#254CB0#254CB0

#254CB0 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.2% C 0.166 H 264.5°. Best body text is #FFFFFF at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#254CB0
RGB	rgb(37, 76, 176)
HSL	hsl(223, 65%, 42%)
HSV	hsv(223, 79%, 69%)
CMYK	cmyk(79%, 56.8%, 0%, 31%)
CIE-LAB	lab(35.39, 23.48, -57.16)
CIE-LCH	lch(35.39, 61.80, 292.33°)
OKLab	oklab(45.15% -0.0159 -0.165)
OKLCH	oklch(45.15% 0.166 264.5)
XYZ	xyz(11.1811, 8.6955, 42.1550)
Luminance	0.0870 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254CB0 #B08925

analogous

#2592B0 #254CB0 #4325B0

triadic

#254CB0 #B0254C #4CB025

tetradic

#254CB0 #B02592 #B08925 #25B043

square

#254CB0 #B02592 #B08925 #25B043

split-complementary

#254CB0 #B04325 #92B025

monochromatic

#10204B #1A367D #254CB0 #3C67D6 #6F8FE1

Accessibility & contrast

On white

7.67

#254CB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#254CB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254CB0

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254CB0	#FFFFFF	#000000	##FFFFFF
##254CB0	1.00	7.67	2.74	7.67
#FFFFFF	7.67	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB3

Deuteranopia (green-blind)

#004DAE

Tritanopia (blue-blind)

#006576

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #254cb0;
/* rgb */ color: rgb(37, 76, 176);
/* oklch */ color: oklch(45.2% 0.166 264.5);

Tailwind

colors: {
  custom: {
    50: '#767dc8',
    500: '#254cb0',
    950: '#000000',
  },
}

SCSS

$custom: #254cb0;
$custom-light: #767dc8;
$custom-dark: #000000;

JSON

{
  "hex": "#254cb0",
  "rgb": {
    "r": 37,
    "g": 76,
    "b": 176
  },
  "hsl": {
    "h": 223.165,
    "s": 65.258,
    "l": 41.765
  },
  "oklch": {
    "l": 0.45154,
    "c": 0.16578,
    "h": 264.5
  },
  "luminance": 0.08697
}

Semantic roles & 50–950 ramp

primary

#254CB0

secondary

#C7AD6A

accent

#B940E8

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #254CB0

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

Preview Lab → · Contrast checker → · Palette generator →