#2561BE#2561BE

#2561BE is a mid, vivid blue. Relative luminance 0.127; OKLCH L 50.7% C 0.159 H 259.2°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#2561BE
RGB	rgb(37, 97, 190)
HSL	hsl(216, 67%, 45%)
HSV	hsv(216, 81%, 75%)
CMYK	cmyk(80.5%, 48.9%, 0%, 25.5%)
CIE-LAB	lab(42.24, 15.05, -54.28)
CIE-LCH	lch(42.24, 56.33, 285.50°)
OKLab	oklab(50.69% -0.0297 -0.1561)
OKLCH	oklch(50.69% 0.159 259.2)
XYZ	xyz(14.3285, 12.6587, 50.3934)
Luminance	0.1266 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2561BE #BE8225

analogous

#25ADBE #2561BE #3625BE

triadic

#2561BE #BE2561 #61BE25

tetradic

#2561BE #BE25AD #BE8225 #25BE36

square

#2561BE #BE25AD #BE8225 #25BE36

split-complementary

#2561BE #BE3625 #ADBE25

monochromatic

#112D58 #1B478B #2561BE #4580DB #79A3E5

Accessibility & contrast

On white

5.95

#2561BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#2561BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2561BE

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2561BE	#FFFFFF	#000000	##FFFFFF
##2561BE	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A6BC1

Deuteranopia (green-blind)

#005DBC

Tritanopia (blue-blind)

#007786

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #2561be;
/* rgb */ color: rgb(37, 97, 190);
/* oklch */ color: oklch(50.7% 0.159 259.2);

Tailwind

colors: {
  custom: {
    50: '#788dd2',
    500: '#2561be',
    950: '#000000',
  },
}

SCSS

$custom: #2561be;
$custom-light: #788dd2;
$custom-dark: #000000;

JSON

{
  "hex": "#2561be",
  "rgb": {
    "r": 37,
    "g": 97,
    "b": 190
  },
  "hsl": {
    "h": 216.471,
    "s": 67.401,
    "l": 44.51
  },
  "oklch": {
    "l": 0.50687,
    "c": 0.15894,
    "h": 259.2
  },
  "luminance": 0.1266
}

Semantic roles & 50–950 ramp

primary

#2561BE

secondary

#CDA972

accent

#A73EEA

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0A0C14

muted

#7C7D83

Preview Lab

Preview with #2561BE

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

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