#254EB0#254EB0

#254EB0 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.6% C 0.163 H 263.9°. Best body text is #FFFFFF at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#254EB0
RGB	rgb(37, 78, 176)
HSL	hsl(222, 65%, 42%)
HSV	hsv(222, 79%, 69%)
CMYK	cmyk(79%, 55.7%, 0%, 31%)
CIE-LAB	lab(35.94, 22.14, -56.27)
CIE-LCH	lch(35.94, 60.47, 291.48°)
OKLab	oklab(45.57% -0.0173 -0.1624)
OKLCH	oklch(45.57% 0.163 263.9)
XYZ	xyz(11.3210, 8.9754, 42.2016)
Luminance	0.0898 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254EB0 #B08725

analogous

#2594B0 #254EB0 #4225B0

triadic

#254EB0 #B0254E #4EB025

tetradic

#254EB0 #B02594 #B08725 #25B042

square

#254EB0 #B02594 #B08725 #25B042

split-complementary

#254EB0 #B04225 #94B025

monochromatic

#10214B #1A387D #254EB0 #3C6AD6 #6F90E1

Accessibility & contrast

On white

7.51

#254EB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#254EB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254EB0

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254EB0	#FFFFFF	#000000	##FFFFFF
##254EB0	1.00	7.51	2.80	7.51
#FFFFFF	7.51	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB3

Deuteranopia (green-blind)

#004EAE

Tritanopia (blue-blind)

#006677

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #254eb0;
/* rgb */ color: rgb(37, 78, 176);
/* oklch */ color: oklch(45.6% 0.163 263.9);

Tailwind

colors: {
  custom: {
    50: '#767fc8',
    500: '#254eb0',
    950: '#000000',
  },
}

SCSS

$custom: #254eb0;
$custom-light: #767fc8;
$custom-dark: #000000;

JSON

{
  "hex": "#254eb0",
  "rgb": {
    "r": 37,
    "g": 78,
    "b": 176
  },
  "hsl": {
    "h": 222.302,
    "s": 65.258,
    "l": 41.765
  },
  "oklch": {
    "l": 0.45565,
    "c": 0.16328,
    "h": 263.9
  },
  "luminance": 0.08977
}

Semantic roles & 50–950 ramp

primary

#254EB0

secondary

#C7AC6A

accent

#B640E8

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #254EB0

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

Preview Lab → · Contrast checker → · Palette generator →