#2738AE#2738AE

#2738AE is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.3% C 0.187 H 269.4°. Best body text is #FFFFFF at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#2738AE
RGB	rgb(39, 56, 174)
HSL	hsl(232, 63%, 42%)
HSV	hsv(232, 78%, 68%)
CMYK	cmyk(77.6%, 67.8%, 0%, 31.8%)
CIE-LAB	lab(30.19, 36.05, -64.47)
CIE-LCH	lch(30.19, 73.86, 299.22°)
OKLab	oklab(41.27% -0.0019 -0.1866)
OKLCH	oklch(41.27% 0.187 269.4)
XYZ	xyz(9.8882, 6.3146, 40.7339)
Luminance	0.0632 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.57

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2738AE #AE9D27

analogous

#277CAE #2738AE #5927AE

triadic

#2738AE #AE2738 #38AE27

tetradic

#2738AE #AE277C #AE9D27 #27AE59

square

#2738AE #AE277C #AE9D27 #27AE59

split-complementary

#2738AE #AE5927 #7CAE27

monochromatic

#11184A #1C287C #2738AE #3E51D4 #707EDF

Accessibility & contrast

On white

9.28

#2738AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#2738AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2738AE

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2738AE	#FFFFFF	#000000	##FFFFFF
##2738AE	1.00	9.28	2.26	9.28
#FFFFFF	9.28	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB2

Deuteranopia (green-blind)

#0041AC

Tritanopia (blue-blind)

#00586E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2738ae;
/* rgb */ color: rgb(39, 56, 174);
/* oklch */ color: oklch(41.3% 0.187 269.4);

Tailwind

colors: {
  custom: {
    50: '#786fc7',
    500: '#2738ae',
    950: '#000000',
  },
}

SCSS

$custom: #2738ae;
$custom-light: #786fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#2738ae",
  "rgb": {
    "r": 39,
    "g": 56,
    "b": 174
  },
  "hsl": {
    "h": 232.444,
    "s": 63.38,
    "l": 41.765
  },
  "oklch": {
    "l": 0.41272,
    "c": 0.18662,
    "h": 269.4
  },
  "luminance": 0.06316
}

Semantic roles & 50–950 ramp

primary

#2738AE

secondary

#C6BA6B

accent

#D241E6

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2738AE

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

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