#2457A0#2457A0

#2457A0 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 46.3% C 0.130 H 257.9°. Best body text is #FFFFFF at 7.13:1 contrast (WCAG AA passes).

Color values

HEX	#2457A0
RGB	rgb(36, 87, 160)
HSL	hsl(215, 63%, 38%)
HSV	hsv(215, 78%, 63%)
CMYK	cmyk(77.5%, 45.6%, 0%, 37.3%)
CIE-LAB	lab(37.35, 9.79, -44.47)
CIE-LCH	lch(37.35, 45.53, 282.42°)
OKLab	oklab(46.28% -0.0273 -0.1275)
OKLCH	oklch(46.28% 0.13 257.9)
XYZ	xyz(10.4786, 9.7283, 34.5764)
Luminance	0.0973 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2457A0 #A06D24

analogous

#2495A0 #2457A0 #2F24A0

triadic

#2457A0 #A02457 #57A024

tetradic

#2457A0 #A02495 #A06D24 #24A02F

square

#2457A0 #A02495 #A06D24 #24A02F

split-complementary

#2457A0 #A02F24 #95A024

monochromatic

#0E213C #193C6E #2457A0 #3172D1 #6394DC

Accessibility & contrast

On white

7.13

#2457A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#2457A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2457A0

7.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2457A0	#FFFFFF	#000000	##FFFFFF
##2457A0	1.00	7.13	2.95	7.13
#FFFFFF	7.13	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315EA3

Deuteranopia (green-blind)

#17539F

Tritanopia (blue-blind)

#006873

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2457a0;
/* rgb */ color: rgb(36, 87, 160);
/* oklch */ color: oklch(46.3% 0.130 257.9);

Tailwind

colors: {
  custom: {
    50: '#7185bc',
    500: '#2457a0',
    950: '#000000',
  },
}

SCSS

$custom: #2457a0;
$custom-light: #7185bc;
$custom-dark: #000000;

JSON

{
  "hex": "#2457a0",
  "rgb": {
    "r": 36,
    "g": 87,
    "b": 160
  },
  "hsl": {
    "h": 215.323,
    "s": 63.265,
    "l": 38.431
  },
  "oklch": {
    "l": 0.46279,
    "c": 0.13035,
    "h": 257.9
  },
  "luminance": 0.0973
}

Semantic roles & 50–950 ramp

primary

#2457A0

secondary

#C1995F

accent

#A341E6

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2457A0

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

Preview Lab → · Contrast checker → · Palette generator →