#2255A3#2255A3

#2255A3 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.0% C 0.138 H 258.9°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#2255A3
RGB	rgb(34, 85, 163)
HSL	hsl(216, 65%, 39%)
HSV	hsv(216, 79%, 64%)
CMYK	cmyk(79.1%, 47.9%, 0%, 36.1%)
CIE-LAB	lab(36.89, 12.05, -47.00)
CIE-LCH	lch(36.89, 48.52, 284.38°)
OKLab	oklab(45.97% -0.0264 -0.135)
OKLCH	oklch(45.97% 0.138 258.9)
XYZ	xyz(10.5166, 9.4802, 35.9188)
Luminance	0.0948 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2255A3 #A37022

analogous

#2295A3 #2255A3 #2F22A3

triadic

#2255A3 #A32255 #55A322

tetradic

#2255A3 #A32295 #A37022 #22A32F

square

#2255A3 #A32295 #A37022 #22A32F

split-complementary

#2255A3 #A32F22 #95A322

monochromatic

#0D203E #173B70 #2255A3 #2F70D4 #6193DE

Accessibility & contrast

On white

7.25

#2255A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#2255A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2255A3

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2255A3	#FFFFFF	#000000	##FFFFFF
##2255A3	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A5DA6

Deuteranopia (green-blind)

#0251A1

Tritanopia (blue-blind)

#006874

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2255a3;
/* rgb */ color: rgb(34, 85, 163);
/* oklch */ color: oklch(46.0% 0.138 258.9);

Tailwind

colors: {
  custom: {
    50: '#7184bf',
    500: '#2255a3',
    950: '#000000',
  },
}

SCSS

$custom: #2255a3;
$custom-light: #7184bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2255a3",
  "rgb": {
    "r": 34,
    "g": 85,
    "b": 163
  },
  "hsl": {
    "h": 216.279,
    "s": 65.482,
    "l": 38.627
  },
  "oklch": {
    "l": 0.45971,
    "c": 0.13753,
    "h": 258.9
  },
  "luminance": 0.09481
}

Semantic roles & 50–950 ramp

primary

#2255A3

secondary

#C39B5E

accent

#A63FE8

background

#F7F8FB

surface

#EDEFF7

border

#C8CAD0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2255A3

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

Preview Lab → · Contrast checker → · Palette generator →