#2550AE#2550AE

#2550AE is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.8% C 0.158 H 263.1°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#2550AE
RGB	rgb(37, 80, 174)
HSL	hsl(221, 65%, 41%)
HSV	hsv(221, 79%, 68%)
CMYK	cmyk(78.7%, 54%, 0%, 31.8%)
CIE-LAB	lab(36.34, 20.03, -54.44)
CIE-LCH	lch(36.34, 58.01, 290.20°)
OKLab	oklab(45.82% -0.019 -0.1569)
OKLCH	oklch(45.82% 0.158 263.1)
XYZ	xyz(11.2689, 9.1853, 41.2152)
Luminance	0.0919 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2550AE #AE8325

analogous

#2595AE #2550AE #3F25AE

triadic

#2550AE #AE2550 #50AE25

tetradic

#2550AE #AE2595 #AE8325 #25AE3F

square

#2550AE #AE2595 #AE8325 #25AE3F

split-complementary

#2550AE #AE3F25 #95AE25

monochromatic

#102249 #1A397C #2550AE #3B6BD5 #6D91E0

Accessibility & contrast

On white

7.40

#2550AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#2550AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2550AE

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2550AE	#FFFFFF	#000000	##FFFFFF
##2550AE	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#025CB1

Deuteranopia (green-blind)

#004FAC

Tritanopia (blue-blind)

#006777

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2550ae;
/* rgb */ color: rgb(37, 80, 174);
/* oklch */ color: oklch(45.8% 0.158 263.1);

Tailwind

colors: {
  custom: {
    50: '#7580c7',
    500: '#2550ae',
    950: '#000000',
  },
}

SCSS

$custom: #2550ae;
$custom-light: #7580c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2550ae",
  "rgb": {
    "r": 37,
    "g": 80,
    "b": 174
  },
  "hsl": {
    "h": 221.168,
    "s": 64.929,
    "l": 41.373
  },
  "oklch": {
    "l": 0.45822,
    "c": 0.15806,
    "h": 263.1
  },
  "luminance": 0.09187
}

Semantic roles & 50–950 ramp

primary

#2550AE

secondary

#C6A968

accent

#B340E8

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2550AE

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

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