#2455B4#2455B4

#2455B4 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.3% C 0.160 H 261.9°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#2455B4
RGB	rgb(36, 85, 180)
HSL	hsl(220, 67%, 42%)
HSV	hsv(220, 80%, 71%)
CMYK	cmyk(80%, 52.8%, 0%, 29.4%)
CIE-LAB	lab(38.14, 18.94, -55.07)
CIE-LCH	lch(38.14, 58.23, 288.98°)
OKLab	oklab(47.32% -0.0227 -0.1587)
OKLCH	oklch(47.32% 0.16 261.9)
XYZ	xyz(12.2113, 10.1659, 44.4898)
Luminance	0.1017 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2455B4 #B48324

analogous

#249DB4 #2455B4 #3B24B4

triadic

#2455B4 #B42455 #55B424

tetradic

#2455B4 #B4249D #B48324 #24B43B

square

#2455B4 #B4249D #B48324 #24B43B

split-complementary

#2455B4 #B43B24 #9DB424

monochromatic

#10254E #1A3D81 #2455B4 #3D72D8 #7097E2

Accessibility & contrast

On white

6.92

#2455B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#2455B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2455B4

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2455B4	#FFFFFF	#000000	##FFFFFF
##2455B4	1.00	6.92	3.03	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F61B7

Deuteranopia (green-blind)

#0054B2

Tritanopia (blue-blind)

#006C7C

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2455b4;
/* rgb */ color: rgb(36, 85, 180);
/* oklch */ color: oklch(47.3% 0.160 261.9);

Tailwind

colors: {
  custom: {
    50: '#7684cb',
    500: '#2455b4',
    950: '#000000',
  },
}

SCSS

$custom: #2455b4;
$custom-light: #7684cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2455b4",
  "rgb": {
    "r": 36,
    "g": 85,
    "b": 180
  },
  "hsl": {
    "h": 219.583,
    "s": 66.667,
    "l": 42.353
  },
  "oklch": {
    "l": 0.47319,
    "c": 0.16032,
    "h": 261.9
  },
  "luminance": 0.10167
}

Semantic roles & 50–950 ramp

primary

#2455B4

secondary

#C9A96B

accent

#AF3EEA

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2455B4

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

Preview Lab → · Contrast checker → · Palette generator →