#103E7B#103E7B

#103E7B is a dark, moderate cyan. Relative luminance 0.050; OKLCH L 37.1% C 0.115 H 257.3°. Best body text is #FFFFFF at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#103E7B
RGB	rgb(16, 62, 123)
HSL	hsl(214, 77%, 27%)
HSV	hsv(214, 87%, 48%)
CMYK	cmyk(87%, 49.6%, 0%, 51.8%)
CIE-LAB	lab(26.69, 9.50, -38.95)
CIE-LCH	lch(26.69, 40.09, 283.71°)
OKLab	oklab(37.09% -0.0252 -0.112)
OKLCH	oklch(37.09% 0.115 257.3)
XYZ	xyz(5.5101, 4.9848, 19.4068)
Luminance	0.0498 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103E7B #7B4D10

analogous

#10737B #103E7B #18107B

triadic

#103E7B #7B103E #3E7B10

tetradic

#103E7B #7B1073 #7B4D10 #107B18

square

#103E7B #7B1073 #7B4D10 #107B18

split-complementary

#103E7B #7B1810 #737B10

monochromatic

#040E1B #092345 #103E7B #1759B1 #2375E2

Accessibility & contrast

On white

10.52

#103E7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#103E7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103E7B

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103E7B	#FFFFFF	#000000	##FFFFFF
##103E7B	1.00	10.52	2.00	10.52
#FFFFFF	10.52	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B447D

Deuteranopia (green-blind)

#003B7A

Tritanopia (blue-blind)

#004D56

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #103e7b;
/* rgb */ color: rgb(16, 62, 123);
/* oklch */ color: oklch(37.1% 0.115 257.3);

Tailwind

colors: {
  custom: {
    50: '#6372a2',
    500: '#103e7b',
    950: '#000000',
  },
}

SCSS

$custom: #103e7b;
$custom-light: #6372a2;
$custom-dark: #000000;

JSON

{
  "hex": "#103e7b",
  "rgb": {
    "r": 16,
    "g": 62,
    "b": 123
  },
  "hsl": {
    "h": 214.206,
    "s": 76.978,
    "l": 27.255
  },
  "oklch": {
    "l": 0.37085,
    "c": 0.11482,
    "h": 257.3
  },
  "luminance": 0.04985
}

Semantic roles & 50–950 ramp

primary

#103E7B

secondary

#B27C35

accent

#A134F4

background

#F6F6FA

surface

#EBECF3

border

#C6C7CD

text

#06070F

muted

#7A7A7F

Preview Lab

Preview with #103E7B

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

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