#254DA3#254DA3

#254DA3 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.3% C 0.147 H 263.0°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#254DA3
RGB	rgb(37, 77, 163)
HSL	hsl(221, 63%, 39%)
HSV	hsv(221, 77%, 64%)
CMYK	cmyk(77.3%, 52.8%, 0%, 36.1%)
CIE-LAB	lab(34.69, 17.75, -50.55)
CIE-LCH	lch(34.69, 53.57, 289.35°)
OKLab	oklab(44.31% -0.0178 -0.1455)
OKLCH	oklch(44.31% 0.147 263)
XYZ	xyz(10.0253, 8.3443, 35.7255)
Luminance	0.0834 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254DA3 #A37B25

analogous

#258CA3 #254DA3 #3C25A3

triadic

#254DA3 #A3254D #4DA325

tetradic

#254DA3 #A3258C #A37B25 #25A33C

square

#254DA3 #A3258C #A37B25 #25A33C

split-complementary

#254DA3 #A33C25 #8CA325

monochromatic

#0E1E3F #1A3571 #254DA3 #3466D1 #668CDC

Accessibility & contrast

On white

7.87

#254DA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#254DA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254DA3

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254DA3	#FFFFFF	#000000	##FFFFFF
##254DA3	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1258A6

Deuteranopia (green-blind)

#004CA1

Tritanopia (blue-blind)

#006270

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #254da3;
/* rgb */ color: rgb(37, 77, 163);
/* oklch */ color: oklch(44.3% 0.147 263.0);

Tailwind

colors: {
  custom: {
    50: '#737ebf',
    500: '#254da3',
    950: '#000000',
  },
}

SCSS

$custom: #254da3;
$custom-light: #737ebf;
$custom-dark: #000000;

JSON

{
  "hex": "#254da3",
  "rgb": {
    "r": 37,
    "g": 77,
    "b": 163
  },
  "hsl": {
    "h": 220.952,
    "s": 63,
    "l": 39.216
  },
  "oklch": {
    "l": 0.44314,
    "c": 0.14663,
    "h": 263
  },
  "luminance": 0.08345
}

Semantic roles & 50–950 ramp

primary

#254DA3

secondary

#C2A362

accent

#B242E6

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #254DA3

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

Preview Lab → · Contrast checker → · Palette generator →