#16257B#16257B

#16257B is a dark, vivid blue. Relative luminance 0.029; OKLCH L 31.9% C 0.146 H 268.4°. Best body text is #FFFFFF at 13.25:1 contrast (WCAG AA passes).

Color values

HEX	#16257B
RGB	rgb(22, 37, 123)
HSL	hsl(231, 70%, 28%)
HSV	hsv(231, 82%, 48%)
CMYK	cmyk(82.1%, 69.9%, 0%, 51.8%)
CIE-LAB	lab(19.73, 27.74, -50.27)
CIE-LCH	lch(19.73, 57.41, 298.89°)
OKLab	oklab(31.91% -0.0041 -0.1456)
OKLCH	oklch(31.91% 0.146 268.4)
XYZ	xyz(4.5664, 2.9232, 19.0586)
Luminance	0.0292 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16257B #7B6C16

analogous

#16577B #16257B #39167B

triadic

#16257B #7B1625 #257B16

tetradic

#16257B #7B1657 #7B6C16 #167B39

square

#16257B #7B1657 #7B6C16 #167B39

split-complementary

#16257B #7B3916 #577B16

monochromatic

#05081A #0D1547 #16257B #1F35AF #314ADA

Accessibility & contrast

On white

13.25

#16257B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#16257B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16257B

13.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16257B	#FFFFFF	#000000	##FFFFFF
##16257B	1.00	13.25	1.58	13.25
#FFFFFF	13.25	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357E

Deuteranopia (green-blind)

#002B79

Tritanopia (blue-blind)

#003C4C

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #16257b;
/* rgb */ color: rgb(22, 37, 123);
/* oklch */ color: oklch(31.9% 0.146 268.4);

Tailwind

colors: {
  custom: {
    50: '#675fa2',
    500: '#16257b',
    950: '#000000',
  },
}

SCSS

$custom: #16257b;
$custom-light: #675fa2;
$custom-dark: #000000;

JSON

{
  "hex": "#16257b",
  "rgb": {
    "r": 22,
    "g": 37,
    "b": 123
  },
  "hsl": {
    "h": 231.089,
    "s": 69.655,
    "l": 28.431
  },
  "oklch": {
    "l": 0.31913,
    "c": 0.14562,
    "h": 268.4
  },
  "luminance": 0.02924
}

Semantic roles & 50–950 ramp

primary

#16257B

secondary

#B09F3D

accent

#D23BEC

background

#F6F5FA

surface

#EBE9F4

border

#C6C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #16257B

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

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