b": 162
  },
  "hsl": {
    "h": 232.195,
    "s": 61.194,
    "l": 39.412
  },
  "oklch": {
    "l": 0.39933,
    "c": 0.17206,
    "h": 269.8
  },
  "luminance": 0.05772
}

Semantic roles & 50–950 ramp

primary

#2737A2

secondary

#C1B564

accent

#CF43E4

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2737A2

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

Preview Lab → · Contrast checker → · Palette generator →