#4254A2#4254A2

#4254A2 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.2% C 0.127 H 271.1°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#4254A2
RGB	rgb(66, 84, 162)
HSL	hsl(229, 42%, 45%)
HSV	hsv(229, 59%, 64%)
CMYK	cmyk(59.3%, 48.1%, 0%, 36.5%)
CIE-LAB	lab(38.03, 17.49, -44.49)
CIE-LCH	lch(38.03, 47.80, 291.46°)
OKLab	oklab(47.23% 0.0023 -0.127)
OKLCH	oklch(47.23% 0.127 271.1)
XYZ	xyz(11.9365, 10.1066, 35.4972)
Luminance	0.1011 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4254A2 #A29042

analogous

#4284A2 #4254A2 #6042A2

triadic

#4254A2 #A24254 #54A242

tetradic

#4254A2 #A24284 #A29042 #42A260

square

#4254A2 #A24284 #A29042 #42A260

split-complementary

#4254A2 #A26042 #84A242

monochromatic

#1F274B #303D77 #4254A2 #6274BF #8E9AD1

Accessibility & contrast

On white

6.95

#4254A2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#4254A2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4254A2

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4254A2	#FFFFFF	#000000	##FFFFFF
##4254A2	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E5EA5

Deuteranopia (green-blind)

#1F56A0

Tritanopia (blue-blind)

#006673

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4254a2;
/* rgb */ color: rgb(66, 84, 162);
/* oklch */ color: oklch(47.2% 0.127 271.1);

Tailwind

colors: {
  custom: {
    50: '#7f83be',
    500: '#4254a2',
    950: '#000000',
  },
}

SCSS

$custom: #4254a2;
$custom-light: #7f83be;
$custom-dark: #000000;

JSON

{
  "hex": "#4254a2",
  "rgb": {
    "r": 66,
    "g": 84,
    "b": 162
  },
  "hsl": {
    "h": 228.75,
    "s": 42.105,
    "l": 44.706
  },
  "oklch": {
    "l": 0.47228,
    "c": 0.12704,
    "h": 271.1
  },
  "luminance": 0.10108
}

Semantic roles & 50–950 ramp

primary

#4254A2

secondary

#BCB184

accent

#BB56D2

background

#F8F8FB

surface

#EFEFF7

border

#CACAD0

text

#0B0A12

muted

#7C7C81

Preview Lab

Preview with #4254A2

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

Preview Lab → · Contrast checker → · Palette generator →