#103E58#103E58

#103E58 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 34.7% C 0.066 H 238.2°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#103E58
RGB	rgb(16, 62, 88)
HSL	hsl(202, 69%, 20%)
HSV	hsv(202, 82%, 35%)
CMYK	cmyk(81.8%, 29.5%, 0%, 65.5%)
CIE-LAB	lab(24.51, -5.21, -19.96)
CIE-LCH	lch(24.51, 20.63, 255.38°)
OKLab	oklab(34.67% -0.0349 -0.0564)
OKLCH	oklch(34.67% 0.066 238.2)
XYZ	xyz(3.6971, 4.2596, 9.8580)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103E58 #582A10

analogous

#10584E #103E58 #101A58

triadic

#103E58 #58103E #3E5810

tetradic

#103E58 #4E1058 #582A10 #1A5810

square

#103E58 #4E1058 #582A10 #1A5810

split-complementary

#103E58 #58101A #584E10

monochromatic

#05121A #071A24 #103E58 #19628C #2387C0

Accessibility & contrast

On white

11.34

#103E58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#103E58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103E58

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103E58	#FFFFFF	#000000	##FFFFFF
##103E58	1.00	11.34	1.85	11.34
#FFFFFF	11.34	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323E59

Deuteranopia (green-blind)

#283758

Tritanopia (blue-blind)

#004547

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #103e58;
/* rgb */ color: rgb(16, 62, 88);
/* oklch */ color: oklch(34.7% 0.066 238.2);

Tailwind

colors: {
  custom: {
    50: '#5b7387',
    500: '#103e58',
    950: '#000000',
  },
}

SCSS

$custom: #103e58;
$custom-light: #5b7387;
$custom-dark: #000000;

JSON

{
  "hex": "#103e58",
  "rgb": {
    "r": 16,
    "g": 62,
    "b": 88
  },
  "hsl": {
    "h": 201.667,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.34673,
    "c": 0.06631,
    "h": 238.2
  },
  "luminance": 0.0426
}

Semantic roles & 50–950 ramp

primary

#103E58

secondary

#915532

accent

#7B3CEC

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #103E58

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

Preview Lab → · Contrast checker → · Palette generator →