#2251A3#2251A3

#2251A3 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.1% C 0.142 H 260.7°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#2251A3
RGB	rgb(34, 81, 163)
HSL	hsl(218, 65%, 39%)
HSV	hsv(218, 79%, 64%)
CMYK	cmyk(79.1%, 50.3%, 0%, 36.1%)
CIE-LAB	lab(35.73, 14.72, -48.87)
CIE-LCH	lch(35.73, 51.04, 286.76°)
OKLab	oklab(45.08% -0.0231 -0.1406)
OKLCH	oklch(45.08% 0.142 260.7)
XYZ	xyz(10.2106, 8.8681, 35.8168)
Luminance	0.0887 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2251A3 #A37422

analogous

#2291A3 #2251A3 #3422A3

triadic

#2251A3 #A32251 #51A322

tetradic

#2251A3 #A32291 #A37422 #22A334

square

#2251A3 #A32291 #A37422 #22A334

split-complementary

#2251A3 #A33422 #91A322

monochromatic

#0D1F3E #173870 #2251A3 #2F6BD4 #618FDE

Accessibility & contrast

On white

7.57

#2251A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#2251A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2251A3

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2251A3	#FFFFFF	#000000	##FFFFFF
##2251A3	1.00	7.57	2.77	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F5AA6

Deuteranopia (green-blind)

#004EA1

Tritanopia (blue-blind)

#006572

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2251a3;
/* rgb */ color: rgb(34, 81, 163);
/* oklch */ color: oklch(45.1% 0.142 260.7);

Tailwind

colors: {
  custom: {
    50: '#7281bf',
    500: '#2251a3',
    950: '#000000',
  },
}

SCSS

$custom: #2251a3;
$custom-light: #7281bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2251a3",
  "rgb": {
    "r": 34,
    "g": 81,
    "b": 163
  },
  "hsl": {
    "h": 218.14,
    "s": 65.482,
    "l": 38.627
  },
  "oklch": {
    "l": 0.45078,
    "c": 0.14247,
    "h": 260.7
  },
  "luminance": 0.08869
}

Semantic roles & 50–950 ramp

primary

#2251A3

secondary

#C39E5E

accent

#AB3FE8

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2251A3

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

Preview Lab → · Contrast checker → · Palette generator →