#231671#231671

#231671 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.2% C 0.145 H 278.9°. Best body text is #FFFFFF at 14.74:1 contrast (WCAG AA passes).

Color values

HEX	#231671
RGB	rgb(35, 22, 113)
HSL	hsl(249, 67%, 26%)
HSV	hsv(249, 81%, 44%)
CMYK	cmyk(69%, 80.5%, 0%, 55.7%)
CIE-LAB	lab(16.12, 34.88, -49.76)
CIE-LCH	lch(16.12, 60.77, 305.03°)
OKLab	oklab(29.23% 0.0225 -0.1437)
OKLCH	oklch(29.23% 0.145 278.9)
XYZ	xyz(3.9597, 2.1231, 15.8207)
Luminance	0.0212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231671 #647116

analogous

#163771 #231671 #511671

triadic

#231671 #712316 #167123

tetradic

#231671 #711637 #647116 #167151

square

#231671 #711637 #647116 #167151

split-complementary

#231671 #715116 #377116

monochromatic

#08051A #130C3E #231671 #3320A4 #442CD6

Accessibility & contrast

On white

14.74

#231671 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#231671 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231671

14.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231671	#FFFFFF	#000000	##FFFFFF
##231671	1.00	14.74	1.42	14.74
#FFFFFF	14.74	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B74

Deuteranopia (green-blind)

#00246F

Tritanopia (blue-blind)

#003143

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #231671;
/* rgb */ color: rgb(35, 22, 113);
/* oklch */ color: oklch(29.2% 0.145 278.9);

Tailwind

colors: {
  custom: {
    50: '#6a569b',
    500: '#231671',
    950: '#000000',
  },
}

SCSS

$custom: #231671;
$custom-light: #6a569b;
$custom-dark: #000000;

JSON

{
  "hex": "#231671",
  "rgb": {
    "r": 35,
    "g": 22,
    "b": 113
  },
  "hsl": {
    "h": 248.571,
    "s": 67.407,
    "l": 26.471
  },
  "oklch": {
    "l": 0.2923,
    "c": 0.14546,
    "h": 278.9
  },
  "luminance": 0.02123
}

Semantic roles & 50–950 ramp

primary

#231671

secondary

#98A73C

accent

#EA3ED2

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #231671

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

Preview Lab → · Contrast checker → · Palette generator →