#255ABA#255ABA

#255ABA is a mid, vivid blue. Relative luminance 0.113; OKLCH L 48.9% C 0.162 H 261.1°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#255ABA
RGB	rgb(37, 90, 186)
HSL	hsl(219, 67%, 44%)
HSV	hsv(219, 80%, 73%)
CMYK	cmyk(80.1%, 51.6%, 0%, 27.1%)
CIE-LAB	lab(40.00, 18.08, -55.58)
CIE-LCH	lch(40.00, 58.45, 288.02°)
OKLab	oklab(48.88% -0.025 -0.1601)
OKLCH	oklch(48.88% 0.162 261.1)
XYZ	xyz(13.2788, 11.2492, 47.9163)
Luminance	0.1125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255ABA #BA8525

analogous

#25A4BA #255ABA #3B25BA

triadic

#255ABA #BA255A #5ABA25

tetradic

#255ABA #BA25A4 #BA8525 #25BA3B

square

#255ABA #BA25A4 #BA8525 #25BA3B

split-complementary

#255ABA #BA3B25 #A4BA25

monochromatic

#112954 #1B4187 #255ABA #4378DA #769DE4

Accessibility & contrast

On white

6.46

#255ABA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#255ABA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255ABA

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255ABA	#FFFFFF	#000000	##FFFFFF
##255ABA	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1965BD

Deuteranopia (green-blind)

#0058B8

Tritanopia (blue-blind)

#007181

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #255aba;
/* rgb */ color: rgb(37, 90, 186);
/* oklch */ color: oklch(48.9% 0.162 261.1);

Tailwind

colors: {
  custom: {
    50: '#7888cf',
    500: '#255aba',
    950: '#000000',
  },
}

SCSS

$custom: #255aba;
$custom-light: #7888cf;
$custom-dark: #000000;

JSON

{
  "hex": "#255aba",
  "rgb": {
    "r": 37,
    "g": 90,
    "b": 186
  },
  "hsl": {
    "h": 218.658,
    "s": 66.816,
    "l": 43.725
  },
  "oklch": {
    "l": 0.4888,
    "c": 0.16203,
    "h": 261.1
  },
  "luminance": 0.11251
}

Semantic roles & 50–950 ramp

primary

#255ABA

secondary

#CBAB70

accent

#AD3EEA

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #255ABA

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

Preview Lab → · Contrast checker → · Palette generator →