#103A54#103A54

#103A54 is a dark, moderate cyan. Relative luminance 0.038; OKLCH L 33.3% C 0.065 H 240.3°. Best body text is #FFFFFF at 11.96:1 contrast (WCAG AA passes).

Color values

HEX	#103A54
RGB	rgb(16, 58, 84)
HSL	hsl(203, 68%, 20%)
HSV	hsv(203, 81%, 33%)
CMYK	cmyk(81%, 31%, 0%, 67.1%)
CIE-LAB	lab(22.92, -4.20, -19.83)
CIE-LCH	lch(22.92, 20.27, 258.05°)
OKLab	oklab(33.34% -0.032 -0.056)
OKLCH	oklch(33.34% 0.065 240.3)
XYZ	xyz(3.3263, 3.7760, 8.9393)
Luminance	0.0378 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103A54 #542A10

analogous

#10544C #103A54 #101854

triadic

#103A54 #54103A #3A5410

tetradic

#103A54 #4C1054 #542A10 #185410

square

#103A54 #4C1054 #542A10 #185410

split-complementary

#103A54 #541018 #544C10

monochromatic

#05121A #061721 #103A54 #1A5D87 #2481BB

Accessibility & contrast

On white

11.96

#103A54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#103A54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103A54

11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103A54	#FFFFFF	#000000	##FFFFFF
##103A54	1.00	11.96	1.76	11.96
#FFFFFF	11.96	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3A55

Deuteranopia (green-blind)

#253454

Tritanopia (blue-blind)

#004143

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #103a54;
/* rgb */ color: rgb(16, 58, 84);
/* oklch */ color: oklch(33.3% 0.065 240.3);

Tailwind

colors: {
  custom: {
    50: '#597084',
    500: '#103a54',
    950: '#000000',
  },
}

SCSS

$custom: #103a54;
$custom-light: #597084;
$custom-dark: #000000;

JSON

{
  "hex": "#103a54",
  "rgb": {
    "r": 16,
    "g": 58,
    "b": 84
  },
  "hsl": {
    "h": 202.941,
    "s": 68,
    "l": 19.608
  },
  "oklch": {
    "l": 0.33338,
    "c": 0.06453,
    "h": 240.3
  },
  "luminance": 0.03776
}

Semantic roles & 50–950 ramp

primary

#103A54

secondary

#8E5532

accent

#7F3DEB

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #103A54

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

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