#131957#131957

#131957 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.6% C 0.110 H 271.6°. Best body text is #FFFFFF at 16.10:1 contrast (WCAG AA passes).

Color values

HEX	#131957
RGB	rgb(19, 25, 87)
HSL	hsl(235, 64%, 21%)
HSV	hsv(235, 78%, 34%)
CMYK	cmyk(78.2%, 71.3%, 0%, 65.9%)
CIE-LAB	lab(12.74, 21.47, -38.16)
CIE-LCH	lch(12.74, 43.78, 299.37°)
OKLab	oklab(25.65% 0.0031 -0.1103)
OKLCH	oklch(25.65% 0.11 271.6)
XYZ	xyz(2.3359, 1.5216, 9.1856)
Luminance	0.0152 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131957 #575113

analogous

#133B57 #131957 #2F1357

triadic

#131957 #571319 #195713

tetradic

#131957 #57133B #575113 #13572F

square

#131957 #57133B #575113 #13572F

split-complementary

#131957 #572F13 #3B5713

monochromatic

#050719 #080B25 #131957 #1E2789 #2936BB

Accessibility & contrast

On white

16.10

#131957 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#131957 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131957

16.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131957	#FFFFFF	#000000	##FFFFFF
##131957	1.00	16.10	1.30	16.10
#FFFFFF	16.10	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002459

Deuteranopia (green-blind)

#001E56

Tritanopia (blue-blind)

#002935

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #131957;
/* rgb */ color: rgb(19, 25, 87);
/* oklch */ color: oklch(25.6% 0.110 271.6);

Tailwind

colors: {
  custom: {
    50: '#5d5587',
    500: '#131957',
    950: '#000000',
  },
}

SCSS

$custom: #131957;
$custom-light: #5d5587;
$custom-dark: #000000;

JSON

{
  "hex": "#131957",
  "rgb": {
    "r": 19,
    "g": 25,
    "b": 87
  },
  "hsl": {
    "h": 234.706,
    "s": 64.151,
    "l": 20.784
  },
  "oklch": {
    "l": 0.25649,
    "c": 0.11034,
    "h": 271.6
  },
  "luminance": 0.01522
}

Semantic roles & 50–950 ramp

primary

#131957

secondary

#8F8736

accent

#D841E7

background

#F5F5F8

surface

#E9E8EF

border

#C5C4CA

text

#05030B

muted

#79787C

Preview Lab

Preview with #131957

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

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