#25309C#25309C

#25309C is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.0% C 0.173 H 270.7°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#25309C
RGB	rgb(37, 48, 156)
HSL	hsl(234, 62%, 38%)
HSV	hsv(234, 76%, 61%)
CMYK	cmyk(76.3%, 69.2%, 0%, 38.8%)
CIE-LAB	lab(26.47, 34.41, -59.73)
CIE-LCH	lch(26.47, 68.93, 299.94°)
OKLab	oklab(38.01% 0.0021 -0.1728)
OKLCH	oklch(38.01% 0.173 270.7)
XYZ	xyz(7.8186, 4.9067, 31.9811)
Luminance	0.0491 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25309C #9C9125

analogous

#256B9C #25309C #56259C

triadic

#25309C #9C2530 #309C25

tetradic

#25309C #9C256B #9C9125 #259C56

square

#25309C #9C256B #9C9125 #259C56

split-complementary

#25309C #9C5625 #6B9C25

monochromatic

#0E1239 #19216B #25309C #313FCD #626DDA

Accessibility & contrast

On white

10.60

#25309C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#25309C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25309C

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25309C	#FFFFFF	#000000	##FFFFFF
##25309C	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449F

Deuteranopia (green-blind)

#00399A

Tritanopia (blue-blind)

#004D62

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #25309c;
/* rgb */ color: rgb(37, 48, 156);
/* oklch */ color: oklch(38.0% 0.173 270.7);

Tailwind

colors: {
  custom: {
    50: '#7368ba',
    500: '#25309c',
    950: '#000000',
  },
}

SCSS

$custom: #25309c;
$custom-light: #7368ba;
$custom-dark: #000000;

JSON

{
  "hex": "#25309c",
  "rgb": {
    "r": 37,
    "g": 48,
    "b": 156
  },
  "hsl": {
    "h": 234.454,
    "s": 61.658,
    "l": 37.843
  },
  "oklch": {
    "l": 0.38011,
    "c": 0.17284,
    "h": 270.7
  },
  "luminance": 0.04908
}

Semantic roles & 50–950 ramp

primary

#25309C

secondary

#BFB65E

accent

#D643E5

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #25309C

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

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