#2457AD#2457AD

#2457AD is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.2% C 0.148 H 260.2°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#2457AD
RGB	rgb(36, 87, 173)
HSL	hsl(218, 66%, 41%)
HSV	hsv(218, 79%, 68%)
CMYK	cmyk(79.2%, 49.7%, 0%, 32.2%)
CIE-LAB	lab(38.21, 14.88, -50.82)
CIE-LCH	lch(38.21, 52.95, 286.32°)
OKLab	oklab(47.22% -0.0251 -0.1461)
OKLCH	oklch(47.22% 0.148 260.2)
XYZ	xyz(11.6758, 10.2072, 40.8819)
Luminance	0.1021 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2457AD #AD7A24

analogous

#249BAD #2457AD #3524AD

triadic

#2457AD #AD2457 #57AD24

tetradic

#2457AD #AD249B #AD7A24 #24AD35

square

#2457AD #AD249B #AD7A24 #24AD35

split-complementary

#2457AD #AD3524 #9BAD24

monochromatic

#0F2448 #193E7A #2457AD #3973D6 #6B97E0

Accessibility & contrast

On white

6.90

#2457AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#2457AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2457AD

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2457AD	#FFFFFF	#000000	##FFFFFF
##2457AD	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2461B0

Deuteranopia (green-blind)

#0054AB

Tritanopia (blue-blind)

#006C7A

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2457ad;
/* rgb */ color: rgb(36, 87, 173);
/* oklch */ color: oklch(47.2% 0.148 260.2);

Tailwind

colors: {
  custom: {
    50: '#7485c6',
    500: '#2457ad',
    950: '#000000',
  },
}

SCSS

$custom: #2457ad;
$custom-light: #7485c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2457ad",
  "rgb": {
    "r": 36,
    "g": 87,
    "b": 173
  },
  "hsl": {
    "h": 217.664,
    "s": 65.55,
    "l": 40.98
  },
  "oklch": {
    "l": 0.47218,
    "c": 0.14829,
    "h": 260.2
  },
  "luminance": 0.10209
}

Semantic roles & 50–950 ramp

primary

#2457AD

secondary

#C6A366

accent

#AA3FE9

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2457AD

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

Preview Lab → · Contrast checker → · Palette generator →