#2554B9#2554B9

#2554B9 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.5% C 0.168 H 262.9°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#2554B9
RGB	rgb(37, 84, 185)
HSL	hsl(221, 67%, 44%)
HSV	hsv(221, 80%, 73%)
CMYK	cmyk(80%, 54.6%, 0%, 27.5%)
CIE-LAB	lab(38.26, 21.65, -57.81)
CIE-LCH	lch(38.26, 61.73, 290.53°)
OKLab	oklab(47.54% -0.0208 -0.1668)
OKLCH	oklch(47.54% 0.168 262.9)
XYZ	xyz(12.6871, 10.2352, 47.1965)
Luminance	0.1024 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2554B9 #B98A25

analogous

#259EB9 #2554B9 #4025B9

triadic

#2554B9 #B92554 #54B925

tetradic

#2554B9 #B9259E #B98A25 #25B940

square

#2554B9 #B9259E #B98A25 #25B940

split-complementary

#2554B9 #B94025 #9EB925

monochromatic

#112653 #1B3D86 #2554B9 #4272D9 #7598E3

Accessibility & contrast

On white

6.89

#2554B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#2554B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2554B9

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2554B9	#FFFFFF	#000000	##FFFFFF
##2554B9	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061BD

Deuteranopia (green-blind)

#0054B7

Tritanopia (blue-blind)

#006D7E

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2554b9;
/* rgb */ color: rgb(37, 84, 185);
/* oklch */ color: oklch(47.5% 0.168 262.9);

Tailwind

colors: {
  custom: {
    50: '#7883cf',
    500: '#2554b9',
    950: '#000000',
  },
}

SCSS

$custom: #2554b9;
$custom-light: #7883cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2554b9",
  "rgb": {
    "r": 37,
    "g": 84,
    "b": 185
  },
  "hsl": {
    "h": 220.946,
    "s": 66.667,
    "l": 43.529
  },
  "oklch": {
    "l": 0.47537,
    "c": 0.16806,
    "h": 262.9
  },
  "luminance": 0.10237
}

Semantic roles & 50–950 ramp

primary

#2554B9

secondary

#CBAE6F

accent

#B33EEA

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0A0A14

muted

#7C7C82

Preview Lab

Preview with #2554B9

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

Preview Lab → · Contrast checker → · Palette generator →