#2542BA#2542BA

#2542BA is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.1% C 0.191 H 267.1°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#2542BA
RGB	rgb(37, 66, 186)
HSL	hsl(228, 67%, 44%)
HSV	hsv(228, 80%, 73%)
CMYK	cmyk(80.1%, 64.5%, 0%, 27.1%)
CIE-LAB	lab(33.63, 33.87, -65.95)
CIE-LCH	lch(33.63, 74.13, 297.18°)
OKLab	oklab(44.11% -0.0097 -0.1909)
OKLCH	oklch(44.11% 0.191 267.1)
XYZ	xyz(11.5710, 7.8336, 47.3470)
Luminance	0.0784 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2542BA #BA9D25

analogous

#258CBA #2542BA #5225BA

triadic

#2542BA #BA2542 #42BA25

tetradic

#2542BA #BA258C #BA9D25 #25BA52

square

#2542BA #BA258C #BA9D25 #25BA52

split-complementary

#2542BA #BA5225 #8CBA25

monochromatic

#111E54 #1B3087 #2542BA #4360DA #768BE4

Accessibility & contrast

On white

8.18

#2542BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#2542BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2542BA

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2542BA	#FFFFFF	#000000	##FFFFFF
##2542BA	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056BE

Deuteranopia (green-blind)

#0048B8

Tritanopia (blue-blind)

#006278

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2542ba;
/* rgb */ color: rgb(37, 66, 186);
/* oklch */ color: oklch(44.1% 0.191 267.1);

Tailwind

colors: {
  custom: {
    50: '#7976d0',
    500: '#2542ba',
    950: '#000000',
  },
}

SCSS

$custom: #2542ba;
$custom-light: #7976d0;
$custom-dark: #000000;

JSON

{
  "hex": "#2542ba",
  "rgb": {
    "r": 37,
    "g": 66,
    "b": 186
  },
  "hsl": {
    "h": 228.322,
    "s": 66.816,
    "l": 43.725
  },
  "oklch": {
    "l": 0.44105,
    "c": 0.19115,
    "h": 267.1
  },
  "luminance": 0.07835
}

Semantic roles & 50–950 ramp

primary

#2542BA

secondary

#CBB970

accent

#C83EEA

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #2542BA

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

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