#10223C#10223C

#10223C is a dark, muted blue. Relative luminance 0.016; OKLCH L 25.2% C 0.055 H 257.7°. Best body text is #FFFFFF at 15.96:1 contrast (WCAG AA passes).

Color values

HEX	#10223C
RGB	rgb(16, 34, 60)
HSL	hsl(215, 58%, 15%)
HSV	hsv(215, 73%, 24%)
CMYK	cmyk(73.3%, 43.3%, 0%, 76.5%)
CIE-LAB	lab(13.11, 2.70, -18.93)
CIE-LCH	lch(13.11, 19.12, 278.11°)
OKLab	oklab(25.16% -0.0118 -0.0538)
OKLCH	oklch(25.16% 0.055 257.7)
XYZ	xyz(1.6010, 1.5803, 4.4947)
Luminance	0.0158 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10223C #3C2A10

analogous

#10383C #10223C #14103C

triadic

#10223C #3C1022 #223C10

tetradic

#10223C #3C1038 #3C2A10 #103C14

square

#10223C #3C1038 #3C2A10 #103C14

split-complementary

#10223C #3C1410 #383C10

monochromatic

#060E18 #060E18 #10223C #1D3D6C #2A599D

Accessibility & contrast

On white

15.96

#10223C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#10223C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10223C

15.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10223C	#FFFFFF	#000000	##FFFFFF
##10223C	1.00	15.96	1.32	15.96
#FFFFFF	15.96	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17243D

Deuteranopia (green-blind)

#10203B

Tritanopia (blue-blind)

#00282C

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #10223c;
/* rgb */ color: rgb(16, 34, 60);
/* oklch */ color: oklch(25.2% 0.055 257.7);

Tailwind

colors: {
  custom: {
    50: '#545c72',
    500: '#10223c',
    950: '#000000',
  },
}

SCSS

$custom: #10223c;
$custom-light: #545c72;
$custom-dark: #000000;

JSON

{
  "hex": "#10223c",
  "rgb": {
    "r": 16,
    "g": 34,
    "b": 60
  },
  "hsl": {
    "h": 215.455,
    "s": 57.895,
    "l": 14.902
  },
  "oklch": {
    "l": 0.25164,
    "c": 0.05504,
    "h": 257.7
  },
  "luminance": 0.0158
}

Semantic roles & 50–950 ramp

primary

#10223C

secondary

#765A32

accent

#A247E1

background

#F4F5F6

surface

#E8E9EC

border

#C4C5C7

text

#030408

muted

#78797B

Preview Lab

Preview with #10223C

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

Preview Lab → · Contrast checker → · Palette generator →