#2351A3#2351A3

#2351A3 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.1% C 0.142 H 260.9°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#2351A3
RGB	rgb(35, 81, 163)
HSL	hsl(218, 65%, 39%)
HSV	hsv(218, 79%, 64%)
CMYK	cmyk(78.5%, 50.3%, 0%, 36.1%)
CIE-LAB	lab(35.76, 14.83, -48.82)
CIE-LCH	lch(35.76, 51.02, 286.90°)
OKLab	oklab(45.11% -0.0224 -0.1404)
OKLCH	oklch(45.11% 0.142 260.9)
XYZ	xyz(10.2440, 8.8853, 35.8184)
Luminance	0.0889 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2351A3 #A37523

analogous

#2391A3 #2351A3 #3523A3

triadic

#2351A3 #A32351 #51A323

tetradic

#2351A3 #A32391 #A37523 #23A335

square

#2351A3 #A32391 #A37523 #23A335

split-complementary

#2351A3 #A33523 #91A323

monochromatic

#0D1F3E #183871 #2351A3 #316BD3 #638FDD

Accessibility & contrast

On white

7.56

#2351A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#2351A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2351A3

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2351A3	#FFFFFF	#000000	##FFFFFF
##2351A3	1.00	7.56	2.78	7.56
#FFFFFF	7.56	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#205AA6

Deuteranopia (green-blind)

#004FA1

Tritanopia (blue-blind)

#006572

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2351a3;
/* rgb */ color: rgb(35, 81, 163);
/* oklch */ color: oklch(45.1% 0.142 260.9);

Tailwind

colors: {
  custom: {
    50: '#7281bf',
    500: '#2351a3',
    950: '#000000',
  },
}

SCSS

$custom: #2351a3;
$custom-light: #7281bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2351a3",
  "rgb": {
    "r": 35,
    "g": 81,
    "b": 163
  },
  "hsl": {
    "h": 218.438,
    "s": 64.646,
    "l": 38.824
  },
  "oklch": {
    "l": 0.45113,
    "c": 0.14218,
    "h": 260.9
  },
  "luminance": 0.08887
}

Semantic roles & 50–950 ramp

primary

#2351A3

secondary

#C39F5F

accent

#AB40E8

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2351A3

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

Preview Lab → · Contrast checker → · Palette generator →