#254F8E#254F8E

#254F8E is a dark, moderate blue. Relative luminance 0.079; OKLCH L 43.2% C 0.114 H 258.5°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#254F8E
RGB	rgb(37, 79, 142)
HSL	hsl(216, 59%, 35%)
HSV	hsv(216, 74%, 56%)
CMYK	cmyk(73.9%, 44.4%, 0%, 44.3%)
CIE-LAB	lab(33.85, 8.18, -39.19)
CIE-LCH	lch(33.85, 40.04, 281.80°)
OKLab	oklab(43.22% -0.0229 -0.1121)
OKLCH	oklch(43.22% 0.114 258.5)
XYZ	xyz(8.4396, 7.9374, 26.6732)
Luminance	0.0794 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254F8E #8E6425

analogous

#25838E #254F8E #30258E

triadic

#254F8E #8E254F #4F8E25

tetradic

#254F8E #8E2583 #8E6425 #258E30

square

#254F8E #8E2583 #8E6425 #258E30

split-complementary

#254F8E #8E3025 #838E25

monochromatic

#0C192D #18345D #254F8E #326ABF #5A8AD4

Accessibility & contrast

On white

8.12

#254F8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#254F8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254F8E

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254F8E	#FFFFFF	#000000	##FFFFFF
##254F8E	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305590

Deuteranopia (green-blind)

#1D4B8D

Tritanopia (blue-blind)

#005E67

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #254f8e;
/* rgb */ color: rgb(37, 79, 142);
/* oklch */ color: oklch(43.2% 0.114 258.5);

Tailwind

colors: {
  custom: {
    50: '#6e7faf',
    500: '#254f8e',
    950: '#000000',
  },
}

SCSS

$custom: #254f8e;
$custom-light: #6e7faf;
$custom-dark: #000000;

JSON

{
  "hex": "#254f8e",
  "rgb": {
    "r": 37,
    "g": 79,
    "b": 142
  },
  "hsl": {
    "h": 216,
    "s": 58.659,
    "l": 35.098
  },
  "oklch": {
    "l": 0.43216,
    "c": 0.1144,
    "h": 258.5
  },
  "luminance": 0.07938
}

Semantic roles & 50–950 ramp

primary

#254F8E

secondary

#B99156

accent

#A346E2

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #254F8E

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

Preview Lab → · Contrast checker → · Palette generator →