#2457AE#2457AE

#2457AE is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.3% C 0.150 H 260.4°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#2457AE
RGB	rgb(36, 87, 174)
HSL	hsl(218, 66%, 41%)
HSV	hsv(218, 79%, 68%)
CMYK	cmyk(79.3%, 50%, 0%, 31.8%)
CIE-LAB	lab(38.28, 15.27, -51.30)
CIE-LCH	lch(38.28, 53.52, 286.58°)
OKLab	oklab(47.29% -0.025 -0.1476)
OKLCH	oklch(47.29% 0.15 260.4)
XYZ	xyz(11.7730, 10.2461, 41.3934)
Luminance	0.1025 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2457AE #AE7B24

analogous

#249CAE #2457AE #3624AE

triadic

#2457AE #AE2457 #57AE24

tetradic

#2457AE #AE249C #AE7B24 #24AE36

square

#2457AE #AE249C #AE7B24 #24AE36

split-complementary

#2457AE #AE3624 #9CAE24

monochromatic

#0F2449 #1A3E7B #2457AE #3973D6 #6C97E1

Accessibility & contrast

On white

6.89

#2457AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#2457AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2457AE

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2457AE	#FFFFFF	#000000	##FFFFFF
##2457AE	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2261B1

Deuteranopia (green-blind)

#0054AC

Tritanopia (blue-blind)

#006C7A

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2457ae;
/* rgb */ color: rgb(36, 87, 174);
/* oklch */ color: oklch(47.3% 0.150 260.4);

Tailwind

colors: {
  custom: {
    50: '#7585c7',
    500: '#2457ae',
    950: '#000000',
  },
}

SCSS

$custom: #2457ae;
$custom-light: #7585c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2457ae",
  "rgb": {
    "r": 36,
    "g": 87,
    "b": 174
  },
  "hsl": {
    "h": 217.826,
    "s": 65.714,
    "l": 41.176
  },
  "oklch": {
    "l": 0.47292,
    "c": 0.14966,
    "h": 260.4
  },
  "luminance": 0.10247
}

Semantic roles & 50–950 ramp

primary

#2457AE

secondary

#C7A367

accent

#AA3FE9

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2457AE

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

Preview Lab → · Contrast checker → · Palette generator →