#2456B4#2456B4

#2456B4 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.5% C 0.159 H 261.5°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#2456B4
RGB	rgb(36, 86, 180)
HSL	hsl(219, 67%, 42%)
HSV	hsv(219, 80%, 71%)
CMYK	cmyk(80%, 52.2%, 0%, 29.4%)
CIE-LAB	lab(38.42, 18.28, -54.61)
CIE-LCH	lch(38.42, 57.59, 288.50°)
OKLab	oklab(47.53% -0.0234 -0.1573)
OKLCH	oklch(47.53% 0.159 261.5)
XYZ	xyz(12.2906, 10.3245, 44.5162)
Luminance	0.1033 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2456B4 #B48224

analogous

#249EB4 #2456B4 #3A24B4

triadic

#2456B4 #B42456 #56B424

tetradic

#2456B4 #B4249E #B48224 #24B43A

square

#2456B4 #B4249E #B48224 #24B43A

split-complementary

#2456B4 #B43A24 #9EB424

monochromatic

#10254E #1A3E81 #2456B4 #3D73D8 #7098E2

Accessibility & contrast

On white

6.85

#2456B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#2456B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2456B4

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2456B4	#FFFFFF	#000000	##FFFFFF
##2456B4	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1461B7

Deuteranopia (green-blind)

#0054B2

Tritanopia (blue-blind)

#006D7C

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2456b4;
/* rgb */ color: rgb(36, 86, 180);
/* oklch */ color: oklch(47.5% 0.159 261.5);

Tailwind

colors: {
  custom: {
    50: '#7685cb',
    500: '#2456b4',
    950: '#000000',
  },
}

SCSS

$custom: #2456b4;
$custom-light: #7685cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2456b4",
  "rgb": {
    "r": 36,
    "g": 86,
    "b": 180
  },
  "hsl": {
    "h": 219.167,
    "s": 66.667,
    "l": 42.353
  },
  "oklch": {
    "l": 0.47532,
    "c": 0.15909,
    "h": 261.5
  },
  "luminance": 0.10326
}

Semantic roles & 50–950 ramp

primary

#2456B4

secondary

#C9A86B

accent

#AE3EEA

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2456B4

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

Preview Lab → · Contrast checker → · Palette generator →