#2457AC#2457AC

#2457AC is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.1% C 0.147 H 260.1°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#2457AC
RGB	rgb(36, 87, 172)
HSL	hsl(218, 65%, 41%)
HSV	hsv(218, 79%, 67%)
CMYK	cmyk(79.1%, 49.4%, 0%, 32.5%)
CIE-LAB	lab(38.14, 14.49, -50.33)
CIE-LCH	lch(38.14, 52.38, 286.06°)
OKLab	oklab(47.14% -0.0253 -0.1447)
OKLCH	oklch(47.14% 0.147 260.1)
XYZ	xyz(11.5794, 10.1687, 40.3742)
Luminance	0.1017 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2457AC #AC7924

analogous

#249BAC #2457AC #3524AC

triadic

#2457AC #AC2457 #57AC24

tetradic

#2457AC #AC249B #AC7924 #24AC35

square

#2457AC #AC249B #AC7924 #24AC35

split-complementary

#2457AC #AC3524 #9BAC24

monochromatic

#0F2447 #193D79 #2457AC #3873D5 #6A97E0

Accessibility & contrast

On white

6.92

#2457AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#2457AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2457AC

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2457AC	#FFFFFF	#000000	##FFFFFF
##2457AC	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)

#2560AF

Deuteranopia (green-blind)

#0054AA

Tritanopia (blue-blind)

#006B79

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2457ac;
/* rgb */ color: rgb(36, 87, 172);
/* oklch */ color: oklch(47.1% 0.147 260.1);

Tailwind

colors: {
  custom: {
    50: '#7485c5',
    500: '#2457ac',
    950: '#000000',
  },
}

SCSS

$custom: #2457ac;
$custom-light: #7485c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2457ac",
  "rgb": {
    "r": 36,
    "g": 87,
    "b": 172
  },
  "hsl": {
    "h": 217.5,
    "s": 65.385,
    "l": 40.784
  },
  "oklch": {
    "l": 0.47144,
    "c": 0.14692,
    "h": 260.1
  },
  "luminance": 0.1017
}

Semantic roles & 50–950 ramp

primary

#2457AC

secondary

#C6A266

accent

#A93FE8

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2457AC

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

Preview Lab → · Contrast checker → · Palette generator →