#2541A7#2541A7

#2541A7 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.2% C 0.167 H 267.0°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#2541A7
RGB	rgb(37, 65, 167)
HSL	hsl(227, 64%, 40%)
HSV	hsv(227, 78%, 65%)
CMYK	cmyk(77.8%, 61.1%, 0%, 34.5%)
CIE-LAB	lab(31.72, 27.36, -57.77)
CIE-LCH	lch(31.72, 63.92, 295.34°)
OKLab	oklab(42.18% -0.0088 -0.167)
OKLCH	oklch(42.18% 0.167 267)
XYZ	xyz(9.6259, 6.9628, 37.3884)
Luminance	0.0696 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2541A7 #A78B25

analogous

#2582A7 #2541A7 #4A25A7

triadic

#2541A7 #A72541 #41A725

tetradic

#2541A7 #A72582 #A78B25 #25A74A

square

#2541A7 #A72582 #A78B25 #25A74A

split-complementary

#2541A7 #A74A25 #82A725

monochromatic

#0F1A43 #1A2E75 #2541A7 #3758D3 #6982DE

Accessibility & contrast

On white

8.78

#2541A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#2541A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2541A7

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2541A7	#FFFFFF	#000000	##FFFFFF
##2541A7	1.00	8.78	2.39	8.78
#FFFFFF	8.78	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051AA

Deuteranopia (green-blind)

#0045A5

Tritanopia (blue-blind)

#005B6D

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2541a7;
/* rgb */ color: rgb(37, 65, 167);
/* oklch */ color: oklch(42.2% 0.167 267.0);

Tailwind

colors: {
  custom: {
    50: '#7575c2',
    500: '#2541a7',
    950: '#000000',
  },
}

SCSS

$custom: #2541a7;
$custom-light: #7575c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2541a7",
  "rgb": {
    "r": 37,
    "g": 65,
    "b": 167
  },
  "hsl": {
    "h": 227.077,
    "s": 63.725,
    "l": 40
  },
  "oklch": {
    "l": 0.4218,
    "c": 0.1672,
    "h": 267
  },
  "luminance": 0.06964
}

Semantic roles & 50–950 ramp

primary

#2541A7

secondary

#C4AF64

accent

#C341E7

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2541A7

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

Preview Lab → · Contrast checker → · Palette generator →