#10223F#10223F

#10223F is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.4% C 0.060 H 259.5°. Best body text is #FFFFFF at 15.88:1 contrast (WCAG AA passes).

Color values

HEX	#10223F
RGB	rgb(16, 34, 63)
HSL	hsl(217, 59%, 15%)
HSV	hsv(217, 75%, 25%)
CMYK	cmyk(74.6%, 46%, 0%, 75.3%)
CIE-LAB	lab(13.31, 3.98, -20.72)
CIE-LCH	lch(13.31, 21.10, 280.88°)
OKLab	oklab(25.38% -0.0109 -0.059)
OKLCH	oklch(25.38% 0.06 259.5)
XYZ	xyz(1.6826, 1.6129, 4.9243)
Luminance	0.0161 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10223F #3F2D10

analogous

#10393F #10223F #15103F

triadic

#10223F #3F1022 #223F10

tetradic

#10223F #3F1039 #3F2D10 #103F15

square

#10223F #3F1039 #3F2D10 #103F15

split-complementary

#10223F #3F1510 #393F10

monochromatic

#060D18 #060D18 #10223F #1C3C70 #2957A1

Accessibility & contrast

On white

15.88

#10223F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#10223F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10223F

15.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10223F	#FFFFFF	#000000	##FFFFFF
##10223F	1.00	15.88	1.32	15.88
#FFFFFF	15.88	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#152540

Deuteranopia (green-blind)

#0E203E

Tritanopia (blue-blind)

#00292D

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #10223f;
/* rgb */ color: rgb(16, 34, 63);
/* oklch */ color: oklch(25.4% 0.060 259.5);

Tailwind

colors: {
  custom: {
    50: '#545c74',
    500: '#10223f',
    950: '#000000',
  },
}

SCSS

$custom: #10223f;
$custom-light: #545c74;
$custom-dark: #000000;

JSON

{
  "hex": "#10223f",
  "rgb": {
    "r": 16,
    "g": 34,
    "b": 63
  },
  "hsl": {
    "h": 217.021,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.25383,
    "c": 0.06002,
    "h": 259.5
  },
  "luminance": 0.01613
}

Semantic roles & 50–950 ramp

primary

#10223F

secondary

#795E32

accent

#A645E3

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030408

muted

#78797B

Preview Lab

Preview with #10223F

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

Preview Lab → · Contrast checker → · Palette generator →